MnDOT_Specs_for_Rip_Rap.pdf
PDF 143 KB Posted
- Solicitation number
- 2000016234
- Issued by
- Goodhue County, Minnesota
About this file
The document provided is the MnDOT standard riprap gradations, which outlines the specifications for different classes of riprap materials used in Minnesota Department of Transportation (MnDOT) projects. The document includes a table that specifies the weight, size, and approximate percent of total weight for smaller particles within each riprap class, ranging from Class I to Class V. The riprap classes differ in terms of the maximum particle size, with Class I having the largest particles up to 30 inches (750 mm) and Class V having the smallest particles up to 9 inches (225 mm).
The document serves as a reference for MnDOT's standard requirements for riprap materials used in construction projects, such as erosion control and bank stabilization. It does not include any information about a specific contract opportunity, response dates, award dates, or contract terms.
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| ATTACHMENTS_A_to_D.pdf | ||
| RFB_Lanesboro_Project.pdf.crdownload | CRDOWNLOAD file | |
| Sample_Contract_Lanesboro_Project.pdf.crdownload | CRDOWNLOAD file | |
| How_to_Bid_Instructions.pdf | ||
| Rip_Rap_Delivery_Instructions_-_Maps.pdf | ||
| Vendor_Registration_Instructions.pdf | ||
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Text version
MnDOT standard riprap gradations Link to this table
Weight Size Approximate Percent of Total Weight Smaller than Given Weight lb kg in mm
Riprap Class
I II III IV V
2,000 900 30 750 - - - - 100
1,000 450 24 600 - - - 100 -
650 300 21 525 - - - - 75
400 180 18 450 - - 100 - -
250 113 15 375 - - - 75 50
120 55 12 300 - 100 75 50 -
50 22 9 225 - 75 50 - -
15 7 6 150 100 50 - - 10
File details come from the government source that posted it. Updated .