The U.S. Army Corps of Engineers Chicago District is seeking quotes to relocate chiller supply/return pipes and electrical conduits overhead at the CSSC Fish Dispersal Barrier in Lockport, IL. The work includes installing new CPVC, conduits, Unistrut supports, insulation, and refilling glycol. Offerors must be registered in SAM and PIEE, with PIEE being the only authorized electronic submission method. Technical issues should be directed to the PIEE helpdesk, and alternate submission methods require prior Contracting Officer approval. The estimated award date is September 2026.