HDR|C&M is one of the nation’s leaders in Sanitary Sewer Evaluation Services (SSES), Infiltration/Inflow (I/I) studies, sewer rehabilitation, trenchless technology, and Capacity Management Operation and Maintenance (CMOM) programs.

HDR|C&M becomes personally involved in assisting our clients by finding solutions for elimination of Sanitary Sewer Overflows (SSO’s) or by helping in the development of public works improvement plans. Key evaluation tasks including hydraulic modeling, smoke and dye testing, manhole inspections, rainfall simulations, Closed Circuit Television (CCTV) evaluations, rain gauge installations, flow monitoring and data collection are performed by our own staff.

With expertise in I/I analyses, SSES, physical inspections, system evaluations, rehabilitation techniques, and alternative analyses, we develop prioritized infrastructure improvement programs to provide the owner with organized, cost effective solutions to eliminate system overflows and improve deteriorated pipe systems.

HDR|C&M engineers are considered the top in their field with in-depth experience on state-of-the-art rehabilitation techniques such as Cured in Place Lining, as well as conventional manhole rehabilitation, point repair and removal and replacement. We know how to get the most value from a rehabilitation program.