Maryland Department of Transportation — State Highway Administration (MDOT SHA) · Standard Specifications for Construction and Materials
Section 312 — Riprap Slope and Channel Protection
Maryland Standard Specifications for Construction and Materials, Section 312. Full text, cross-references and related pay items on BuildSpec.
312 — RIPRAP SLOPE AND CHANNEL PROTECTION 2026 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS CATEGORY 300 DRAINAGE SECTION 312 — RIPRAP SLOPE AND CHANNEL PROTECTION 312.01 DESCRIPTION Protect slopes and channels with a covering of geotextile and riprap or an aggregate filter blanket. 312.02 MATERIALS Aggregate Filter Blanket 901.01, CR-6 Riprap 901.02 Geotextile Section 919, Class as specified 312.03 CONSTRUCTION 312.03.01 Excavation. Excavate for riprap and cutoff walls to the specified lines and grades. Ensure that the subgrade is smooth and firm, free from protruding objects that…
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