Exhibit 4 Aggregate Specification - Grading E (Base).pdf
PDF 111 KB Posted
- Attached to
- Jack Creek Aggregate Crushing Federal contract opportunity
- Solicitation number
- 1267T020Q0030
About this file
This solicitation is for a crushed gravel production and stockpiling contract. The contractor will be required to furnish all labor, equipment, materials and incidentals necessary to produce and stockpile crushed gravel at specified locations within the quantities, qualities and gradations defined in Technical Exhibit 4 of the solicitation. The crushing work will take place at the Jack Creek quarry located on U.S. Forest Service land, and activities must be coordinated with the Forest Service and other pit users. The project location map and quarry site plan are provided in Technical Exhibits 1 and 2. The required quantities will be specified in the Schedule of Items at time of award. The Department of Agriculture Forest Service Rocky Mountain Region is the contracting agency.
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Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| Exhibit 3 Gravel Crushing Task Statement and Quality Standard.pdf | ||
| Exhibit 7 Sample Daily Production Log.pdf | ||
| Exhibit 6 Performance Requirements Summary (PRS).pdf | ||
| Exhibit 2 Pit Site Plan.pdf | ||
| Exhibit 1 Project Location Map.pdf | ||
| 1267T020Q0030.pdf | ||
| Exhibit 8 Past Performance Data Sheet.pdf | ||
| WY WD 2015-5413 Rev 10.pdf |
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Text version
EXHIBIT 4
Aggregate Specification – Grading D (Base)
The material shall consist of stone, gravel, slag or other approved materials crushed to the required size and gradation. A filler of finely crushed stone, sand or other finely divided mineral matter shall be added as needed to meet gradation and plasticity index requirements.
The composite surfacing material shall be free of organic material and other deleterious materials.
The crushed material shall meet the gradation specifications for type D (Base) material found in the
Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects FP-14.
Percentage by mass passing designated Sieve (AASHTO T 27 and T 11)
Sieve Designation Percent Passing
1 inch 100
¾ inch 86-100 (6)
3/8 inch 51-82 (6)
No. 4 36-64 (6)
No. 40 12-26 (4)
No. 200 4.0-7.0 (3)
( ) the value in the parentheses is the allowable deviation (+) from the target values.
Liquid Limit (AASHTO T 89) – 35 max.
Plasticity Index (AASHTO T 90) – 0-13
| Cover |
| SECTION C - Performance Work Statement |
| SECTION J - Technical Exhibits |
| EXHIBIT 1 - Project Location Map |
| EXHIBIT 2 - Pit Site Plan |
| EXHIBIT 3 - Gravel Crushing Task Statement and Quality Standards |
| EXHIBIT 4 - Aggregate Specification, E (Base) |
| EXHIBIT 5 - Quality Assurance Plan (QASP) |
| EXHIBIT 6 - Performance Requirements Summary (PRS) |
| EXHIBIT 7 - Sample Daily Production Log |
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