Description
The City of Flint seeks a contractor to perform concrete‑deck modifications and install gas‑tight manways for two anaerobic decant tanks at its Water Pollution Control Facility. The scope includes cast‑in‑place, steel‑reinforced, chemical‑resistant concrete decking, stainless‑steel 36‑in. manways with gaskets, aluminum floor doors, adhesive anchoring, and provision of 10‑in. concrete cores. Bidders must attend a mandatory pre‑bid meeting, submit questions by Jan 29, and deliver a complete bid by Feb 9, 2026. The contract requires a 12‑month warranty, 120‑day bid validity, and completion within 30 business days after notice to proceed.
• Cast‑in‑place, steel‑reinforced concrete deck with 4500 psi strength and chemical‑resistant admixture.
• Four 36‑in. stainless‑steel gas‑tight manways with gaskets and hardware.
• Provision of 10‑in. concrete cores and adhesive‑anchor installations.
• Mandatory pre‑bid meeting, strict submission deadlines, and extensive insurance/bonding requirements.