Useful for Civil Engineers of P.W.D. , Yogendra Borse

Land acquisition data entry

noreply@blogger.com (Yogendra) — Sat, 04 Apr 2026 09:08:00 +0000

Project & Village Configuration

1A. Select Active Project:

1B. Manage Villages:

1C. Working Village:

Total Project Value: ₹0

Master Project Land Records

Village	Gat No.	Owner	Owned Area	Acquired Area	Payable	Status	Action

Village-wise Land Category Summary

Village	Class-1 Area	Class-2 Area	PESA Area	Total Area

Project Hierarchy View

Land Acquisition Management Tool – Complete Guide

The Land Acquisition Management Tool is a powerful web-based application designed to manage, track, and visualize land acquisition data at project level. It is especially useful for engineers, project managers, and government officials handling large-scale infrastructure projects.

1. Key Features

📌 Project-wise and village-wise data management
📌 Gat-level land acquisition tracking
📌 Owner-wise financial and legal record management
📌 Excel (CSV) export with detailed columns
📌 JSON backup & restore functionality
📌 Mermaid-based hierarchy visualization
📌 A2 size printable diagram export

2. Workflow Overview

Create a new project
Add villages under the project
Select a working village
Enter Gat details
Add owner-wise land and financial data
Save and manage records

3. Data Structure

📍 Gat Level Data

Gat Number
Land Category (Class-1 / Class-2 / PESA)
JMS Status
Valuation Status
Legal Status

👤 Owner Level Data

Owner Name & Type
Owned Area & Acquired Area
Payable Amount (Manual Entry)
Amount Paid & Balance
Draft Sale Deed
Registration Fee, Stamp Duty, Paging Fee, Misc Expenses
Land Acquisition Cost
Payment Date
Aadhar & PAN Details
Bank Details (Name, IFSC, Account Number)
Remarks

4. Excel Export Columns

The tool exports complete project data into Excel (CSV) format with the following fields:

Field	Description
Village	Village name
Gat No	Survey/Gat number
Owner Name	Land owner name
Category	Land classification
JMS Status	Joint Measurement Status
Valuation Status	Award/valuation progress
Legal Status	Title verification
Draft Sale Deed	Document reference
Registration Fee	Registration cost
Stamp Duty	Stamp charges
Paging Fee	Documentation charges
Miscellaneous	Other expenses
Land Acquisition Cost	Total cost
Amount Paid Date	Payment date
Aadhar Number	Identity proof
PAN Number	Tax ID
Bank Details	Payment account details
Remarks	Additional notes

5. Mermaid Hierarchy Visualization

The tool generates a visual flowchart using Mermaid.js representing:

🏗️ Project
🏡 Villages
📍 Gat Numbers
👤 Owner Details

Each node includes financial, legal, and identity details, making it extremely useful for presentations and reporting.

🖨️ A2 Print Export

The diagram can be exported in A2 size SVG format, allowing full-scale printing for large datasets such as highway or irrigation projects.

6. Village-wise Summary

The tool automatically generates summary reports based on land category:

Class-1 Area
Class-2 Area
PESA Area
Total Acquired Area

7. Backup & Restore

Export full project as JSON backup
Import data anytime
Safe data storage using IndexedDB (browser-based)

8. Advantages

✔ No server required (works offline)
✔ Fast and responsive
✔ Highly customizable
✔ Ideal for government and EPC projects
✔ Scalable for thousands of records

9. Conclusion

This Land Acquisition Tool provides a digital solution for managing complex land records, financial tracking, and legal status in a structured manner. With visualization and export features, it improves decision-making and reporting efficiency.

PEB section Estimation calculator

noreply@blogger.com (Yogendra) — Fri, 27 Mar 2026 18:06:00 +0000

PEB Structural member Estimation

PEB tentative section Estimation

Span ($L$) [m]

Bay Spacing [m]

Eave Height [m]

Base Connection

Wind Speed ($V_b$)

PEB Structural Member Estimation Tool – Technical Explanation

This tool is developed for Pre-Engineered Building (PEB) preliminary design. It provides quick and reliable estimates of structural member sizes, anchor systems, and steel weight based on standard engineering thumb rules and practical industry experience.

1. Objective of the Tool

The primary objective is to assist engineers in obtaining:

Preliminary rafter depth and plate sizes
Steel quantity estimation
Anchor bolt requirements
Shear key necessity check
Basic design validation using engineering logic

2. Input Parameters

Span (L): Distance between columns
Bay Spacing (B): Distance between frames
Eave Height (H): Height at column top
Base Connection: Pinned or Fixed
Wind Speed (Vb): Governing lateral load parameter

3. Primary Member Design Logic

3.1 Rafter Depth Estimation

The tool uses a widely accepted optimization ratio:

d ≈ L / 28

Where:

d = depth of rafter (mm)
L = span (mm)

This ensures:

Efficient bending resistance
Economical steel usage
Compliance with deflection limits

3.2 Web Thickness

tw = d / 150 (minimum 6 mm)

This criterion ensures:

Shear capacity adequacy
Prevention of web buckling

3.3 Flange Width

bf = d / 5 (minimum 150 mm)

Flange width governs:

Bending strength
Lateral torsional stability

3.4 Deflection Check

Allowable Deflection = L / 180

This is a standard serviceability limit used in industrial structures.

4. Steel Weight Estimation

The steel consumption is estimated using empirical relationships:

kg/m² = 25 + (0.5 × L) + Wind Factor

Where:

Base value = 25 kg/m² (light structure)
Span effect increases steel
Wind factor adds 10 kg/m² for high wind zones

Total Steel (MT) = (kg/m² × L × B) / 1000

This gives steel per bay, useful for:

Cost estimation
Feasibility studies

5. Anchor Bolt Design Logic

Bolt Diameter Selection

If L > 30 m → M30 bolts Else → M24 bolts

Bolt Quantity

Pinned Base → 4 bolts Fixed Base → 8 bolts

Embedment Depth

Embedment = 15 × Bolt Diameter

This ensures proper anchorage and pull-out resistance.

6. Shear Key Requirement

Shear key necessity is checked using friction vs shear condition:

If Vu > μ × Pu → Shear Key Required

Simplified logic used in the tool:

High wind (≥ 44 m/s) OR large span (> 35 m) → Shear key required
Otherwise friction is sufficient

Typical Shear Key Sizes

ISMC 150 channel
100 × 100 box section

7. Role of MathJax

The tool integrates MathJax to dynamically render engineering equations such as:

Depth optimization formulas
Weight calculations
Design inequalities

This improves readability and provides a professional engineering interface.

8. Engineering Assumptions

Preliminary design only (not final design)
Uniform loading conditions
Standard material properties
Typical industrial building configuration

9. Limitations

Does not replace detailed structural analysis
No seismic load consideration
No connection design verification
No code-specific checks (IS 800, MBMA, etc.)

10. Conclusion

This PEB estimation tool serves as a fast and practical design assistant for structural engineers. It bridges the gap between conceptual design and detailed analysis, helping engineers make informed decisions quickly.

For final design, it is recommended to validate results using detailed structural analysis software and relevant design codes.

Letter correspondence

noreply@blogger.com (Yogendra) — Sat, 21 Mar 2026 09:06:10 +0000

Letter Correspondence Manager

Letter Correspondence Entry

Sr. No

Subject

Letter Date

Letter Number

Letter Received Date

Letter Received Number

Action Taken

Reply Date

Remarks

Import JSON

Letter Correspondence Entry System – Technical Explanation

This web-based application is designed to manage and track official correspondence efficiently. It enables users to record, update, store, and retrieve letter communication details with a simple interface. The system combines form-based data entry, local storage, and cloud integration.

1. Objective of the System

Maintain structured records of incoming and outgoing letters
Track action taken on each correspondence
Enable quick editing and deletion of records
Provide backup via JSON export/import
Integrate with Google Sheets for centralized data storage

2. Form Input Structure

The form captures key details of correspondence:

Sr. No: Unique identifier for each entry
Subject: Brief description of the letter
Letter Date: Date on the original letter
Letter Number: Reference number of the letter
Letter Received Date: Date when letter is received
Letter Received Number: Inward/receipt number
Action Taken: Status of processing
Reply Date: Date of response
Remarks: Additional notes

3. Action Tracking Logic

The system categorizes each letter based on its processing status:

Forwarded
Reverted
Filed
Action Yet to be Taken (Pending cases)

This helps in monitoring workflow and identifying pending tasks.

4. Data Storage Mechanism

4.1 Local Storage

All entries are stored in the browser using localStorage:

localStorage.setItem('letterEntries', JSON.stringify(letterData));

Benefits:

Fast access
No server dependency
Offline usability

4.2 Cloud Storage (Google Apps Script)

Data is also sent to a Google Sheet using a web API:

fetch(SCRIPT_URL, { method: 'POST', mode: 'no-cors', body: JSON.stringify(payload) });

Advantages:

Centralized record keeping
Multi-user accessibility
Permanent backup

5. Data Rendering (Table View)

The system dynamically displays saved entries in a table using JavaScript:

tbody.innerHTML = letterData.map(...).join('');

Features:

Live updates
Editable rows
Delete functionality
Horizontal scroll for wide datasets

6. Edit and Update Functionality

When editing a record:

Form fields are pre-filled with existing data
Submit button changes to "Update Entry"
Selected record is updated instead of creating a new one

letterData[editIndex] = payload;

7. Delete Functionality

Users can remove records with confirmation:

letterData.splice(index, 1);

This ensures data integrity and prevents accidental deletion.

8. Backup and Restore System

8.1 Export JSON

Data can be exported as a backup file:

new Blob([JSON.stringify(letterData, null, 2)], { type: 'application/json' });

8.2 Import JSON

Previously saved data can be restored:

File is read using FileReader
Data replaces current dataset
Table updates automatically

9. User Experience Enhancements

Smooth scrolling to data table
Processing indicator during submission
Dynamic button state (Save → Update)
Responsive layout using utility classes

10. Workflow Summary

User enters correspondence details
Clicks "Save"
Data is stored locally and sent to cloud
Table updates instantly
User can edit/delete/export as needed

11. Engineering & Administrative Benefits

Efficient document tracking
Reduced manual register work
Easy audit and reporting
Improved accountability

12. Limitations

No authentication system
Dependent on browser storage
No validation for duplicate entries
Limited error handling for API

PUMP DESIGN CALCULATION

noreply@blogger.com (Yogendra) — Thu, 19 Mar 2026 02:32:58 +0000

Pump Design & Data Logger

Suction (z1) m:

Discharge (z2) m:

Pipe Length (L) m:

Dia (D) mm:

Flow (Q) m³/hr:

Pump Design & Data Logger – Technical Explanation

This tool is developed for hydraulic pump system design and performance estimation. It calculates the Total Dynamic Head (TDH) and required pump power based on pipe flow conditions and elevation differences.

