Miscellaneous improvements at the Broad River Pump Station, including replacement of the four existing dry-well pumps with new PLCs and VFDs; installation of an HVAC system for the entire first…

Infrastructure improvements to address significant sinkholes as a result of poor storm drainage and sanitary sewer line conditions.

This project proposes a 36-inch diameter extension of the existing Saluda River Force Main in order to relocate the force main outfall into the City’s gravity sewer system. The proposed…

This project provides Train 2 aeration and dewatering system upgrades, including a centrifuge, controllers, and blowers.

The purpose of this project is to provide technical engineering, administrative, and construction-phase support to the City of Columbia for find-and-fix rehabilitation of a portion of the City’s sanitary sewer…

MWWTP Electrical Supply Reliability Improvements as needed.

The project proposes a permanent dewatering roll-off receiving station at the Metro WWTP. The Metro WWTP is currently using a temporary location and configuration to receive City sewer-maintenance vacuum trucks,…

The purpose of this project is to assist the City of Columbia by providing final design and construction services identified under the previous SS7454 project scope and documented in a…

This project consists of the installation of a new 48-inch diameter gravity relief sewer in the Lower Gills Creek system for a distance of 6,500 linear feet. The new pipe…

This project initially involved designing the rehabilitation of the previously abandoned 36-inch pipe (approximately 7,860 linear feet) from manhole 26258MH near Interstate 20 and Brickyard Road to manhole 24390MH. This…