Wilmington VA Stormwater Infrastructure and Sanitary Sewer Rehab

Wilmington VA Stormwater Infrastructure and Sanitary Sewer Rehab

Traditionally, buried infrastructure could only be serviced by open trench excavation; an invasive method, which often causes disruptions to sites. The U.S. Department of Veterans Affairs (VA) of Wilmington, DE was prepared to utilize this daunting method to replace its stormwater infrastructure and rehabilitate its sanitary sewer. After calling upon Century to coordinate and design the renovations, our civil engineers devised an alternative solution, saving the VA time, resources, and money.

A System Surprise

Both systems were buried under the ground of the active VA facility, and the work was initially going to be accomplished through open trench excavation. Taking into consideration how disruptive this method would be to the facility’s operations, Century recommended a thorough cleaning followed by a video inspection assessment before committing to a full excavation.

Surprisingly, the inspection revealed that most of the system was in good condition and could be rehabilitated with a thorough cleaning. A further portion could be rehabilitated with the use of a cured-in-place liner, leaving only a scant 80 linear feet requiring open trench replacement.

Ultimately, the expert recommendation of an innovative, state-of-the-art, trenchless rehabilitation solution for most of the system resulted in little disruption to daily operations at the VA facility and cut several hundred thousand dollars in construction costs by using a less invasive and resource intensive method.

Comprehensive Services

Century developed the plans and specifications for the various forms of rehabilitation and replacement. Our team also addressed and secured approvals of stormwater management and erosion and sediment control from Delaware DNREC. Finally, our surveyors completed a detailed survey of the sewer structures and their inverts.

Project Facts
Owner

U.S. Department of Veterans Affairs

Location

Wilmington, DE

Project Facts
Owner

U.S. Department of Veterans Affairs

Location

Wilmington, DE

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