1. Objective of the Tool

Estimate pump head requirements
Calculate friction losses in pipelines
Determine pump power (kW and HP)
Generate printable design reports
Store and export calculation data

2. Input Parameters

Suction Level (z₁): Pump inlet elevation
Discharge Level (z₂): Outlet elevation
Pipe Length (L): Total pipeline length
Pipe Diameter (D): Internal diameter of pipe
Flow Rate (Q): Discharge in m³/hr

3. Hydraulic Calculations

3.1 Static Head

Static Head = z₂ - z₁

Represents elevation difference between suction and discharge points.

3.2 Flow Conversion

Q (m³/s) = Q (m³/hr) / 3600

Required for SI unit consistency.

3.3 Pipe Diameter Conversion

D (m) = D (mm) / 1000

3.4 Friction Loss (Hazen-Williams Equation)

hf = (10.67 × L × Q^1.852) / (C^1.852 × D^4.87)

Where:

hf = friction head loss (m)
C = Hazen-Williams coefficient (assumed 130)

This formula is widely used for water supply systems and provides reliable estimates for turbulent flow.

3.5 Total Dynamic Head (TDH)

TDH = Static Head + Friction Loss

This represents the total head against which the pump must operate.

3.6 Pump Power Calculation

Power (kW) = (ρ × g × Q × TDH) / (η × 1000)

Where:

ρ = density of water (1000 kg/m³)
g = 9.81 m/s²
η = pump efficiency (assumed 75%)

3.7 Conversion to Horsepower

HP = kW × 1.341

4. System Workflow

User enters hydraulic parameters
Clicks "Calculate System"
System computes all hydraulic values
Results are displayed instantly
User can export or print results

5. Data Logging Feature

The system stores the last calculation in memory:

lastCalculation = { flow, head, friction, tdh, kw, hp }

This enables:

Quick export to external systems
Cloud storage integration

6. Google Sheets Integration

The tool supports saving results to Google Sheets via API:

fetch(scriptUrl, { method: 'POST', mode: 'no-cors', body: JSON.stringify(lastCalculation) });

Benefits:

Centralized data storage
Project record keeping
Multi-user accessibility

7. Print & PDF Report Generation

The tool includes a print-optimized layout:

Hides buttons and UI elements
Displays formatted report header
Auto inserts current date

window.print();

This allows generation of professional design reports.

8. Engineering Significance

Ensures correct pump selection
Avoids under/over-design
Optimizes energy consumption
Improves system reliability

9. Assumptions

Water as working fluid
Constant pipe roughness (C = 130)
Pump efficiency = 75%
Steady flow conditions

10. Limitations

No minor losses (bends, valves) considered
No NPSH calculation
No pump curve matching
No transient flow analysis

11. Conclusion

This tool serves as a quick and effective hydraulic design assistant for engineers. It simplifies complex calculations into a user-friendly interface while maintaining engineering accuracy for preliminary design.

For final pump selection, it is recommended to validate results with manufacturer pump curves and detailed hydraulic analysis.

Isolated footing design as per IS 456 2000

noreply@blogger.com (Yogendra) — Wed, 18 Mar 2026 18:56:55 +0000

Column Load (P) in kN

SBC of Soil in kN/m²

Column Size (mm)

Steel Grade (fy)

Step 1: Required Footing Area

Increasing load by 10% for self-weight...

A = (P * 1.1) / SBC

Required Area: m²
Adopted Size: m x m

Step 2: Net Upward Pressure (q)

q = P / Area_Provided

Net Pressure: kN/m²

Step 3: Bending Moment (M)

Critical section at face of column...
Projection (X) = (Side - Col)/2 = m

M = (q * X²) / 2

Moment: kNm

Step 4: Steel Calculation (Ast)

Using Effective Depth (d) = 400mm

Ast = (M * 1.5) / (0.87 * fy * j * d)

Required Ast: mm²
Result: Provide 12mm bars @ mm c/c.

RCC Isolated Footing Design Tool – Technical Explanation

This tool is developed for the design of isolated footings supporting individual columns, based on guidelines from IS 456:2000. It provides a step-by-step calculation of footing size, soil pressure, bending moment, and reinforcement requirement.

1. Objective of the Tool

Determine required footing area
Check soil bearing pressure
Calculate bending moment at critical section
Design reinforcement (Ast)
Provide practical bar spacing

2. Input Parameters

Column Load (P): Axial load on footing (kN)
Safe Bearing Capacity (SBC): Soil capacity (kN/m²)
Column Size: Size of column (mm)
Steel Grade (fy): Yield strength of reinforcement (MPa)

3. Design Procedure

Step 1: Footing Area Calculation

To account for self-weight of footing, load is increased by 10%.

A = (P × 1.1) / SBC

The footing is assumed square:

Side = √A

The value is rounded for practical construction.

Step 2: Net Soil Pressure

q = P / Area_provided

This ensures:

Actual pressure is within SBC limits
Uniform load distribution assumption

Step 3: Bending Moment Calculation

Critical section is taken at the face of the column.

Projection (X) = (Footing Size - Column Size) / 2

M = (q × X²) / 2

Factored moment:

Mu = 1.5 × M

This follows limit state design principles.

Step 4: Steel Reinforcement (Ast)

Ast = (Mu × 10⁶) / (0.87 × fy × j × d)

Where:

j ≈ 0.9 (lever arm factor)
d = effective depth (assumed 400 mm)

Step 5: Bar Spacing

Using 12 mm diameter bars:

Area of bar = 113 mm²

Spacing = (Area × 1000) / (Ast / Footing Width)

Maximum spacing is limited:

Spacing ≤ 300 mm

4. Engineering Significance

Ensures safe load transfer to soil
Prevents excessive settlement
Controls bending failure
Provides economical reinforcement design

5. Assumptions

Uniform soil pressure distribution
Square footing geometry
Effective depth fixed at 400 mm
No eccentric loading considered
Only bending design (no shear checks included)

6. Limitations

No check for one-way shear
No check for punching shear
No settlement analysis
No seismic or moment effects

7. Workflow Summary

User inputs load, SBC, column size, and steel grade
Tool calculates required area
Adopted footing size is determined
Soil pressure and bending moment are computed
Steel reinforcement is designed
Bar spacing is suggested

8. Conclusion

This tool acts as a rapid preliminary design assistant for RCC isolated footings. It simplifies complex structural calculations into a clear step-by-step process, making it highly useful for site engineers and designers.

For final design, it is essential to perform detailed checks including shear, settlement, and code compliance as per IS 456:2000.

Helical Ring length calculator

noreply@blogger.com (Yogendra) — Wed, 18 Mar 2026 18:44:43 +0000

Helical Ring Length Calculator

Total Height of Spiral (m)

Diameter of Ring (m)
(Center-to-center of bar)

Pitch / Spacing (m)

Number of Turns: 0

Total Bar Length: 0.00 m

Formula: L = n × √(C² + P²)
Includes circumference and pitch incline.

Helical Ring Length Calculator – Technical Explanation

This tool is designed to calculate the total length of helical reinforcement (commonly used in columns, piles, and spiral reinforcement systems). It is based on fundamental geometric relationships of a helix.

1. Objective of the Tool

Calculate number of helical turns
Determine total reinforcement length
Assist in bar bending schedule (BBS)
Improve accuracy in spiral reinforcement estimation

2. Input Parameters

Total Height (H): Vertical height of spiral (m)
Diameter (D): Diameter of helix (center-to-center of bar)
Pitch (P): Vertical spacing between turns

3. Geometric Concept

A helical bar forms a 3D spiral path around a cylinder. Each turn consists of:

Circular movement (circumference)
Vertical rise (pitch)

Thus, the length of one turn is the hypotenuse of a right triangle.

4. Calculation Steps

Step 1: Number of Turns

n = H / P

This represents how many complete spiral loops are formed.

Step 2: Circumference of One Turn

C = π × D

This is the horizontal distance covered in one revolution.

Step 3: Length of One Turn

L_turn = √(C² + P²)

This combines horizontal and vertical components using Pythagoras theorem.

Step 4: Total Length of Helical Bar

Total Length = n × L_turn

This gives the full length of reinforcement required.

5. Engineering Significance

Used in spiral columns and circular piles
Provides confinement to concrete
Improves ductility and strength
Essential for seismic-resistant structures

6. Practical Applications

RCC circular columns
Bored cast-in-situ piles
Bridge piers
Chimneys and silos

7. Assumptions

Uniform pitch throughout height
Perfect circular geometry
No allowance for hooks or laps
Centerline diameter is used

8. Limitations

No code-based spacing checks (IS 456 / IS 2911)
No confinement ratio calculation
No detailing for anchorage or laps

9. Workflow Summary

User inputs height, diameter, and pitch
Tool calculates number of turns
Length of one turn is computed
Total reinforcement length is displayed

10. Conclusion

This tool acts as a quick and accurate helical reinforcement calculator, helping engineers and site professionals prepare bar bending schedules efficiently.

For final design, additional checks such as spacing limits, anchorage, and code compliance should be considered.

Invoice Calculations Verification

noreply@blogger.com (Yogendra) — Tue, 17 Mar 2026 09:01:03 +0000

PWD Infrastructure - Monthly Bill Manager

Road Project Bill Verification

Project Cost (₹)

Allocation (%)

Negotiation (%)

GST Rate (%)

Project Name

Bill No.

Cumulative Prev. Paid

Budget Limit (₹)

Item Description	This Month (₹)	Remaining Balance
1. Sub-Total Amount (Gross)	0.00	-
2. Negotiation Amount (4.59%) [Deduction]	- 0.00	-
3. Final Total Amount (Excl. GST)	0.00	-
4. GST Amount (18%) on Final Total	+ 0.00	-
NET PAYABLE AMOUNT (FOR BILL NO. 1)	₹ 0.00	-

⚠️ BUDGET EXCEEDED: Sum of all bills exceeds the allotted project funds!

Project History & Edit Options

Date	Project	Bill No	Amount	Actions

Road Project Bill Verification System – Technical Explanation

This application is designed for verification, tracking, and management of road project bills. It ensures financial control by calculating payable amounts, monitoring budget limits, and maintaining a complete history of billing records using a structured digital workflow.

1. Objective of the System

Verify contractor bills against project budget
Apply negotiation deductions and GST calculations
Track cumulative payments
Prevent budget overruns
Maintain digital record of all bills

2. Input Parameters

Project Cost: Total sanctioned project value
Allocation %: Portion of budget allocated
Negotiation %: Agreed deduction percentage
GST %: Applicable tax rate
Project Name: Identifier for tracking
Bill No: Auto-generated sequence

3. Bill Item Structure

The system includes predefined cost heads:

Professional Staff
Supporting Staff
Transportation
Office Expenses
Training & Contingencies

Each item includes:

Contract Value
Current Bill Amount
Remaining Balance

4. Financial Calculation Logic

4.1 Sub-Total (Gross Amount)

SubTotal = Σ(Current Bill Amounts)

4.2 Negotiation Deduction

Negotiation Amount = SubTotal × (Negotiation %)

4.3 Final Amount (Excluding GST)

Final Amount = SubTotal - Negotiation Amount

4.4 GST Calculation

GST Amount = Final Amount × (GST %)

4.5 Net Payable Amount

Net Payable = Final Amount + GST

This represents the total amount payable for the current bill.

