Minnesota Department of Transportation (MnDOT) · 2025 Standard Specifications for Construction
Section 3622 — Sectional Concrete Manhole and Catch Basin Units
Minnesota 2025 Standard Specifications for Construction, Section 3622. Full text, cross-references and related pay items on BuildSpec.
3622 SECTIONAL CONCRETE MANHOLE AND CATCH BASIN UNITS 3622.1 SCOPE Provide precast, reinforced concrete manhole/catch basin units consisting of riser sections and appurtenances such as grade rings, base slabs, tops, and special sections to construct sewer or water works. 3622.2 REQUIREMENTS Provide reinforced concrete manhole/catch basin units meeting the requirements of AASHTO M 199 Standard Specification for Precast Reinforced Concrete Manhole Sections , 3236, “Reinforced Concrete Pipe,” manufactured in plants meeting the requirements of 3240, “Precast Concrete Manufacturing,” and the…
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