Title
Water Line and Gas Line Replacement Project - Phase 1 (Water Line - Main Street and Crismon Road), Construction Manager at Risk (CMAR), First (of two) Guaranteed Maximum Price (GMP) (District 6)
A total of five separate locations throughout the City are part of the overall Water Line and Gas Line Replacement CMAR Project. This GMP for the water line replacement in the vicinity of Main Street and Crismon Road, is the first of the five locations; the remaining four locations will be presented together as the second GMP for Council consideration at a later date. The four remaining locations are: 1) Main Street and Alma School Road, 2) Pueblo Avenue, from Longmore to Alma School Road, 3) Sycamore Road, from Emelita to 7th Avenue, and 4) 8th Avenue, from Dobson Road to Sycamore Road.
The scope of work for GMP No. 1 of the project is to replace the existing 4-inch cement pipe water lines with 8-inch ductile iron pipe within the vicinity of Main Street and Crismon Road. The existing water lines were constructed in 1958 and are nearing the end of their service life. Also included in this project is the installation of new water service lines to 144 lots, the relocation of the existing water meters to the front of each lot, and the installation of new fire hydrants at several locations.
Staff recommends awarding the contract for this project to Garney Construction (a Mesa business) in the amount of $4,512,124.72 (GMP) and authorizing a change order allowance in the amount of $112,803.12 (2.5%), for a total award of $4,624,927.84. This project is funded by 2014 authorized Water bonds.