0013Q_V2_015_52_BEAMDETL_REV1.pdf

This is an addendum document issued by the Rhode Island Department of Transportation for the Corridor-Ashaway bridge replacement project, which encompasses three bridge replacements (Bridge No. 005051, a butted box beam; Bridge No. 005151, a concrete arch; and Bridge No. 005251, a butted box beam) spanning bodies of water in Providence County. The scope of work includes bridge demolition, foundation work utilizing piles and micropile systems, prefabricated structural steel tub girders, ultra-high-performance concrete closure pours, abutment and pier construction, deck systems, utility relocations including gas mains, drainage structures, stormwater treatment systems, erosion control measures, ADA-compliant accessibility improvements, guardrails, landscaping, and asphalt and concrete placement. The project is organized in phases with completion deadlines of November 10, 2027 for the Ashaway River Bridge and August 14, 2028 for the Potter Hill Bridge, with substantial completion required by October 23, 2028. Proposals were due August 28, 2026 at 1:00 p.m. EDT, with vendor questions required by August 19, 2026 at 12:00 p.m. EDT. Lump sum item breakdowns are due within 70 days of apparent low bidder notification. Prefabricated bridge units must comply with detailed shop drawings, welding procedures, and quality documentation standards with specified placement tolerances of 1/4-inch for width and 1/8-inch for bearing elevation.

The project is federally funded under the Federal-Aid Highway program with 80% FHWA funding and 20% state funding (FAP Number STP-3334(001)). All work is subject to Davis-Bacon prevailing wage requirements effective May 18, 2026, and Buy America compliance mandates requiring 55 percent domestic content for manufactured products with a minimal use threshold of $2,500 or 0.1 percent of contract value for foreign materials. Liquidated damages are assessed at $3,500 per day for phase completions and $1,950 per day for substantial completion milestones. A 5% bid bond and 100% performance bond are required from all bidders. Required insurance includes $1,000,000 general liability and workers' compensation coverage. Proposals must be submitted electronically through Ocean State Procures, and a 0.33% contract administrative fee applies to the awarded contract.