Montana Department of Transportation (MDT) · 2020 Standard Specifications for Road & Bridge Construction
Section 613 — Riprap and
Montana 2020 Standard Specifications for Road & Bridge Construction, Section 613. Full text, cross-references and related pay items on BuildSpec.
SECTION 613 RIPRAP AND SLOPE PROTECTION 613.01 DESCRIPTION This work is the construction of protective rock, stones, gravel, or concrete coverings as specified. Riprap is rock protection and is a cover of stone or fragmented rock, with or without grout, placed along embankment slopes, stream banks, culvert inlets and outlets, foundations, bridge berms, dikes, and other specified locations. Ancillary Armor is rock protection used in low-risk applications such as culvert outlet protection or lined ditches. Concrete slope protection is a cover of hydraulic cement concrete placed on slopes at…
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