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Water / Wastewater Infrastructure


Austin Clean Water Program
The Austin Clean Water Program (ACWP) was created in 2001 to comply with the U.S. Environmental Protection Agency’s order to eliminate sanitary sewer overflows...


Battery Park
The Battery Park Trunk Sewer Emergency Tunnel project was necessitated by the collapse of an large diameter 80 year old arch sewer located near downtown Richmond.


The Big Walnut Augmentation/Rickenbacker Interceptor was constructed by the City of Columbus, Division of Sewer & Drainage to increase the City’s sewer capacity.


Chattahoochee RWT Tunnels
The Chattahoochee Raw Water Transmission Main project was constructed by the DeKalb County Department of Watershed Management.


East Bank - West Bank Interceptor
The East Bank – West Bank Interceptor Connection project is being constructed to replace aging infrastructure and provide the City of Dallas with a reliable solution...


Greensferry Sewer Tunnel
The Greensferry Sewer Separation project is being constructed to meet the obligations of federal consent decrees to eliminate combined sewer overflows (CSOs) in the City of Atlanta.


Linden CSO
The Linden Stormwater Flood Control project required microtunneling installation of dual, 320-ft-long, 66-inch concrete pipes under the Amtrak...


No Business Creek Tunnel
Gwinnett County's goal is to continually improve the reliability of the wastewater system that its residents depend upon.


Onion Creek Wastewater Interceptor
In an effort to relieve aging wastewater infrastructure and eliminate sewage overflows into the surrounding waterways...


Plateau Creek Pipeline Tunnels
Due to inadequate capacity and the need for increased reliability, the Ute Water Conservancy District proposed replacing the existing water supply pipeline from...


San Jacinto River Authority - W-2 Transmission Line
Following the mandate to reduce groundwater usage by 30%, the San Jacinto River Authority (SJRA) developed the Groundwater Reduction Plan (GRP)...


Southwest Pipeline Tunnels
The City of Dallas is currently in the design phase of a new pipeline construction project that will transfer treated water from the expanded East Side Water Treatment Plant...


Thornton Connecting Tunnel
The Thornton Connecting Tunnel is currently being constructed for the Metropolitan Water Reclamation District (MWRDGC) of Greater Chicago.


Waller Creek Tunnel
Downtown Austin has suffered from severe flooding for years.  When completed the Waller Creek Tunnel will provide flood relief...


Waste Isolation Pilot Plant
The Waste Isolation Pilot Plant (WIPP) is an underground repository for low-grade nuclear waste located near Carlsbad, New Mexico.