Minnesota Department of Transportation (MnDOT) · 2025 Standard Specifications for Construction
Section 3621 — Concrete Masonry Units
Minnesota 2025 Standard Specifications for Construction, Section 3621. Full text, cross-references and related pay items on BuildSpec.
3621 CONCRETE MASONRY UNITS 3621.1 SCOPE Provide solid, precast, segmental concrete masonry units to construct catch basins and manholes. 3621.2 REQUIREMENTS Provide concrete masonry units in accordance with 3616.2, “Sewer Brick (Concrete), Requirements,” modified to provide units with dimensions as shown on the Plans and with wall thicknesses of 8 inches ±3/8 inch. 3621.3 SAMPLING AND TESTING ...................................................................................................... 3616
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