29 Projects

Cheyenne Water Distribution System

Cheyenne
,
WY
Project Contacts:

The water distribution system in Cheyenne includes four prestressed concrete cylinder pipelines (PCCP), approximately 13.5 mi long. The 16 to 30 in. dia., lined-cylinder pipes (LCP) were installed...

Sudbury Aqueduct

Needham
,
MA

Built in 1880, the aqueduct was a major pipeline for the City of Boston’s water distribution network until 1940, when the Hultman Aqueduct replaced it. Connecting reservoirs in Framingham with the...

Muskegon County Wastewater Management System

Muskegon
,
MI
Project Contacts:

The Muskegon County Wastewater Management System's pipeline is an 11 mi, 66 in. dia. prestressed concrete cylinder pipe (PCCP) that carries raw domestic and industrial sewage. SGH investigated the...

Hultman Aqueduct

Weston
,
MA
Project Contacts:

For many years, the Hultman Aqueduct delivered nearly all the drinking water to the Boston area. The aqueduct had never been shut down for inspection or maintenance during that time due to its...

Seismic Assessment of Pipelines

Canada
Project Contacts:

Prestressed concrete cylinder pipes (PCCP) are extensively used in the cooling system of power plants. SGH evaluated the seismic performance of buried PCCP pipelines in low, moderate, and high...

Central Arizona Project

Tucson
,
AZ
Project Contacts:

The 252 in. dia. concrete pipe is used in siphons to convey water in the Central Arizona Project and is the largest diameter pipe in the world. The pipes have a 19.625 in. thick concrete...

Massachusetts Water Resource Authority, Walnut Hill Treatment Plant, Cosgrove Intake Pipeline

Marlborough
,
MA
Project Contacts:

The Cosgrove Intake pipeline, a 144 in. dia. prestressed concrete cylinder pipe (PCCP), at MWRA’s Walnut Hill Water Treatment Plant Project was completed in early 2004 as a part of the water...

Greybull Water Transmission Pipeline

Greybull
,
WY
Project Contacts:

The Greybull Water Transmission Pipeline is the only pipeline that carries treated water for the town of Greybull. The 16.5 mile pipeline was constructed in 1960s and 1970s with 12 in. and 14 in....

Pages