SD DOT Aggregate Spec.docx
DOCX document 23 KB Posted
- Attached to
- Nebraska National Forests- Fall River Road Maintenance Federal contract opportunity
- Solicitation number
- 1240LP21Q0132
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Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| Past Performance Data Sheet.pdf | ||
| 1240LP21Q0132-Fall River Aggregate.pdf | ||
| supplemental spec_FRRD.docx | DOCX document | |
| FRRD_Maps_Drwgs.pdf | ||
| WD 2015-5357.pdf |
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Text version
PART 2.2
AGGREGATES FOR GRANULAR BASES AND SURFACING
GENERAL REQUIREMENTS
The material shall conform to the specifications for the particular material required by the contract. The material shall be sound durable particles of ledge rock, gravel, recycled concrete pavement (RCA) removed from within the project limits, and sand. The material may include limited amounts of fine soil particles, but shall be free of vegetation or organic debris, paper, metal, glass, and other foreign material.
SPECIFIC REQUIREMENTS
Aggregates for granular bases and surfacing shall conform to the requirements of Table 1.
TABLE 1
REQUIREMENT
Subbase
Gravel Cushion
| Aggregate Base Course |
| Limestone Ledge Rock |
Gravel Surfacing
Pit Run Granular Bridge End Backfill
Base Course Gravel Cushion
| Sieve |
| Percent Passing |
6 inch
| 2 inch |
| 100 |
| 1 inch |
| 70-100 |
| 100 |
| 100 |
| 100 |
| 100 |
3/4 inch
| 80-100 |
| 80-100 |
| 80-100 |
| 80-100 |
| 100 |
80-100
1/2 inch
| 68-91 |
| 68-91 |
| 68-90 |
| 68-90 |
68-91
| #4 |
| 30-70 |
| 46-70 |
| 46-70 |
| 42-70 |
| 42-70 |
| 50-78 |
| 0-60 |
| 38-70 |
| #8 |
| 22-62 |
| 34-58 |
| 34-58 |
| 29-53 |
| 29-53 |
| 37-67 |
28-58
| #40 |
| 10-35 |
| 13-35 |
| 13-35 |
| 10-28 |
| 10-28 |
| 13-35 |
10-35
| #200 |
| 0.0-15.0 |
| 3.0-12.0 |
| 3.0-12.0 |
| 3.0-12.0 |
| 3.0-12.0 |
| 4.0-15.0 |
| 0-20.0 |
| 0.0-5.0 |
Other Properties
Liquid Limit (max)
| 25 |
| 25 |
| 25 |
| 25 |
| Plasticity Index |
| 0-6 |
| 0-6 |
| 0-6 |
| 0-3 |
| 0-3 |
| 4-12 |
0-6
| LA Abrasion Loss (maximum) |
| 50 |
| 40 |
| 40 |
| 40 |
| 40 |
| 40 |
Crushed Particles (minimum) +#4 Sieve
30% 1-CF
30% 1-CF
30% 1-CF
30% 1-CF
30% 1-CF
Foot Notes
| *2 |
| *1 *2 |
*3
*1 The fraction passing the #200 sieve shall not be greater than 2/3 of the fraction passing the #40 sieve. In no case shall the upper limit specified for the #200 sieve be exceeded.
*2 Requirements apply to ledge rock other than limestone ledge rock.
*3 Acceptance of pit run will be by visual inspection. The Engineer may require a sieve analysis to verify the material meets the specified gradation. Independent Assurance will not be required.
Adapted from the 2015 South Dakota DOT Standard Specifications for Roads and Bridges, Section 882.
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