Attachment 19 - Specifications - Asphalt Base and Fill.pdf
PDF 215 KB Posted
- Attached to
- Repair Runway Depression Federal contract opportunity
- Solicitation number
- FA301022R0028
About this file
This document contains specifications for a federal contract opportunity to repair a runway depression at Keesler Air Force Base. The proposed construction cost is between $1,000,000 and $5,000,000. This is a 100% set-aside for Historically Underutilized Business Zone small businesses. Hot mix asphalt materials are specified for the binder and wearing courses. Crushed limestone, sandstone, or granite meeting the provided gradation requirements must be used for the base material. Class B9-6 select fill as defined in the MDOT Standard Specifications is also required. An organized site visit will take place on August 9, 2022 at 10:00am CST. The solicitation number is FA301022R0028 and the opportunity is issued by the Department of the Air Force Air Education and Training Command. Funds are not presently available and no award will be made until funding is secured, although the Government reserves the right to cancel the solicitation. Attention is directed to proposal preparation instructions and evaluation criteria.
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Text version
SPECIFICATIONS
Asphalt, Base, and Fill
MAHG 21‐1143 REPAIR RUNWAY DEPRESSION
a. Hot Mix Asphalt (HMA) – Binder Course to be HMA, 12.5 mm Max Gradation, ST-Type Compactive Effort. Wearing Course to be HMA, 9.5 mm Max Gradation, ST-Type Compactive Effort.
b. Base Material – The aggregate for the base material shall be crushed limestone, sandstone, or granite. The aggregate shall conform to the gradation set out below. The bottom of the aggregate layer shall have at least one layer of geotextile fabric below it.
Sieve Size % Passing by
Weight
1.5" 100
1" 95 ‐ 100
0.5" 60 ‐ 82
No. 4 35 ‐ 55
No. 8 5 ‐ 25
No. 16 3 ‐ 11
No. 50 2 ‐ 7
c. Select Fill – Select Fill used for this project will be Borrow Excavation, Class B9-6 as described in MDOT Standard Specifications, 2017. The Contractor must submit data sheet as shown in MSS.
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