Main Tanks Transmission Main Phase 2B

This contract, titled "Main Tanks Transmission Main Phase 2B" with solicitation number 2026-IFB-004, is issued by the Engineering office in Kingman, Arizona, to procure construction services for a 1.13-mile, 24-inch ductile iron water transmission main. The scope of work includes excavation, installation of valves and fittings, connections to the existing distribution system, traffic and dust control, and site restoration, with a particular emphasis on addressing hard dig conditions. A soils report is provided, and historical data suggest change orders for hard dig in prior phases have represented less than 5% of overall project costs. Compliance with municipal and regional construction standards, especially the 2020 Uniform Standard Specifications and Details for Public Works Construction (MAG), as well as applicable ASTM, AWWA, ANSI, and MUTCD standards, is required. The project demands contractor responsibility for all labor, materials, permits, equipment, and supervision, with special attention to scheduling, inspection, and quality assurance. The solicitation outlines a comprehensive set of requirements covering contractor qualifications, proposal format, insurance coverage, security, key personnel, and environmental permits such as the AZPDES stormwater permit. The contract will be awarded on a lowest price technically acceptable (LPTA) basis, emphasizing compliance and responsiveness over numerical scoring or trade-offs. Although no specific contract value or pricing details are provided, quantities for key line items including trench excavation, hard dig volume, pavement removal, and restorations are detailed, alongside general requirements for submittals, project schedule, and final acceptance inspections at the job site. Special contract provisions include mandatory 100% performance bonds for contracts over $100,000, compliance with federal and state labor and immigration laws, and provisions for competitive rebidding of subcontractor changes exceeding 50% of the subcontract amount. Electronic submission via the City's procurement portal is required by May 27, 2026, with no allowance for physical or emailed bids. The contractor must ensure proper labeling of materials and adherence to traffic control standards throughout execution, with final acceptance contingent on thorough inspection and correction of defects.