USCG Repair Cedar Lane Potable Water Main USCG Academy, New London, CT – $55K
Doyon Management Services will be working with the U.S. Coast Guard on this 42 calendar day project to repair a leak in the 10” PVC water main serving the Academy’s Maintenance Shops, Boiler Plant, Sail Loft, and all facilities east of the railroad tracks. The scope includes hiring an independent utility locator service to find and mark the location of the water main at the repair site (CBYD does not perform locating/marking services for Academy-owned utilities), excavation as required to repair the water main, backfill to pavement base course elevation with excavatable flowable fill, and HMA pavement restoration to match existing conditions. For bidding purposes, assume the water main is located 5’ below grade, that required repair materials include 5’ of 10” AWWA C900 DR 25 PVC water pipe and 2 NSF/ANSI 61 couplings, that an additional 1 CY of flowable fill will be needed to fill any undermining observed, and that pavement restoration entails 3” of HMA over 8” of processed aggregate base. Couplings shall be installed and tested per manufacturer instructions. Contractor shall saw cut and remove pavement 12” beyond the limits of excavation.