Mill Dairy Trail Bridge Abutment Underpinning

This solicitation seeks a qualified contractor to perform emergency scour repair and underpinning of the Mill Dairy Trail Bridge abutment located in Tyler State Park, Bucks County, PA. The work involves removing undermined stone masonry, installing a reinforced‑concrete apron, replacing missing stones, installing temporary stream diversion, dewatering, erosion‑control measures, and completing site restoration. The contract requires a 10 % bid bond, performance and material bonds, extensive insurance coverage, compliance with prevailing‑wage and environmental statutes, and adherence to a 120‑day construction schedule after receipt of the Notice to Proceed. The contractor must be able to submit detailed submittals, maintain documentation for payroll and wage certifications, and provide as‑built drawings for final payment. • Underpinning of existing stone abutment with reinforced concrete apron, stone replacement, and temporary stream diversion. • Required erosion and sediment control plan, dewatering, rock‑lining, and post‑construction landscaping. • Mandatory bonds (10 % bid, 100 % performance and material) and insurance (workers’ comp, public liability, automobile liability). • Completion within 120 calendar days after NTP; strict compliance with CPC, DGS, and environmental permits (DEP GP‑11, PASPGP‑7).