Renovation of a municipal facility in Concord, California. Completed plans call for the renovation of a municipal facility.

The project consists of the re-construction of the dual pipe system routing from the existing Wing C basement point of connection to the existing air handling reconnection point inside the Council Chambers attic space. Part of the work also includes excavation for new trench pathways from the existing basement to the existing Council Chambers via the existing moat separating the two buildings. Work will include placement of the dual pipe system through the existing moat secured in place and covered with a concrete cover and waterproofing coating system. The work will also include reconstruction of the concrete pilaster base supporting wood timber benches along the edge of the water feature (bench replacement under separate contract), construction of a wood screen to cover dual pipes on the exterior of the Council Chambers. The work will consist of: site mobilization (including temporary fencing), saw-cutting and concrete removal of existing concrete walkways, removal of existing underground pipes and other associated equipment, replacement of all flashings and sheet metal elements damaged or removed during the course of the work, painting of new installed wood members and exposed pipes, re-installation of equipment connections, and piping. This work includes all preparation, coordination of detailed phasing requirements, materials and accessories, clean up, and conformance to existing conditions necessary for a complete and functional installed exterior walkway, moat, bench supports, and HVAC systems, and all other work as specified in these Special Provisions and shown in the Drawings. The Contractor may elect to receive 100% of payments due under the contract from time to time, without retention of any portion of the payment by the City, by depositing securities of equivalent value with the City in accordance with theprovisions of Section 22300 of the Public Contract Code and with applicable City regulations All bids shall be presented under sealed cover and shall be accompanied by cash, Cashiers or certified check or a bidder bond executed by a corporate surety insurer. The bidders guarantee shall be in an amount equal to at least ten percent (10%) of the Amount bid and made payable to the city of concord