5. Budget Control Mechanism

5.1 Budget Limit

Budget Limit = Project Cost × Allocation %

5.2 Total Liability Check

Total Liability = Previous Paid + Current Bill Amount

If:

Total Liability > Budget Limit → Warning Triggered

System disables saving when budget is exceeded.

6. Data Storage (IndexedDB)

All billing records are stored in browser database:

indexedDB → "PWD_Final_Bills"

Each record contains:

Project name
Bill number
Net payable amount
Item-wise data
Configuration (GST, negotiation, etc.)
Timestamp

7. History & Editing System

The system maintains a full history of bills:

Auto-increment bill numbers
View previous records
Edit/load existing entries
Delete unwanted records

store.getAll() → Filter by project → Render table

8. Import / Export Feature

8.1 Export

Data can be downloaded as JSON:

JSON.stringify(records)

8.2 Import

Backup files can be restored into the system:

File is read using FileReader
Records inserted into IndexedDB
IDs regenerated automatically

9. Workflow Summary

User enters project and bill details
Inputs current bill amounts
System calculates totals and deductions
Budget validation is performed
Bill is saved if within limit
History is updated automatically

10. Engineering & Administrative Benefits

Prevents financial mismanagement
Ensures transparency in billing
Reduces manual calculation errors
Provides quick audit trail

11. Assumptions

All costs are inclusive of contract conditions
Negotiation applies uniformly across items
GST is applied on final amount only
No escalation or variation considered

12. Limitations

No multi-user synchronization
No backend database (client-side only)
No approval workflow
No integration with accounting systems

13. Conclusion

This system acts as a digital bill verification and control tool for infrastructure projects. It combines financial accuracy with ease of use, making it highly suitable for engineers, auditors, and project managers.

For advanced deployment, the system can be extended with cloud databases, user authentication, and integration with ERP systems.

Expenditure Tracker

noreply@blogger.com (Yogendra) — Tue, 17 Mar 2026 07:56:48 +0000

Infrastructure Project Dashboard

General Project Information

Project Name

Work Code / Job No.

Division

Admin Approval (AA) (₹)

AA Ref No. & Date

Technical Sanction (TS) (₹)

TS Ref No. & Date

Tendered Amount (₹)

Contractor Name

Commencement Date

Stipulated Completion

1. Master TS Components

Component Name

TS Amount (₹)

Action

2. RA Bill Entries

3. Cumulative Summary

Description	TS Amount	Expended	Balance	Status

Infrastructure Project Dashboard – Technical Explanation

This application is a comprehensive project monitoring and expenditure tracking system designed for infrastructure works. It integrates project data management, bill tracking, and financial control into a single dashboard using browser-based storage.

1. Objective of the System

Manage project-level administrative and financial data
Track Technical Sanction (TS) components
Monitor RA (Running Account) bills
Provide real-time expenditure vs budget comparison
Enable backup and restoration of project data

2. General Project Information

The system captures key administrative details:

Project Name, Work Code, Division
Administrative Approval (AA)
Technical Sanction (TS)
Tendered Amount
Contractor Details
Project Timeline (Start & Completion)

These parameters form the base for financial and progress tracking.

3. Master TS Components

The project is divided into multiple components such as:

Civil Work
Royalty
Insurance
Other custom components

Each component includes:

Component Name + TS Amount

This defines the maximum allowable expenditure for each category.

4. RA Bill Management

The system allows multiple RA bills, each containing:

Bill Name (e.g., 1st RA, 2nd RA)
Component-wise expenditure
Remarks for each entry

Each bill dynamically links to master components:

Selected Component → Fetch TS Limit → Enter Current Amount

5. Real-Time Synchronization Logic

The core function syncAll() performs:

Updates dropdown options from master list
Displays TS limits dynamically
Aggregates expenditure across all bills

Total Expended = Σ (All RA Bills for each component)

6. Cumulative Summary Calculation

For each component:

Balance = TS Amount - Total Expended

Status is determined as:

If Balance < 0 → OVER (Budget Exceeded) Else → OK

Negative balance indicates overspending and requires immediate attention.

7. Data Storage (IndexedDB)

All project data is stored in browser database:

Database: PWD_Blogger_DB Store: projects Key: id = "p1"

Stored data includes:

Project details
Master components
All RA bills
Item-wise expenditure

8. Save & Load Mechanism

Saving Data

objectStore.put(projectData)

Ensures persistent storage within browser.

Loading Data

objectStore.get("p1")

Automatically restores previous session data.

9. Import / Export Feature

Export

Project data is exported as JSON:

JSON.stringify(data, null, 2)

Import

The system:

Reads JSON file
Validates structure
Saves to IndexedDB
Reloads dashboard

10. Workflow Summary

Enter project details
Define TS components
Add RA bills
Input expenditure values
System calculates totals and balances
Monitor status (OK / OVER)
Save data or export backup

11. Engineering & Management Benefits

Real-time budget monitoring
Prevents overspending
Centralized project tracking
Improves transparency and accountability
Reduces manual errors

12. Assumptions

All TS values are fixed and approved
RA bills are cumulative in nature
No variation orders considered
Single-user environment

13. Limitations

No cloud synchronization
No multi-user collaboration
No approval workflow
No integration with accounting systems

14. Conclusion

This dashboard functions as a powerful project expenditure tracking tool, combining financial control with ease of use. It is especially useful for engineers, project managers, and administrative authorities handling infrastructure works.

Future enhancements may include cloud integration, real-time collaboration, and advanced analytics dashboards.

EPC project status Obligation

noreply@blogger.com (Yogendra) — Fri, 13 Mar 2026 07:46:00 +0000

PWD EPC Monitor | Fixed Stable

Project Management (Database)

Primary Details

Project Name

Length (km)

AA Cost (Cr)

Appointment Date

Estimate (Cr)

Accepted Tender (Cr)

Variation %

Work Period

Contractor

Authority Engineer

1. Consultants & Personnel

Consultants & Personnel	Sub. Date	Rem. Date	Status	Remarks	Action
Design Consultant
Proof Consultant
Safety Consultant
Project Manager
Surveyor
Site Supervisor
Material Engineer

2. Mandatory Submissions

Mandatory Submissions	Sub. Date	Rem. Date	Status	Remarks	Action
Land Memorandom
Schedule H
Schedule F Permits (20 Days)
Project Implementation Schedule or Construction program– In line with Schedule-J along with approved Schedule-J
Workzone Safety Plan (20 Days)
Environment Management Plan (20 Days)
Work Programme (30 Days)
QAP (30 Days)
Insurance Policy (CAR)
Comprehensive workman insurance Policy.

3. Engineering Documents

Structural Drawings	Sub. Date	Rem. Date	Status	Remarks	Action
Plan and Profile
Traffic Diversion Plan
Drone Videography as per 11.16 every calender Quarter
Construction Methodology
MPR & QPR no latter than 10 Days after the close of easch month as per clause 11.7
HPC
Minor Bridge
Major Bridge
Slab drain
Retaining wall
Footway Drain
Rigid Pavement
Anti Crash barrier
List of TBMs
Drainage Plan
Hydraulic Calculations
Flexible Pavement Design

4. Statutory Approvals

Approvals	Sub. Date	Rem. Date	Status	Remarks	Action
Environmental Clearance
MPCB
Forest Clearance
Tree Cutting Permission
Explosive License
Village Panchayat NOC for borrow area.
Drawing water from River/Reservoir
WC Policy
Quarry Agreements/Permission for Lease
Fire Policy
Camp Office – Copy of Lease/Rent Deed/Conveyance Deed.
Availability of infrastructure like electricity, water, fuel etc. i.e., Bill copies
Insurance of assets mobilised site.
Comprehensive project risk policy (Natural calamities)
Comprehensive workman insurance Policy.

5. Material Approval

Material	Sub. Date	Rem. Date	Status	Remarks	Action
Aggregates
Soil
Fly Ash
Cement
Steel
Bitumen
GSB
WMM
GGBS
Admixture 1
Admixture 2
Water
Hume Pipe/Arcoduct
Bituminous Mix Designs
Concrete Mix Designs
Trial Patch
CTE and CTO (All Plants and Crushers)

6. Details of site mobilization including details of base camp, list of construction equipment, Manpower to be deployed etc.

Mobilization	Sub. Date	Rem. Date	Status	Remarks	Action
Ready Mix Plant
Batch mix Plant
Drum mix Plant
Crusher
Lab Setup
Calbration Certificate
Machinery
Manpower
Camp Office – Copy of Lease/Rent Deed/Conveyance Deed.

EPC Project Monitoring & Management Tool

This advanced HTML + JavaScript based Project Monitoring Tool is designed for Engineering, Procurement, and Construction (EPC) projects, particularly suited for PWD / Highway / Infrastructure Projects. It provides a structured, database-driven interface to manage project data, track submissions, monitor approvals, and generate reports.

🔷 Key Features

📂 Project storage using IndexedDB (Browser Database)
📊 Multi-section compliance tracking (6 structured tables)
📥 JSON Import & 📤 JSON Backup system
📄 One-click CSV report generation
➕ Dynamic row addition & deletion
⚡ Real-time variation calculation (Estimate vs Tender)
🧠 Fully client-side (No server required)

1. Project Database Management

The tool uses IndexedDB to store multiple projects locally in the browser.

Select Project: Load saved project from dropdown
Save to DB: Stores complete project including all tables
Delete Project: Permanently removes project data
Refresh/New: Clears screen for new entry

Each project is uniquely identified using Project Name as Key.

2. Primary Project Details

This section captures essential project metadata required for reporting and tracking:

Project Name
Road Length (km)
Administrative Approval Cost (AA Cost)
Appointment Date
Estimate Cost vs Accepted Tender
Work Period
Contractor & Authority Engineer

📊 Variation Calculation

The tool automatically calculates variation using:

Variation (%) = ((Tender - Estimate) / Estimate) × 100

Output indicates whether the tender is Above or Below the estimate.

3. Structured Monitoring Tables

The system is divided into 6 major monitoring sections, each representing a critical EPC compliance domain.

📁 Sections Included:

Consultants & Personnel
Mandatory Submissions
Engineering Documents
Statutory Approvals
Material Approvals
Site Mobilization

📌 Table Structure

Each table follows a standardized format:

Description
Submission Date
Remark Date
Status (Pending / Submitted / Approved / Reverted)
Remarks

➕ Dynamic Row Feature

Add unlimited rows using + button
Delete rows using 🗑️ button
Ensures flexible project tracking

4. Data Persistence Logic

💾 Save Function

The saveToDB() function:

Collects all input values
Loops through all 6 tables (table_0 to table_5)
Stores structured array data in IndexedDB

📂 Load Function

The loadSelectedProject() function:

Retrieves project data
Populates form fields
Dynamically rebuilds all tables

5. Import & Backup System

📥 Import JSON

Upload previously exported backup file
Automatically merges projects into database

📤 Export JSON Backup

Exports all projects in structured JSON format
Filename includes current date
Ensures data portability & backup safety

6. CSV Report Generation

The Export CSV feature generates a complete project monitoring report:

Includes project summary
Exports all 6 sections
Each table becomes a structured section
Compatible with Excel

Special handling ensures:

Commas inside text are safely managed
Each row is exported as a single clean line

7. Status Tracking System

Each activity is tracked through lifecycle stages:

⏳ Pending
📤 Submitted
✅ Approved
🔁 Reverted

This enables real-time monitoring of project compliance and delays.

