Minnesota Department of Transportation (MnDOT) · 2025 Standard Specifications for Construction
Section 3601 — Riprap Material
Minnesota 2025 Standard Specifications for Construction, Section 3601. Full text, cross-references and related pay items on BuildSpec.
3601 RIPRAP MATERIAL 3601.1 SCOPE Provide stone and filter Layer Material for use in random or hand-placed riprap, gabion, and revet mattress construction. 3601.2 REQUIREMENTS A Random Riprap A.1 Sizing Requirements Meet the requirements of Table 3601.2-1. Table 3601.2-1 Random Riprap Gradation Requirements Class Median Particle Diameter (inch) Minimum and Maximum Allowable Particle Size (inches) D15 D50 D85 D100 Min Max Min Max Min Max Min Max I 3 1 3 2 4 3 5 4 6 II 6 3 6 5 8 7 11 9 12 III 9 6 8 8 11 11 15 15 18 IV 12 8 10 10 14 15 19 21 24 V 15 9 12 12 17 19 23 27 30 A.2 Quality…
The rest of Section 3601 — Riprap Material is for members
You're reading the opening of Section 3601 — Riprap Material. Members see the complete text, every cross-reference and the tools on this page — free for 14 days, no card required.
- Complete section text with subsections and tables
- Search across every state DOT standard specification
- Prior editions and related products
- Ask Copilot about this section, with citations