Description
The Midland County Road Commission is seeking a vendor to design, fabricate, and deliver a 15‑ft 4‑in span by 6‑ft 5‑in rise aluminum box culvert for installation over the Atwater Drain on Coleman Road in Jasper Township, MI. The contract is a single‑item, per‑foot purchase (64 ft total) with delivery coordinated for mid‑September 2026. The scope includes design load rating, shop‑drawing submittal, material certification to MDOT 2020 specifications, and full delivery to the project site.
• Design & load‑rating per LRFD‑HL‑93 (modified) with Michigan‑licensed PE sign‑off.
• Fabrication per AWS D1.2 welding qualifications, using ASTM B746/B864 aluminum and A325 fasteners.
• Delivery of the culvert, headwalls, hardware, joint sealants, and ancillary items; installation to be coordinated with the County Road Commission.
• Vendor must provide at least two Michigan‑licensed professional engineers and evidence of prior aluminum culvert installations in Michigan.
• All work must comply with MDOT 2020 Standard Specifications, including traffic‑control, environmental protection, and insurance requirements.
Attached files
Contact
Jonathan Myers(Managing Director)
(989) 687-9060