8. Technical Architecture

Frontend: HTML + CSS
Logic: Vanilla JavaScript
Database: IndexedDB (Client-side)
File Handling: Blob API + FileReader

9. Advantages

✔ No internet required (Offline tool)
✔ No installation needed
✔ Highly customizable
✔ Suitable for site engineers & project managers
✔ Eliminates manual tracking in Excel

Road Sanctioned length and remaining lengths under various schemes

noreply@blogger.com (Yogendra) — Tue, 10 Mar 2026 06:54:00 +0000

Road Manager v8.7 | Enhanced Summary

Road Inventory Editor

Select or Add a Road

Road Name

Total Length (km)

Scheme

Start Ch

End Ch

Cost (₹)

Year

Scheme	Chainage Range	Length	Year	Cost	Action

Chainage format: XX/XXX (54.7 → 54/700)

Road Inventory & Scheme Monitoring Tool

This advanced HTML + JavaScript based Road Inventory Tool is designed for highway engineers, PWD officials, and infrastructure planners to manage road-wise project data using chainage-based segmentation.

The tool enables precise tracking of road coverage, scheme allocation, cost distribution, and physical progress using an intuitive graphical and tabular interface.

🔷 Key Features

🛣️ Road-wise inventory management
📏 Chainage-based segmentation (Start–End)
📊 Real-time graphical linear progress visualization
📉 Gap detection (Uncovered stretches)
💰 Scheme-wise cost tracking
📄 Batch PDF export with charts
💾 Local storage (Offline working)
📥 JSON import & 📤 backup system

1. Project Overview & Summary Dashboard

The sidebar summary panel provides real-time aggregated statistics across all roads:

Total Road Length
Total Covered Length
Total Uncovered Length (Highlighted)
Total Sanctioned Cost
Average Cost per Km
Total Number of Roads

📊 Scheme-wise Breakdown

The system automatically distributes road length across schemes such as:

03, 04, NABARD, HAM, CRF, SR, FDR, AMC, etc.
Gap (Uncovered Length) is calculated automatically

This helps identify funding distribution and missing coverage instantly.

2. Road Inventory Management

➕ Add / Edit Road

Enter Road Name
Define Total Length (km)
Save road into local database

Each road acts as a parent entity containing multiple segmented works.

3. Chainage-Based Segmentation

The core concept of this tool is chainage-based segmentation, where each road is divided into:

Start Chainage
End Chainage
Scheme Allocation
Cost & Year

📌 Validation Rules

0 ≤ Start < End ≤ Total Length
No invalid overlaps allowed logically

📏 Chainage Format

Values are automatically displayed in standard format:

54.700 km → 54/700

4. Linear Progress Visualization

The tool dynamically generates a horizontal bar chart representing the road:

Each segment is color-coded by scheme
Proportional to actual chainage length
Gaps are highlighted in grey

This provides an instant visual understanding of coverage and missing links.

📍 Axis Marking

Chainage ticks are auto-generated
Start and end points clearly marked

5. Gap Detection Logic

One of the most powerful features is automatic gap identification.

Uncovered stretches between segments are detected
Displayed as "GAP" in table and chart
Included in summary as Uncovered Length

This ensures no portion of the road is left untracked.

6. Data Table Representation

Each segment is listed in a structured table:

Scheme
Chainage Range
Length
Year
Cost

Gap rows are automatically inserted for missing stretches.

7. Bulk Selection & PDF Export

📑 Batch PDF Export

Select multiple roads
Generate detailed PDF reports
Each road includes:
- Linear chart
- Chainage axis
- Segment table

PDF generation uses:

html2canvas for rendering UI
jsPDF for document creation

8. Data Storage System

💾 Local Storage

All data stored in browser using localStorage
No backend required

📥 Import / 📤 Export

Backup complete dataset as JSON
Restore anytime using import

9. Scheme Color Coding

Each scheme is visually differentiated:

03 → Blue
04 → Green
NABARD → Purple
HAM → Cyan
Gap → Grey

Ensures quick identification of funding sources.

10. Engineering Applications

✔ DPR preparation & review
✔ Funding allocation tracking
✔ Physical progress monitoring
✔ Gap identification for proposals
✔ Road asset management

11. Advantages

✔ Fully offline system
✔ Visual + numerical analysis combined
✔ Eliminates manual chainage calculations
✔ Accurate gap detection
✔ Professional reporting via PDF

Barricade Rate Analysis Calculator

noreply@blogger.com (Yogendra) — Wed, 04 Mar 2026 13:30:31 +0000

Bulk Barricade Project Analysis

Construction Project Calculator: 100km Barricading

Total Length (km)

Bulk Discount (%)

Labour Efficiency (%)

GST Rate (%)

Material Unit Rates (Base)

V. Balli (Qty/Rate)
H. Balli (Qty/Rate)
Wire (kg/Rate)
Nails (kg/Rate)

Labour & Overheads

Mazdoor (Qty/Rate)
Supervisor (Qty/Rate)
T&P (%)
Cont. Profit (%)

Construction Project Calculator – Barricading Cost Analysis

This HTML + JavaScript based construction calculator is a specialized tool developed for large-scale barricading works such as highway safety works, urban traffic control, and temporary construction enclosures.

It enables engineers and contractors to perform detailed rate analysis, bulk cost estimation, and project-level financial planning with real-time computation.

🔷 Key Features

📏 Project-scale estimation (e.g., 100 km barricading)
🧮 Automatic unit-to-project scaling
📉 Bulk discount & labour efficiency adjustments
💰 Detailed cost breakdown (Material, Labour, Overheads)
📊 GST calculation with final payable amount
📄 Printable professional report
📐 Final rate per meter calculation

1. Project Configuration Parameters

The tool begins with high-level project inputs:

Total Length (km): Defines project scale
Bulk Discount (%): Applied to material costs
Labour Efficiency (%): Reduces labour cost due to productivity gains
GST Rate (%): Applicable tax rate

These parameters simulate real-world large project economics.

2. Base Unit Analysis (2 Meter Segment)

The calculation is based on a standard barricading unit of 2 meters. All material and labour inputs are defined per unit length.

📦 Material Components

Vertical Balli
Horizontal Balli
Binding Wire
Nails

👷 Labour Components

Mazdoor (Skilled/Unskilled)
Supervisor

Each component is defined by:

Quantity per 2m
Unit Rate (₹)

3. Project Scaling Logic

The tool converts unit-level data into full project quantities:

Total Length (m) = Length (km) × 1000  
Total Units = Total Length / 2

Example for 100 km:

Total Length = 100,000 m
Total Units = 50,000 barricade segments

4. Economy of Scale Adjustments

📉 Material Discount

Bulk procurement reduces material cost:

Bulk Material Cost = Base Cost × (1 − Discount %)

⚡ Labour Efficiency

Repetitive work increases productivity:

Effective Labour Cost = Base Labour × (1 − Efficiency %)

This reflects real construction site conditions.

5. Cost Build-Up Structure

The tool follows a standard engineering cost hierarchy:

Prime Cost = Material + Labour
Add T&P / Transportation
Add Contractor Profit
Net Taxable Amount
Add GST
Grand Total Project Cost

6. Overheads & Profit

T&P (Tools & Plant): Typically 3–10%
Contractor Profit: Typically 8–15%

These are applied on the prime cost to determine final project valuation.

7. GST Calculation

GST is applied on the taxable amount:

GST Amount = Taxable Value × GST Rate

The tool also highlights:

Total GST payable
Per meter GST impact
Input Tax Credit (ITC) relevance

8. Final Output Metrics

The system generates key engineering outputs:

Total Project Cost (₹)
Taxable Cost
GST Amount
Rate per Meter (₹/m)
All-Inclusive Rate (₹/m)

These values are critical for:

BOQ preparation
Tender submission
Rate justification

9. Report Generation

The tool produces a professional printable report including:

Project scope summary
Material & labour analysis
Detailed cost breakdown
Final rate analysis
Technical observations

This can be directly used for:

Client submission
Internal approvals
Audit documentation

10. Engineering Insights

✔ Large projects benefit significantly from bulk procurement
✔ Labour productivity improves with repetitive work
✔ GST forms a major cost component in infrastructure works
✔ Per meter rate is key for comparison with schedule rates

11. Advantages

✔ Fast and accurate estimation
✔ Eliminates manual calculation errors
✔ Highly customizable inputs
✔ Suitable for contractors and engineers
✔ Works completely offline

EPC Schedule H payment plus physical progress tracking

noreply@blogger.com (Yogendra) — Sat, 28 Feb 2026 13:57:02 +0000

EPC Pro: Progress & Billing

Settings

Project Name

Contract Value (₹)

Set Physical Progress Milestones (%)

Financial Summary

Total Earned

₹0

0% Complete

Paid
0

Bal
0

Physical Progress Tracking

Activity

Total Qty

Achieved

Activity	Qty	Progress	Status	Action

EPC Billing (Schedule-H)

	Milestone / Activity	MS %	Weight %	Exec (%)	Stage Value	Payable	Status	Action

EPC Project Monitoring & Schedule-H Payment Tracking System

A Professional Digital Solution for Integrated Physical Progress and Financial Billing Control

1. Introduction

This tool is a comprehensive Engineering, Procurement & Construction (EPC) project monitoring system designed to seamlessly integrate physical progress tracking with financial billing (Schedule-H).

It eliminates manual reconciliation between site progress and billing by creating a data-driven, automated linkage between executed quantities and payable amounts.

---

2. Core Concept

The system operates on three interconnected layers:

Physical Progress Layer – Tracks actual executed quantities on site
Billing Layer (Schedule-H) – Defines payment structure through milestones and stages
Financial Layer – Calculates payable, paid, and balance dynamically

This ensures that payments are always proportional to actual work completed, which is a key requirement in EPC contracts.

---

3. Physical Progress Tracking

Each activity (e.g., DBM, PQC, Culvert, Drain, etc.) is monitored using:

Total Quantity
Achieved Quantity
Automatic % Completion

Formula Used:

% Progress = (Achieved Quantity / Total Quantity) × 100

This data acts as the primary driver for all financial calculations.

