Demolition and site work for a detention facility in Martinez, California. Completed plans call for the demolition of a one-story above grade detention facility; and one-story above grade detention facility.

minority composition of the labor force of Contra Costa County (25.7%) and 6.9% of the labor force for women employed specifically for the purpose of completing this contract. Question Deadline 11/19/2025 at 5:00 PM PT The project includes two phases: Phase 1 consists of providing security fencing along the perimeter of the work area, installing a new temporary contractor laydown area, installation of H-piles to support existing walls and new concrete retaining walls, infilling existing windows at stairwells to remain, installation of new steel for fence truss support and new chain link fence at new concrete wall, installing a new emergency generator with concrete pad and chain link enclosure, including conduits, feeders, panels, and providing a fully functioning emergency generator power connection into the electrical panel in the Monticello basement. Additional work includes installation of a new concrete/chain link security wall at play yard east, chain link security fencing at the basketball court area on the north and east sides, and removal and abatement of all hazardous materials indicated on the contract documents and hazardous reports provided by the owner. Phase 2 involves removal of the existing emergency generator, chain link enclosure, and all remaining electrical elements between the existing and new generator locations. Additional work includes demolition and removal of the old juvenile hall, boys' and girls' wings, classroom building, and site features shown to be removed; removal of existing buildings, footings, concrete security walls, utility tunnels, and other building features defined on the drawings. The project also entails removal of all mechanical, electrical, fire alarm, fire sprinklers, and plumbing elements within the building, removal of all site utilities shown to be removed to their point of connection (with utility connections capped at their source), removal of hardscape materials, trees, shrubs, fencing, concrete walls, security fencing and enclosures. It also includes installation of new storm drains and drop inlets, backfilling trenches to 90% compaction, providing as-built drawings of all underground utilities removed, importing engineered fill and grading per documents, and installation of a new irrigation system, landscaping, and hydroseeding the site per contract documents.