Ramp Improvements - Biddeford Exit 32 (MM 31.6)

This solicitation seeks a contractor to improve the southbound off‑ramp at Exit 32 (Mile Marker 31.6) on the Maine Turnpike in Biddeford. The scope includes demolition, earthwork, pavement replacement, guardrail installation, drainage upgrades, electrical work, and traffic maintenance to ensure safe and efficient operation of the ramp. • Remove existing pavement surface (≈1,450 SY) and perform common excavation (≈4,250 CY). • Install new aggregate sub‑base and base courses, followed by hot‑mix asphalt (≈1,120 TON total). • Provide new guardrail (31‑in. W‑beam) and associated accessories, plus concrete pipe and drainage structures. • Complete associated erosion control, seeding, mulching, and temporary stone check dams. • Supply required bid bond (5 % of total proposal, minimum $500) and comply with all Maine Turnpike Authority specifications.