---

4. Schedule-H Billing System

The billing module follows a structured hierarchy:

Milestones → Represent major project stages (e.g., Earthwork, Pavement, Structures)
Sub-Activities (Stages) → Linked directly to physical work items
Weightage (%) → Defines financial importance of each stage

Each stage derives its payable amount based on:

Project Budget
Milestone %
Stage Weight %
Physical Progress

---

5. Financial Logic

Stage Maximum Value:

Stage Value = Budget × (Milestone % / 100) × (Stage Weight % / 100)

Payable Amount:

Payable = Stage Value × (Physical Progress / 100)

Final Payment Rule:

Payment is capped at executed value
No overpayment allowed
Already paid amounts are deducted automatically

---

6. Smart Approval System

The tool includes a checkbox-based approval system where:

Selected activities are approved in batch
System automatically updates payable → paid
Prevents duplicate or excess payments

---

7. Global Milestones (Physical Targets)

Users can define global physical milestones (e.g., 25%, 50%, 75%, 100%).

The system calculates overall physical progress in cost terms and highlights:

Achieved Milestones
Pending Milestones

---

8. Data Management System

The tool uses IndexedDB (Browser Database) for:

Offline data storage
Multi-project handling
Fast performance without server dependency

---

9. Smart JSON Import / Export

A powerful data portability system is built-in:

Export single / multiple / all projects
Import with smart merge logic

Smart Merge Features:

Project matching by name
Duplicate prevention
Latest progress preservation
Max-value logic for quantities and payments

---

10. Visualization (Progress Chart)

A dynamic bar chart provides:

Activity-wise progress (%)
Instant visual performance tracking
Better decision-making for engineers and managers

---

11. PDF Reporting

The system generates a professional report including:

Project summary
Financial progress
Physical progress
Schedule-H breakdown
Graphical representation

---

12. Key Advantages

✔ Eliminates manual billing errors
✔ Ensures payment transparency
✔ Links field progress with finance
✔ Supports EPC contract compliance
✔ Works offline (no server required)
✔ Scalable for multiple projects

---

13. Ideal Use Cases

Highway Projects (Flexible & Rigid Pavements)
Bridge & Structure Works
Urban Infrastructure Projects
Government EPC Contracts
PMC & Contractor Billing Systems

Maps Prepared by me

noreply@blogger.com (Yogendra) — Wed, 25 Feb 2026 11:36:00 +0000

Maps Prepared by me

Sawalya Povalya Road existence proof

Irrigation Water Mains Pipeline road crossing

Toposheets with chainages to Identify Forest Length chainages

Saptashrungi Temple Connectivity

Airport Connectivity

National Highway Connectivity to Nashik

Trimbak Parking Radius wise

Spokewise Trimbak and Nashik Outer parking

Beze Contour

Trimbak Area

Road Connectivity Map

Dwaraka Underpass Traffic Diversion

Medical Expenditure Reimbursement Rules

noreply@blogger.com (Yogendra) — Tue, 24 Feb 2026 13:26:00 +0000

GR Explanation - Emergency Private Hospital Reimbursement (19-03-2005)

शासकीय निर्णय स्पष्टीकरण

📘 शासन निर्णय तपशील

विषय: शासकीय कर्मचाऱ्यांनी व त्यांच्या कुटुंबियांनी आकस्मिक निकडीच्या प्रसंगी घेतलेल्या खाजगी रुग्णालयातील आंतररुग्ण उपचाराच्या वैद्यकीय खर्चाच्या मंजुरीबाबत

शासन निर्णय क्रमांक: 200503190000000117

दिनांक: 19 मार्च 2005

राज्य: महाराष्ट्र शासन

🎯 शासन निर्णयाचा उद्देश

या शासन निर्णयाचा मुख्य उद्देश असा आहे की, जर एखाद्या शासकीय कर्मचाऱ्याला किंवा त्याच्या कुटुंबातील सदस्याला अचानक जीवघेणी आपत्कालीन स्थिती निर्माण झाली आणि तात्काळ उपचारासाठी खाजगी रुग्णालयात दाखल करावे लागले, तर अशा परिस्थितीत झालेल्या खर्चाची शासनाकडून मर्यादित परतफेड (Reimbursement) करता येईल.

🚨 कोणत्या परिस्थितीत लागू?

जीव वाचविण्यासाठी तातडीची आवश्यकता (Life Saving Emergency)
रुग्णालयात भरती (Indoor Treatment) आवश्यक
जवळपास शासकीय रुग्णालय उपलब्ध नसणे किंवा उपचार सुविधा नसणे
पूर्वपरवानगी घेणे शक्य नसणे

आकस्मिक निकडीचे आजार (भाग १)

हृदयविकाराचा झटका (Cardiac emergency), मेंदू रक्तवाहिन्यासंबंधी विकार (Cerebral vascular), फुफ्फुसविकार आपत्कालीन स्थिती (Pulmonary emergency)
उच्च रक्तदाब (Hypertension)
धनुर्वात (Tetanus)
घटसर्प (Diphtheria)
अपघातामुळे झालेला शॉक सिंड्रोम (Accident / Shock Syndrome),हृदय-रक्तवाहिनीसंबंधी विकार (Cardiological and Vascular)
गर्भपात (Abortions)
तीव्र पोटदुखी / आतड्यांचा अडथळा (Acute abdominal pain / Intestinal obstruction)
गंभीर रक्तस्राव (Severe Haemorrhage)
जठरांत्रशोथ (Gastro-Enteritis)
विषमज्वर (Typhoid)
बेशुद्धावस्था (Coma)
मानसिक विकाराची अचानक सुरुवात (Onset of psychiatric disorder)
डोळ्यातील दृष्टिपटल सरकणे (Retinal detachment in the eye)
स्त्रीरोग व प्रसूती आपत्कालीन स्थिती (Gynaecological and Obstetric emergency)
मूत्रजननेंद्रिय आपत्कालीन स्थिती (Genito-Urinary emergency)
गॅस गँग्रीन (Gas Gangrene)
कान-नाक-घसा आपत्कालीन स्थिती (Foreign body in ear, nose & throat emergency)
तातडीच्या शस्त्रक्रियेची आवश्यकता असलेले जन्मजात विकार (Congenital anomalies requiring urgent surgical intervention)
मेंदूचा ट्युमर (Brain Tumour)
भाजणे (Burns)
अपस्मार (Epilepsy)
तीव्र काचबिंदू (Acute Glaucoma)
स्पायनल कॉर्ड (मज्जारज्जू )संबंधात आकस्मिक आजार
उष्माघात
रक्तसंबंधातील आजार
प्राणी चावल्यामुळे होणारी विषबाधा
रसायनांमुळे होणारी विषबाधा

गंभीर आजार – भाग २

हृदय प्रत्यारोपणाची शस्त्रक्रिया (Heart Surgery)
हृदय बायपास शस्त्रक्रिया (Bypass Surgery)
अँजिओप्लास्टी शस्त्रक्रिया (Angioplasty Surgery)
मूत्रपिंड प्रत्यारोपण शस्त्रक्रिया (Kidney Transplantation)
रक्ताचा कर्करोग (Blood Cancer)

वरील प्रकरणे उच्चस्तरीय तपासणीस अधीन असतात.

💰 खर्च मंजुरीचे नियम

✔ फक्त आंतररुग्ण (Indoor) उपचारासाठी लागू 

✖ बाह्यरुग्ण (OPD) उपचारासाठी लागू नाही

खर्च शासनमान्य दरानुसारच मंजूर होईल.
CGHS / शासन रुग्णालय दराप्रमाणे मर्यादा लागू.
खाजगी रुग्णालयाचे दर जास्त असल्यास अतिरिक्त रक्कम कर्मचाऱ्याने स्वतः भरावी.
प्रकरण वैद्यकीय तपासणीनंतर मंजूर केले जाईल.

📑 आवश्यक कागदपत्रे

रुग्णालयाचे आपत्कालीन प्रमाणपत्र
दाखल व सुटकेचा सारांश (Discharge Summary)
मूळ बिल व पावत्या
रुग्णाची स्थिती स्पष्ट करणारा वैद्यकीय अहवाल
खाजगी रुग्णालय निवडण्याचे कारण स्पष्ट करणारे निवेदन

🏛 मंजुरी प्रक्रिया

विभागप्रमुख स्तरावर तपासणी
प्रशासकीय मान्यता
आवश्यक असल्यास वित्त विभागाची संमती

⚖ महत्वाच्या अटी

पूर्वनियोजित शस्त्रक्रिया मंजूर नाही.
फसवणूक आढळल्यास शिस्तभंग कारवाई होऊ शकते.
आपत्कालीन स्वरूपाची खात्री करणे आवश्यक आहे.

Tender related Information and related calculator - PWD Maharashtra

noreply@blogger.com (Yogendra) — Wed, 18 Feb 2026 13:27:00 +0000

Tender related Information and related calculator - PWD Maharashtra

PWD Tender Detailed Calculator

Tender Amount (₹) GST (%) Quoted Below Percentage (%) Type of Work

Cost of Blank Tender Form

As per PWD GR No. CAT/2017/PK08/Blddg-2 dated 27/09/2018
Para No. 5.3 (Annexure 6)

Sr. No.	Tender Amount	Tender Fees
1	Up to 3 lakhs	₹ 200 + GST
2	3 lakhs to 50 lakhs	₹ 500 + GST
3	20 lakhs to 2 crores	₹ 1,000 + GST
4	2 crores to 5 crores	₹ 2,000 + GST
5	5 crores to 100 crores	₹ 3,000 + GST
6	100 crores to 500 crores	₹ 5,000 + GST
7	More than 500 crores	₹ 10,000 + GST

Note: All amounts are as per the Government Resolution mentioned above. GST is applicable extra as per prevailing rates.

Tenders shall be invited in following formats
PWD GR No. CAT/2017/PK08/Blddg-2 dated 27/09/2018 at Para 2.9.1 (Annexure 6)
Sr. No.	Works Costing	Tender Form
1	Civil Works Costing up to 15 Cr	B-1 Tender Form
2	Civil Works Costing from 15 Cr to 50 Cr	SBD Tender Form
3	Civil Works Costing more than 50 Cr	EPC Tender Form
4	Supply of Items / Materials	D Tender Form

Minimum Time/Period of Publicity of Tender
PWD GR No. CAT/2017/PK08/Blddg-2 dated (earlier 27/09/2018 at Para 2 (Annexure 6)) now revised
Sr. No.	Work Cost	First Call	Second Call	Third Call
1	Below 25 Cr	8 days	8 days	8 days
2	25 Cr to 100 Lakhs	15 days	8 days	8 days
3	>100 Crs.	21 days	8 days	8 days

Completion Period for Works Costing More Than Rs. 5.00 Lakhs
As per PWD GR No. CAT-2019/PK 96/Blddg-2 dated 26/07/2019 (Annexure 10)
Sr. No.	Cost	Time Period
1	5 lakhs to 15 lakhs	100 days
2	15 lakhs to 50 lakhs	180 days
3	50 lakhs to 15 crores	300 days

Defect Liability Period
PWD GR - MISC-2018/PK 151/Blddg-2 dated 14 Jan 2019 (Annexure 11)
Sr. No.	Type of Work	Time Period
1	RCC and Load bearing Building	10 years
2	Waterproofing on Building Slab	07 years
3	Specified Repairs to Buildings	05 years
4	Special Repairs to Building	02 years
5	Current repairs to Building	01 year
6	Strengthening & Black Topping of Roads	10 years

Earnest Money Deposit (EMD)
PWD GR No. CAT/2017/PK08/Blddg-2 dated 27/09/2018 at Para No. 2.7 (Annexure No. 6)
Sr. No.	Work Costing	Earnest Money Deposit (EMD)
1	Work Costing up to 1.5 Cr.	1% of Tender Amount
2	Work Costing More than 1.5 Cr.	0.5% of Tender Amount or Rs. 1.50 Lakhs whichever is higher

Note: EMD is compulsory for all bidders. Tenders without EMD shall be technically disqualified for opening of financial bid. For bids of appointment of consultant, EMD is not necessary.

