So, you reviewed thousands upon thousands of feet of CCTV footage and now you have mountains of great data on your sewer system. Great, but now what? How do you take the time, effort, and spreadsheets teeming with information from your CCTV endeavors and turn them into something that works for you? As your fight-or-flight response begins to kick in, take a moment to collect yourself and know that you’re not alone. Now that you’ve recentered yourself and crept back in from the fire escape, our asset management pro, Tristan Nickel, PE, AWAM, has some insights on putting your data to work.… Read the rest

With schools closed across the nation due to COVID-19, many of you may have found yourselves filling the role of teacher to your kids. We’ve got some great news: RJN can help! Click the link below to download a learning guide,  developed by the EPA, that has links to Pre-K–12 environmental education resources with online activities, curricula, storybooks, as well as printable activity sheets to encourage daily learning and fun.

We hope these resources will provide meaningful educational activities about the many issues we face with stormwater pollution, water quality and other environmental topics; key parts of your MS4 compliance. Environmental education increases public awareness and provides the necessary skills to make informed decisions and take responsible action. … Read the rest

When you have completed an extensive SSES program and implemented rehabilitation to remove Inflow/infiltration (I/I) sources from your system, but I/I levels are still not where you want them to be, what’s next? Finding those persistent sources requires diligence and good quality data. A suburban Chicago community was faced with these issues after 10- and 25-year storms caused hundreds of reported basement backups and an EPA regulatory action. After determining that I/I was still a major issue using collected flow data, RJN Group conducted additional sanitary sewer inspections and installed permanent flow meters around the city to continue to monitor flow levels and measure rehabilitation success.… Read the rest

Because CIPP programs have become commonplace, it is becoming more prevalent to encounter CIPP lining failures on installations long before the end of their estimated life, oftentimes within the first year of installation. These failures are expensive, frustrating, and completely avoidable.

Understanding the current state of the CIPP market, including the different types of liner resins, the different installation and curing techniques are important in this ever-changing market. When best practices are incorporated into CIPP design and specification development, it ensures a more successful installation. In addition, the role of a construction observer helps assure that the specifications and proper procedures are followed.… Read the rest

For the past calendar year, efforts to expand water services have been steadily underway. RJN has focused on building water offerings and subsequently minimizing non-revenue water loss for clients nationwide. By tailoring each water condition assessment and design program, RJN effectively provides the “right” services for each client, using advanced technology and cutting-edge tools.

RJN’s water services are designed to effectively reduce risk exposure and actively limit client costs. By picking the right tool for the right purpose, RJN offers a multi-dimensional approach that focuses on resolving and preventing pipe failure.… Read the rest