Case study | Water Resources

Repair Sewer Line – Scott Air Force Base

Details


Owner

Scott Air Force Base

Client

Scott Air Force Base

Project Cost

$1.3 Million

Status

Completed 2020

Summary

The historic main housing area at Scott Air Force Base in St. Clair County, Illinois, has experienced widespread sewer surcharging and basement backups due to excess inflow and infiltration into the system through aging sewer pipes and manholes.  In an effort to mitigate these concerns and reduce the environmental impact of excess flow at the wastewater treatment facilities, the United States Air Force contracted with Kaskaskia Engineering Group, LLC (KEG) to map the existing system in known problem areas and design a new sanitary sewer collection system to replace the failing infrastructure.

Project

Including over 8,800 linear feet of new sanitary sewers and 37 new manhole structures, the new system will be installed in an existing developed residential area in close proximity to occupied homes and mature landscaping. Given the high-profile nature of the project and the necessity of maintaining sewer service throughout the construction period, construction of the new system will require extensive coordination and construction planning. Analysis of potential conflicts with the existing water distribution system and other underground utilities was critical to the success of the project.

KEG provided field inspection, sanitary sewer design and analysis, plan preparation, construction planning, and multi-agency coordination services.

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