Security Deposit:

PWD GR No. CAT/2017/PK08/Bldg-2 dated 27/09/2018 at Para No. 2.8 (Annexure No.6)

Sr No	Work Cost	Security Deposit
1	Works Costing upto 1.5 Cr	2 (Two) % of Tender Amount (Rounded to next Rs.1000)
2	Works Costing more than 1.5 Cr	1 (One) % of Tender Amount (Rounded to next Rs.1000)

13.11 Additional Performance Security Deposit:

Additional performance security shall be submitted by the lowest bidder, who quotes rates below estimated rates of tender as per PWD GR CAT/2017/PK 08/Bldg-2 dated 26 Nov 2018 (Annexure 14) before work order:

Sr No	Below Tender Offer Quoted	Additional Performance Security (In percentage of Tender Cost)
1	Upto 10% Below	1%
2	Upto 15% Below	1% + Quoted percentage above 10%
3	More than 15% Below	6% + Twice actual percentage above 15%

Block Estimate Rates

noreply@blogger.com (Yogendra) — Wed, 18 Feb 2026 12:34:00 +0000

PWD Block Estimate (2022-23)

PWD Block Estimate Calculator (2022-23)

Work Category

Area Adjustment % Ghat +15%, Tribal +10%, Corp +5%, Gadchiroli +20%

Road construction / renewal works (2022–23)

Sl No	Item of Work	Details	Proposed Rate 2022-23
1	Village Road	Roadway: 7.50 m, Carriageway: 3.00 m, BC Soil (Per Km)	834000.00
1	Village Road	Roadway: 7.50 m, Carriageway: 3.00 m, Non BC Soil (Per Km)	681800.00
2	Other District & Major District Road upto WBM	Roadway: 7.50 m, Carriageway: 3.75 m, BC Soil (Per Km)	1010100.00
2	Other District & Major District Road upto WBM	Roadway: 7.50 m, Carriageway: 3.75 m, Non BC Soil (Per Km)	843700.00
3	State Highway upto WBM	Roadway: 7.50 m, Carriageway: 3.75 m, BC Soil (Per Km)	1413000.00
3	State Highway upto WBM	Roadway: 7.50 m, Carriageway: 3.75 m, Non BC Soil (Per Km)	1204500.00
4A	Road Renewals - VR	One Metal Layer WBM (7.5 cm compacted, 3.00 m wide)	976000.00
4B	Road Renewals - ORD/MDR	One Metal Layer WBM (7.5 cm compacted, 3.75 m wide)	1200000.00
4C	Road Renewals - SH	One Metal Layer WBM (7.5 cm compacted, 5.50 m wide)	1790000.00
5	Modified Penetration Macadam (MPM)	75 mm thick, 3.75 m width, Over WBM	1418250.00
5	Modified Penetration Macadam (MPM)	75 mm thick, 3.75 m width, Over BT	1500938.00
6	Built up Spray Grout (BUSG)	75 mm thick, 3.75 m width, Over WBM	1513250.00
6	Built up Spray Grout (BUSG)	75 mm thick, 3.75 m width, Over BT	1701000.00
7	Modified Penetration Macadam (MPM)	50 mm thick, 3.75 m width, Over WBM	1058438.00
7	Modified Penetration Macadam (MPM)	50 mm thick, 3.75 m width, Over BT	1197188.00
8	Single Coat Surface Dressing	3.75 m Carriageway, Over WBM	380250.00
8	Single Coat Surface Dressing	3.75 m Carriageway, Over BT	387000.00
9	20 mm Premix Carpet (Open graded premix surfacing) with liquid seal coat (Hot Mix laid, 3.75 m wide)	Over WBM	1228313.00
9	20 mm Premix Carpet (Open graded premix surfacing) with liquid seal coat (Hot Mix laid, 3.75 m wide)	Over BT	1214626.00
10	50 mm thick BM (3.3% Bitumen)	-	2108850.00
11	75 mm thick DBM (3.3% Bitumen)	-	3104770.00
12	30 mm thick Bituminous Concrete with 5.2% Bitumen (3.75 m wide)	-	1774500.00
13	50 mm thick DBM (4.5% Bitumen)	-	2487600.00
14	75 mm thick BM (4.5% Bitumen)	-	3672890.00
15	Construction of Cement Concrete Drain (One side in M-20 grade cement concrete)	-	5358000.00

Pipe Culverts Stage-I Rates 2022-23 (With NP3 Pipes)

Sr No	Details	Culverts 7.5 m width (Rs.)	Culverts 10.0 m width (Rs.)
1	800 mm Single row	397000	415900
2	800 mm Double row	510400	558200
3	800 mm Three row	629000	706600
4	900 mm Single row	424600	451300
5	900 mm Double row	560700	611900
6	900 mm Three row	693000	769800
7	1000 mm Single row	468500	496300
8	1000 mm Double row	615400	672200
9	1000 mm Three row	710700	847500
10	1200 mm Single row	564200	600600
11	1200 mm Double row	734600	823100
12	1200 mm Three row	936000	1045500

Sr No	Item of Work	Rates Proposed 2022-23 (Rs.)	Unit
1	Causeway / Hard Passage (7.50 m wide) - Without vents	28700	Per Meter
1	Causeway / Hard Passage (7.50 m wide) - With Pipes	26300	Per Meter

Notes

Length of Causeway / Hard Passage should be measured as length of A.H.F.L (Afflux High Flood Level).
Add 15% for B.C soil area.
Work out proportional rate for causeway / hard passages having width more or less than 7.50 meter.

Minor Bridges or Slab Drains Stage-I Rates 2022-23 (7.50 m wide & upto 5.00 m height)

Sr No	Details	Rate (Rs.)	Unit
(i)	With open foundation	54617	Per Meter
(ii)	With raft foundation	63857	Per Meter
(iii)	With Box cells	500125	Per Meter
(iv)	Non Submersible approaches	26180	Per Meter
(v)	Submersible approaches	45629	Per Meter

Additional Notes

Work out proportionate rates for bridges wider or lesser than 7.50 meter and above 5.00 meter height.
For major bridges and special/state art bridges, actual detailed estimate to be prepared.

General Notes

Ghat area / Sugarcane area – Add 15%
Tribal area – Add 10%
Approved Action Plan (Non-Tribal) – Add 10%
Gadchiroli District – Extra 20%
Corporation area – Add 5%
Average lead of 30 km is considered for road work.
Bitumen lead is considered from refinery to plant site.

Sr No	Item of Work	Rates Proposed 2022-23 (Rs.)	Unit
1	Causeway / Hard Passage (7.50 m wide) - Without vents	28700	Per Meter
1	Causeway / Hard Passage (7.50 m wide) - With Pipes	26300	Per Meter

Notes

Length of Causeway / Hard Passage should be measured as length of A.H.F.L (Afflux High Flood Level).
Add 15% for B.C. soil area.
Work out proportional rate for causeway / hard passages having width more or less than 7.50 meters.

Minor Bridges or Slab Drains Stage-I Rates 2022-23 (7.50 m wide & upto 5.00 m height)

Sr No	Details	Rate (Rs.)	Unit
(i)	With open foundation	54617.00	Per Meter
(ii)	With raft foundation	63857.00	Per Meter
(iii)	With Box cells	500125.00	Per Meter
(iv)	Non-Submersible approaches	26180.00	Per Meter
(v)	Submersible approaches	45629.00	Per Meter

Additional Notes

Work out proportionate rates for bridges wider or lesser in width than 7.50 meter and above 5.00 meter height.
For major bridges and special / State-of-Art bridges, actual detailed estimate should be prepared.

Buildings – Rates Proposed (Stage-I, 2022-23)

Sr No	Item of Work	Rate Proposed 2022-23 (Rs.)	Unit
1	I.T.I Buildings, Administrative Buildings and other similar structures – Ground Floor	30000.00	Per Sqm
1	I.T.I Buildings, Administrative Buildings and other similar structures – First Floor	24450.00	Per Sqm
2	Hostel, Courts, Urban Hospital and other similar Buildings – Ground Floor	30100.00	Per Sqm
2	Hostel, Courts, Urban Hospital and other similar Buildings – First Floor	25250.00	Per Sqm
3	Rural Hospital and other similar Buildings – Ground Floor	24700.00	Per Sqm
4	Residential Quarters (Type III, IV & V) – Ground Floor	25000.00	Per Sqm
4	Residential Quarters (Type III, IV & V) – First Floor	21200.00	Per Sqm
5	Residential Quarters (Type II, IV & V) – Ground Floor	28800.00	Per Sqm
5	Residential Quarters (Type II, IV & V) – First Floor	23450.00	Per Sqm
6	Bungalows of Hon’ble Judges and other similar Buildings – Ground Floor	29000.00	Per Sqm
6	Bungalows of Hon’ble Judges and other similar Buildings – First Floor	24000.00	Per Sqm

Notes

The above rates shall be increased by 1% for every floor above first floor.
The above rates are for preparing Stage-I estimates for Buildings and these rates shall not be used for any type of valuation purpose.
The above rates are basic rates and these shall be increased by percentage specified in the State Schedule of Rates for tribal area, inaccessible area, Municipal Council and Corporation area, Factories, Prison and Naxalite area for Gadchiroli District.
The provision like contingencies, Electrification other than Internal & External, External Water supply and sanitary, Garden and Landscaping, Green Building and other provisions appropriate percentage shall be separately added.
The above rates are for R.C.C. framed structure and the rates shall be increased or decreased suitably depending on actual site conditions where raft foundation or load bearing structure is provided, and reasons for same shall be furnished.

Carriageway Width Calculator

noreply@blogger.com (Yogendra) — Sun, 15 Feb 2026 09:10:00 +0000

IRC Lane Requirement Calculator - Improved

IRC Lane Requirement Calculator

Based on IRC:64-1990, Indo-HCM principles & field studies (mixed traffic, rural/inter-urban highways).

Name of the Road / Section

Current AADT (P) [veh/day]

Growth Rate (r) [%]

Design Life (n) [years]

K-Factor (Peak Hour %)

D-Factor (Directional Split)

Terrain & Base Capacity per Lane as per IRC:64-1990 Table 2

V/C Ratio (Target LOS)

IRC Lane Requirement Calculator – Technical Explanation

Based on IRC:64-1990, Indo-HCM & Mixed Traffic Flow Principles

1. Introduction

This tool is a professional highway design utility developed to estimate the required number of traffic lanes for a road corridor based on projected traffic demand.

