Description
The Town of Marlborough is seeking a qualified contractor to rehabilitate Bridge No. 078009 by installing a UV‑cured reinforced fiberglass liner in the two existing 6‑ft‑diameter culvert barrels at Johnson Road over Lyman Brook. The work includes temporary cofferdam construction, water‑handling, flexi‑baffle installation, traffic control, erosion‑ and sediment‑control measures, and full compliance with prevailing‑wage, environmental, and safety regulations. The contract is a lump‑sum award with a 90‑day performance period once the Notice to Proceed is issued.
• Install approximately 200 linear feet of UV‑cured reinforced fiberglass liner (IMPREG‑Liner GL‑16) in two 6‑ft culvert barrels.
• Provide temporary de‑watering structures (cofferdams, inlet/outlet basins) and flexi‑baffles in one barrel; manage traffic and erosion control per CTDOT and MUTCD standards.
• Deliver required performance and payment bonds (100 % of bid), retainage (5 %), and comply with prevailing‑wage rates; obtain Army Corps and CT DEEP permits before work begins.