Memmelaar AML Reclamation Project

The State of Iowa is seeking qualified contractors to execute a comprehensive acid‑mine‑drainage (AML) reclamation project in Mahaska County. The work includes site preparation, extensive earthmoving, installation of drainage and pipe systems, placement of erosion control materials, wetland restoration, and final seeding of pasture and wetland fringe. Bidders must submit a sealed bid by the August 11, 2026 deadline and comply with Davis‑Bacon prevailing‑wage and Buy‑America requirements. • Scope covers mobilization, clearing, excavation (≈87,400 CY), muck removal, pipe installation, rip‑rap, macadam stone, wetland under‑cut, mulching, fencing, and seeding of roughly 24 acres. • Estimated contract value $450,000‑$570,000; a 10 % bid bond and a performance bond equal to the award are required. • Mandatory pre‑bid conference on August 3, 2026 (attendance encouraged but not required); questions due by August 6, 2026.