Manholes and Catch Basins

Accurate visual assessment of the interiors of manholes, boreholes, drilled shafts, or other vertical cavities is essential for efficient planning, maintenance, rehabilitation,...

Santa Barbara is a historic coastal California city with underground infrastructure that dates as far back as 1870. Maintaining and rehabilitating the...

Since 2006, the City of Alexandria, Va., has been aggressively rehabilitating its sanitary sewers to address infiltration and inflow. With the bar...

Positioned between Lansing and Saginaw in central Michigan, Corunna was a small town with big problems. For more than 30 years, its...

Manholes are vital components of the wastewater infrastructure. In recent years, inventive manufacturers have developed accessories that improve on the basic structure...

The Blair Township Water and Sewer Authority sends wastewater to three area municipal treatment plants and is under a mandate from all...

Trying to meet wastewater conveyance and treatment needs without accurate flow monitoring is a little like trying to find your way in...

As a suburb of Boston, Mass., the Town of Dedham was all too familiar with the pitfalls, disruption and enormous costs of...

Leak detection and repair has truly been a live-and-learn experience in Westlake, Ohio.Aided by a unique testing protocol that pinpoints problem areas,...

High levels of hydrogen sulfide had corroded 1/2 to 1 inch of the concrete-brick and precast concrete manholes in Kalamazoo, Mich., causing...

Manhole rehabilitation is an essential weapon against infiltration of clear water to sewer systems. Manufacturers have developed a wide range of approaches...

When the U.S. EPA ordered the Warwick Sewer Authority (WSA) to develop a plan to assess the adequacy of its collection system...

Ogunquit is a seasonal resort town on the coast of Maine, but its sewer district faces some big, non-seasonal problems: relentless tides,...