It integrates principles from:

IRC:64-1990 – Capacity of Roads in Rural Areas
Indo-HCM – Mixed traffic capacity analysis
Traffic engineering fundamentals

---

2. Objective of the Tool

To determine the optimum number of lanes required to safely and efficiently carry future traffic, while maintaining a desired Level of Service (LOS).

---

3. Input Parameters Explained

AADT (P): Average Annual Daily Traffic (vehicles/day)
Growth Rate (r): Expected annual traffic growth (%)
Design Life (n): Design period (years)
K-Factor: Ratio of peak hour traffic to AADT
D-Factor: Directional distribution of traffic
Terrain: Influences base capacity per lane
V/C Ratio: Desired congestion level (LOS)

---

4. Step-by-Step Design Methodology

Step 1: Traffic Projection

Future traffic is estimated using compound growth:

A = P × (1 + r)ⁿ

This represents the design traffic at the end of design life.

---

Step 2: Conversion to PCU

Due to heterogeneous traffic conditions in India, traffic is converted into Passenger Car Units (PCU).

A_pcu = A × PCU Factor

A typical composite value of 2.5 is used for mixed traffic.

---

Step 3: Design Hourly Volume (DHV)

Traffic design is based on peak hour conditions:

DHV = A_pcu × K × D

K = Peak hour proportion
D = Directional split

This gives one-direction peak flow (PCU/hr).

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Step 4: Lane Requirement Calculation

The number of lanes is calculated based on capacity:

N = DHV / (Base Capacity × V/C)

Where:

Base Capacity: Depends on terrain and curvature
V/C Ratio: Desired service level

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5. Level of Service (LOS)

The V/C ratio defines traffic conditions:

LOS	V/C Ratio	Condition
B	0.5	Free flow (high comfort)
C	0.7	Stable flow (design standard)
D	0.9	Near capacity (congested)

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6. Terrain-Based Capacity

Base capacity varies with terrain due to speed, curvature, and gradient effects:

Plain Terrain: Highest capacity (~2000 PCU/hr/lane)
Rolling Terrain: Moderate capacity
Hilly Terrain: Reduced capacity due to constraints

---

7. Output Interpretation

The tool provides:

Future Traffic (veh/day & PCU/day)
Design Hourly Volume (PCU/hr)
Calculated Lane Requirement
Adopted Number of Lanes
Equivalent Carriageway Width

Final lane adoption ensures:

Minimum of 1 lane
Practical rounding (typically even lanes for divided highways)

---

8. Engineering Assumptions

Mixed traffic conditions (Indian scenario)
No major bottlenecks or intersections
Adequate shoulder and drainage provisions
Uniform traffic distribution

---

9. Applications

National & State Highway Design
Feasibility Studies (DPR)
Traffic Impact Assessment
Road Widening Projects
PPP / EPC Project Planning

---

10. Limitations

Uses generalized PCU factor (not composition-based)
Does not consider signalized intersections
Assumes uninterrupted flow
Requires engineering judgment for final adoption

EPC Project Plan and Profile Approving Procedure

noreply@blogger.com (Yogendra) — Tue, 03 Feb 2026 02:34:06 +0000

Government Procedure for Approval of Plan & Profile (P&P) in EPC Road Projects

Governmental Procedure for Approval of Plan & Profile (P&P)
in EPC Road / Highway Projects (India)

This document explains the standard governmental procedure followed in India for approval of Plan & Profile (P&P) drawings under Engineering, Procurement and Construction (EPC) mode road projects as per MoRTH, NHAI and State PWD practices.

1. Governing Standards & References

MoRTH Specifications for Road & Bridge Works
IRC:73 – Geometric Design Standards for Highways
IRC:SP:23 – Manual of Specifications & Standards (MSS)
IRC:SP:84 – Manual for Road Tunnels / Special Corridors
EPC Contract Conditions (Schedule A, B & C)

2. Preliminary Plan & Profile Before Tender

Prepared by Authority or its Consultant and included in tender documents:

Preliminary alignment
Topographic survey
Longitudinal profile
Typical cross-sections
Junction layouts
Drainage concept
Land acquisition plans

These drawings act as Reference Alignment only. Final responsibility lies with EPC Contractor.

3. Award of EPC Contract

After award, EPC Contractor becomes fully responsible for:

Detailed survey
Geometric design
Pavement design
Structural design
Final Plan & Profile

16. Approval Workflow

flowchart TD A[Start - EPC Contract Awarded] B[Authority Provides Reference Alignment and Preliminary P&P] C[Contractor Conducts Detailed Topographic and Geotechnical Survey] D[Contractor Performs Geometric Design as per IRC and MoRTH] E[Prepare Draft Plan and Profile] F[Submit Draft P&P with Design Report to IE or AE] G1{Technical Scrutiny by Design Consultant} G2{Technical Scrutiny by Proof Consultant} G3{Technical Scrutiny by Safety Consultant} G[IE Recommends P&P to Authority] H[Authority Recommends P&P for Approval] I[IE Issues Comments or Observations] J[Contractor Revises Design] K{Authority Review} L[Authority Issues Approval] M[Seek Special Approval with Justification] N{Competent Authority Decision} O[Issue Approved for Construction AFC Plan and Profile] P[Construction as per AFC Drawings] Q{Any Further Change Required} R[End] A --> B B --> C C --> D D --> E E --> F F --> G1 F --> G2 F --> G3 G1 -->|Compliant| G G2 -->|Compliant| G G3 -->|Compliant| G G --> H G -->|Non Compliant| I I --> J J --> F H --> K K -->|Approved| L K -->|Modification Required| I K -->|Major Deviation from Reference Alignment| M M --> N N -->|Approved| L N -->|Rejected| I L --> O O --> P P --> Q Q -->|Yes| I Q -->|No| R

Ref No.: ______________________

Date: ______________________

To,
The Project Director
[Name of EPC Contractor]
[Company Name]
[Address]

Subject: Approval of Plan & Profile (P&P) Drawings – Approved for Construction (AFC)

Project: [Name of Project]
Contract Package No.: [Package No.]
Agreement No.: [Agreement No.]
Chainage: From Km ______ to Km ______

This is with reference to your submission of Draft Plan & Profile (P&P) drawings for the above-mentioned project vide your letter no. __________ dated __________ and subsequent revisions based on observations of the Independent Engineer / Authority Engineer.

The Plan & Profile drawings have been examined by the Independent Engineer / Authority Engineer and found to be in conformity with the provisions of the EPC Agreement, Manual of Specifications & Standards, relevant IRC Codes and MoRTH Specifications.

Accordingly, the Plan & Profile (P&P) drawings as per enclosed list are hereby approved for construction (AFC) for execution of works under the subject project.

You are requested to ensure that construction is carried out strictly in accordance with the approved drawings and contract provisions. Any deviation from the approved alignment, profile or geometry shall require prior approval of the Competent Authority.

This approval does not relieve the EPC Contractor of his responsibilities for correctness of design, safety, stability and performance of the works as per the contract.

Yours faithfully,

For and on behalf of Competent Authority

(Signature) _______________________

Name: ___________________________

Designation: _____________________

Organization: ____________________

Seal:

Project progress monitoring tool

noreply@blogger.com (Yogendra) — Wed, 28 Jan 2026 09:38:00 +0000

Construction PM - Multi-Project Suite (INR)

Current Project Name

Total Budget (₹)

Global Milestones (% of Budget)

Summary: -

₹0 / 0%

Activity Management

Activity Type

Start Date

End Date

Total Qty

Achieved Qty

Unit Cost (₹)

Activity	Timeline	Total Qty	Achieved Qty	Exp. vs Act. %	Cost Achieved	Status	Actions

Levelling Rise and Fall Method

noreply@blogger.com (Yogendra) — Mon, 26 Jan 2026 17:37:16 +0000

Rise & Fall Method Calculator

Rise & Fall Method Levelling Calculator

Project Name Location

Starting BM RL

No	B.S	I.S	F.S	Rise	Fall	R.L	Remarks
1

Improved Parking Layout generator

noreply@blogger.com (Yogendra) — Fri, 23 Jan 2026 14:11:00 +0000

Parking Simulator Pro

Parking Simulator Quick-Start

1Specs

Adjust vehicle dimensions.

2Boundary

Draw the site polygon.

3Road

Draw polyline for entry road.

4Gates

Place 2 markers (Entry/Exit).

Site Parameters

Bus: x (Cap: )
Tempo: x (Cap: )
Car: x (Cap: )
Bike: x (Cap: )

Drawing Keys

Bus Parking Zone

Tempo/Van Zone

Car Parking Zone

Two-Wheeler Zone

Access Road (Center)

Internal Aisle

📍Entry / Exit Point

Technical Note: Layout uses 90° Double-Loading logic. Rows are paired back-to-back to share a central driving aisle.

Machinery Scrutiny

noreply@blogger.com (Yogendra) — Fri, 16 Jan 2026 18:04:00 +0000

Tender Evaluation Tool - Participant Selection Mode

🏗️ Tender Evaluation Tool

Initializing System...

Data Management (JSON)

1. Contractor Database

Type	Age	Owned	Hired	Action

2. Project Requirements

Type	Min Qty	Max Hired	Max Age	Action

3. Live Evaluation Workflow

Target Project

Number of Bidders

RCC beam deflection check IS:456-2025

noreply@blogger.com (Yogendra) — Mon, 12 Jan 2026 04:42:00 +0000

RCC Beam Deflection Check – IS 456-2025 Draft

RCC Beam Deflection Check (Empirical Method)

INPUT DATA
Beam Type
Effective Span Le (mm)
Effective Depth d (mm)
Beam Width b (mm)
Area of Compression Steel Asc (mm²)
Ast Required (mm²)
Ast Provided (mm²)
Steel Grade
Beam Type
Flange Width bf (mm) (if T beam)
μG factor

Design of Pile Foundation by Indian Standards

noreply@blogger.com (Yogendra) — Fri, 09 Jan 2026 10:52:00 +0000

Design Consideration for Pile Foundation

DESIGN CONSIDERATION FOR PILE FOUNDATION

Pile foundations shall be designed in such a way that the load from the structure it supports can be transmitted to the soil without causing any soil failure and without causing such settlement, differential or total, under permanent or transient loading as may result in structural damage and/or functional distress. The pile shaft should have adequate structural capacity to withstand all loads (vertical, axial or otherwise) and moments which are to be transmitted to the subsoil.

The ultimate load capacity of a pile may be estimated using a suitable static formula. However, it should preferably be determined by an initial load test on a trial pile.

The settlement of a pile obtained at safe load/working load from load test results on a single pile shall not be directly used in forecasting the settlement of a structure unless experience from similar foundations on its settlement behaviour is available.

LOAD CARRYING CAPACITY OF PILES (Q_f)

(A) Ultimate Load Carrying Capacity

The ultimate load carrying capacity or ultimate bearing capacity, or the ultimate bearing resistance Q_f of a pile is defined as the maximum load which can be carried by a pile, and at which the pile continues to sink without further increase of load.

