Manholes – Case Study 1

Problem Manholes near collapse Project Rehabilitation of manholes near collapse Client Glynn County Engineering Services, Brunswick, GA – Robert Bowen, Engineer III Location St. Simons Island, Georgia Description Traffic on one of the island’s major streets was...

Vaults – Case Study 2

Problem Chemical corrosion Project Manhole/vault rehabilitation – Yellowstone National Park Client National Park Service Location Yellowstone National Park, Wyoming Description This project, completed in 2002, included 17 manholes located within the Yellowstone...

Pump Stations – Case Study 1

Problem Severe infiltration Project Severe infiltration – Boyd Lake Pump Station rehabilitation Client City of Loveland, Colorado Location Pump station beside Boyd Lake, Loveland, Colorado Description Boyd Lake Pump Station, located on the edge of Boyd Lake, is...

Large Diameter Pipes

Problem Severe pipeline deterioration Project 2nd generation rehabilitation – Severely deteriorated 89″ diameter concrete pipe Client City of Everett, Washington Location 89″ diameter pipeline in Everett, Washington Description This pipeline had...

Vaults – Case Study 3

Problem Soil erosion through cracks Project Stormwater catch basin rehabilitation Client Naval Air Station, Jacksonville, Florida Engineered Lining Systems Location Jacksonville, Florida Description Stormwater catch basin had cracks and crevices allowing infiltration...

Vaults – Case Study 1

Problem Chemical corrosion Project Lakeside Water and Sewer District lagoon head works rehabilitation Client Lakeside Water and Sewer District, Lakeside, Montana Location Lakeside, Montana, just south of Kalispell at Flathead Lake Description This structure was...