Metal Culvert Pipe

2026-11-03

Technical Requirements – Annular Riveted Corrugated Metal Culvert Pipe – Option 1 – Culvert pipe shall have a protective zinc coating conforming to AASHTO M - 36 & M - 218 . Option 2 – Culvert pipe shall have a protective aluminized coating conforming to ASTMAA 929 and ASHTO M - 36 & M274 . Band Requirements – All coated annular bands shall include nuts and bolts . Riveted clamp assemblies using 2 ” x 2 ” x 3 / 16 ” galvanized angles shall be required on all bands . WELDED CLAMP ASSEMBLIES SHALL NOT BE PERMITTED . Band widths shall be a minimum of 24 ”, but a 48 ” band may be requested . Band widths for 60 ” to 144 ” pipe shall be 48 ”. At least one bolt per band shall be long enough to draw the band tight enough to allow standard bolts to be utilized . Compliance Requirements – All pipe shall be in compliance with the Missouri Standard Specifications for Highway Construction 2024 or current edition , annular riveted . CMP must meet gauge requirements as per Boone County specifications as noted on the bid response . Length Requirements - All pipe purchases will be in 24 feet lengths unless ordered otherwise . Poly coated pipe will be ordered in 30 ’ length and galvanized pipe will be ordered in 24 ’ length . Lifting Lugs – Lifting lugs must be bolted to pipe using 3 ½ ” x 3 ½ ” x ¼ ” angle x 12 ” long with 3 ” x 3 ” x ½ ” backing plate . Lugs will not be installed on pipes unless requested .

Missouri

2026-04-29