The load carrying capacity of a pile can be determined by the following methods:

Dynamic Formulae
Static Formulae
Pile Load Test
As per IRC-78 & IS 14593

1. DYNAMIC FORMULAE

When a pile hammer hits the pile, the total driving energy is equal to the weight of hammer times the height of drop or stroke. In addition to this, in the case of double acting hammer, some energy is also imparted by the steam pressure during the return stroke. The total downward energy is consumed by the work done in penetrating the pile and by certain losses.

The following are some of the commonly used dynamic formulae:

i) ENGINEERING NEWS FORMULA

\[ Q_a = \frac{W \cdot H}{F(S + C)} \]

Q_a = allowable Load

W = Weight of hammer, Kg

H = Height of fall, cm

F = Factor of safety = 6

S = penetration per blow in cm

C = empirical constant, generally = 2.5 cm

ii) HILEY’S FORMULA

\[ Q_f = \frac{\eta_h W H \eta_b}{S + \frac{C}{2}} \]

Q_f = Ultimate bearing capacity

C = C₁ + C₂ + C₃ = total elastic compression

η_h = Efficiency of hammer (Vary from 65% to 100%)

η_b = Efficiency of hammer blow

2. STATIC FORMULAE

The static formulae are based on assumption that the Ultimate load carrying capacity (Q_f) of a pile is the sum of the total ultimate Skin friction (R_f) and total ultimate point or end bearing resistance (R_p).

\[ Q_f = R_f + R_p \]

\[ Q_f = A_s \times r_f + A_p \times r_p \]

Where:

A_s = Surface area of pile upon which the skin friction acts
A_p = Area of C/s of pile on which bearing resistance acts
r_f = Average skin friction
r_p = unit point or toe resistance

A factor of safety of 3 may be adopted for finding the allowable load.

i) FOR COHESIVE SOIL

\[ Q_f = A_p \times N_c \times C_p + \alpha \times C \times A_s \]

Where:

N_c = Bearing capacity factor usually taken as 9
C_p = average cohesion at pile tip in kg/cm²
α = Reduction factor
C = avg. cohesion throughout the length of pile in kg/cm²

ii) FOR NON-COHESIVE SOIL

(Formula for non-cohesive soil was incomplete in original document)

3. LOAD CARRYING CAPACITY FROM PILE LOAD TEST

The pile load test can be performed either on a working pile or on a test pile (trial pile).

The ultimate load carrying capacity is preferably determined by an initial load test on trial pile.

An initial load test should be conducted on a trial pile, particularly in any locality where experience of piling is not available. (For detailed methodology see chapter 5 testing of pile)

4. LOAD CARRYING CAPACITY OF PILE IN ROCK AS PER IRC-78 & IS 14593

i) As per IRC-78

\[ Q_f = A_s \times q_s + A_p \times \frac{K_p \times q \times d_f}{\text{factor of safety}} \]

q_s = ultimate shear along the socket

for hard rock = 50 Kg/cm²
For weathered rock = 20 kg/cm²

K_p = An empirical coefficient = (0.1 to 0.4)

q = Average uniaxial compressive strength at the tip level

d_f = depth factor = 1 + 0.4 × diameter of socket

ii) As per IS 14593

\[ Q_f = (q_c \times \pi \times D \times L_s \times \alpha \times \beta) + (q_c \times N_j \times N_d \times A_p) \]

Negative Skin Friction or Dragdown Force

When a soil stratum through which a pile shaft has penetrated into an underlying hard stratum, compresses as a result of either it being unconsolidated or it being under a newly placed fill or as a result of remoulding during driving of the pile, a drag down force is generated along the pile shaft up to a point in depth where the surrounding soil does not move downward relative to the pile shaft.

STRUCTURAL CAPACITY

DESIGN OF PILE FOUNDATION - A Case Study

Design of Pile foundation for Proposed Project having following design data.

Type = Multistoried Residential Building (Ground + 11 Storey)
Floor to floor height = 3.0 m
Imposed Load = As given in Appendix -B
Exposure condition = Moderate
Earthquake Zone = III, Zone factor = 0.16
Basic wind speed at 10 m height = 44 m/s
Bearing capacity of soil = 40 t/m² (as per soil investigation Report)
Material = M-30, Steel = Fe500
Design Philosophy: Limit state Method conforming to IS 456-2000, IS-2911 Part-I section-2, IS 14593

FIG. _______ ARCHITECTURAL PLAN OF BUILDING

STEP – 1: STRUCTURAL PLANNING

The width of the beam will be kept 230 mm to meet the fire resistance requirements. The depth of the beam kept twice the width of beam.

The width of the column is kept 300 mm for earthquake requirement. The ratio of depth of column to width of column will be limited to 3.

STEP – 2: ANALYSIS

The analysis for this project is done in STAAD and load combination for different nodes (column) is converted into Excel format which are shown in appendix-A.

Node Numbers

Building STAAD Model

STEP – 3: To Determine the Ultimate Load carrying capacity of Pile

As per the soil investigation Report, The Average Uniaxial Compressive Strength = 411 Kg/cm² = 4110 t/m²

Assume the dia of pile = 500 mm, Length of Socket in Rock = 1000 mm

\[ Q_s = q_c \times N_j \times N_d \times A_p + q_c \times \pi \times D \times L_s \times \alpha \times \beta \]

Calculation yields: Q_s = 563.36 Tonne

Structural capacity: Q = 125.6 Tonne

Hence pile capacity is restricted to structural capacity = 125 t

STEP – 3: DESIGN OF PILE

i) Design of Main Reinforcement for Pile

Provide: 10 Nos – 16 mm dia bars (A_st = 2009.60 mm² > required)

ii) Design of Lateral Ties

Provide 8 mm dia lateral ties @ 200 mm c/c

Fig. Reinforcement Details of Pile

STEP – 4: DESIGN OF PILE CAP

Example: Node No. 1 (Column size = 300 × 750 mm)

Maximum axial load = 1901.323 kN

No. of piles required ≈ 1.52 → Adopt 3 piles

Combined Node Example: Nodes 14 & 15 (300 × 600 mm)

Maximum Axial Load on Node 15 = 1920.57 kN

Adopt 2 piles per node (common pile cap)

Combined Node: Nodes 64 & 83

Maximum Axial Load on Node 64 = 2307.87 kN

Adopt 3 piles

Combined Node: Nodes 5 & 10

Maximum Axial Load on Node 5 = 2586.53 kN

Adopt 3 piles

Pile Cap Arrangement – Combined Nodes

TESTING OF PILE

INTRODUCTION

Construction of pile foundations requires a careful choice of piling system depending upon the subsoil conditions, load characteristics of the structure and limitations of total and differential settlement.

Installation of piles demands strict control of position, alignment and depth and involves specialised skill and experience. Hence testing of piles becomes necessary.

Testing of piles is generally carried out for following reasons:

To obtain back-calculated soil parameters for design of other piles.
To confirm pile lengths and hence contract costs.
To counter-check results from geotechnical and pile driving formulae.
To determine load–settlement behaviour for group settlement prediction.
To verify structural soundness of piles.

PILE LOAD TEST

Pile load test is intended to validate computed capacity of pile foundation and also to provide information for improving design rational.

Test to pile failure should preferably be conducted instead of testing only up to specified termination load.

Pile load testing is carried out as per IS 2911 (Part 4).

Information required before pile testing:

Pile type, material and reinforcement details.
Method of driving with driving records.
Pile depth and cross-section details.
Type of test proposed.
Layout of pile group.
Water table depth and soil strata details with test results.
Safe and ultimate load capacity.

Rig Based Bearing Capacity Estimator

noreply@blogger.com (Yogendra) — Thu, 08 Jan 2026 05:24:14 +0000

SR-115 Rig Based Multi-Strata Bearing Capacity Calculator

SR‑115 Rig Based Multi‑Strata Bearing Capacity Calculator

Rig Input Parameters
Depth (m)
Torque (kNm)
Crowd Force (kN)
RPM
Penetration Rate (mm/min)
Strata Selection
Soil / Rock Type
Design Parameters
Calibration Factor (k)
Factor of Safety

Engineering Basis:
• DRI derived from torque, crowd & penetration.
• DRI correlated to SPT‑N (field calibration required).
• Empirical bearing capacity correlations from geotechnical practice.
• Final design must be verified by borehole & load test.

Optimum Max Depth	--
Min Web Thickness	--
Flange Width	--
Deflection Limit ($L/180$)	--

Anchor Bolts	--
Embedment ($15 \times d$)	--
Shear Key Req.	--
Key Size (Approx)	--

Useful for Civil Engineers of P.W.D. , Yogendra Borse

Land acquisition data entry

Project & Village Configuration

2. Gat & Owner Details

Master Project Land Records

Village-wise Land Category Summary

Project Hierarchy View

Land Acquisition Management Tool – Complete Guide

1. Key Features

2. Workflow Overview

3. Data Structure

📍 Gat Level Data

👤 Owner Level Data

4. Excel Export Columns

5. Mermaid Hierarchy Visualization

🖨️ A2 Print Export

6. Village-wise Summary

7. Backup & Restore

8. Advantages

9. Conclusion

PEB section Estimation calculator

PEB tentative section Estimation

Primary Geometry

Anchor & Shear Key

Design Logic & Weight

PEB Structural Member Estimation Tool – Technical Explanation

1. Objective of the Tool

2. Input Parameters

3. Primary Member Design Logic

3.1 Rafter Depth Estimation

3.2 Web Thickness

3.3 Flange Width

3.4 Deflection Check

4. Steel Weight Estimation

5. Anchor Bolt Design Logic

Bolt Diameter Selection

Bolt Quantity

Embedment Depth

6. Shear Key Requirement

Typical Shear Key Sizes

7. Role of MathJax

8. Engineering Assumptions

9. Limitations

10. Conclusion

Letter correspondence

Letter Correspondence Entry

Recent Entries (Local View)

Letter Correspondence Entry System – Technical Explanation

1. Objective of the System

2. Form Input Structure

3. Action Tracking Logic

4. Data Storage Mechanism

4.1 Local Storage

4.2 Cloud Storage (Google Apps Script)

5. Data Rendering (Table View)

6. Edit and Update Functionality

7. Delete Functionality

8. Backup and Restore System

8.1 Export JSON

8.2 Import JSON

9. User Experience Enhancements

10. Workflow Summary

11. Engineering & Administrative Benefits

12. Limitations

PUMP DESIGN CALCULATION

PUMP DESIGN CALCULATION REPORT

Pump Design & Data Logger

Calculation Results:

Pump Design & Data Logger – Technical Explanation

1. Objective of the Tool

2. Input Parameters

3. Hydraulic Calculations

3.1 Static Head

3.2 Flow Conversion

3.3 Pipe Diameter Conversion

3.4 Friction Loss (Hazen-Williams Equation)

3.5 Total Dynamic Head (TDH)

3.6 Pump Power Calculation

3.7 Conversion to Horsepower

4. System Workflow