Exhbit 4_20SP-501V-01 (1) M-19 (1).pdf
PDF 45 KB Posted
- Solicitation number
- RFP - 591 - 230000002506
- Issued by
- Macomb County, Rochester City, Michigan
About this file
This document is a Michigan Department of Transportation (MDOT) Special Provision for the permissive use of Warm-Mix Asphalt (WMA) as a substitute for Superpave Hot-Mix Asphalt (HMA) on various Superpave Mix Types. It outlines the requirements for materials, construction equipment, and placement of the WMA mixture. The provision states that if the contractor elects to use WMA, the original contract pay items and bid prices will not be changed, and the WMA will be provided under those original pay items.
The related state and local contract opportunity is for HMA repairs on PMC-HMA from 31 Mile Road to Boardman Road in Macomb County and the City of Rochester, Michigan. The contract is between MDOT and the local jurisdictions, but the document does not provide details on the scope of work, quantities, bid dates, or contract term.
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Other files
| File | Type | Posted |
|---|---|---|
| Exhibit 2_20SP-501H-01 Guide (1) M-19.pdf | ||
| M19 MOT Typicals_230517 (3).pdf | ||
| professional-services-combined-rfp-solicitation-documents (002)_HMA M-19 (11).docx | DOCX document | |
| Questions and Answers.docx | DOCX document | |
| standard_contract_terms.docx | DOCX document | |
| Exhibit 6_20SP-501E-01 (2) M-19.pdf | ||
| Exhibit 1A_Lane Closure Request Form M-19 (2).pdf | ||
| Exhibit 5_12SP-812CC-01 (2) M-19.pdf | ||
| R044F (3) (1) M-19.pdf | ||
| MOT_HMA M-19_Maint_Project2023_ssg_230517 (3).docx | DOCX document | |
| Exhibit 3_20SP-501S-02 M-19.pdf | ||
| R044F (2) (1) M-19.pdf | ||
| M-19 31 Mile to Boardman Rd (5).png | PNG image |
Show all 13
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Text version
20SP-501V-01
MICHIGAN
DEPARTMENT OF TRANSPORTATION
SPECIAL PROVISION
FOR
WARM-MIX ASPHALT PERMISSIVE USE
CFS:KPK 1 of 1 APPR:CJB:JWB:02-26-20
FHWA APPR:03-03-20
a. Description. This work consists of furnishing a warm-mix asphalt (WMA) mixture using a water-injection foaming device, water foaming additive, or chemical additive for Superpave Mix Types EL, EML, EMH, EH, and SMA in lieu of the standard Superpave hot mix asphalt (HMA) specified if the Contractor elects to do so. Ensure all work is in accordance with the standard specifications and applicable special provisions, except as modified herein. No deviations to acceptance test methods/procedures will be allowed.
b. Materials. Provide materials in accordance with sections 501 and 902 of the Standard Specifications for Construction.
Chemical additives, if used, will be from the Colorado Department of Transportation Approved List of Unrestricted Warm Mix Asphalt (WMA) Technologies.
(www.coloradodot.info/business/apl/asphalt-warm-mix.html)
Base lab testing temperatures for compaction of gyratory samples on the binder suppliers recommended value for the original binder.
c. Construction.
1. Equipment. Provide equipment for the WMA technology being utilized.
2. Placing WMA. The Department will reject loads with a temperature below 250 degrees Fahrenheit (F) when using a water-injection foaming device or water foaming additive, below 225 degrees F when using a chemical additive, or greater than +20 degrees F from the recommended maximum mixing temperature specified by the binder producer at the time of discharge from behind the screed.
d. Measurement and Payment. If the Contractor elects to provide a WMA mixture as a substitute for a HMA Superpave mixture as discussed above, this will be done with the understanding that the pay items in the original contract will not be changed and the WMA will be provided under those original pay items at the bid prices submitted.
http://www.coloradodot.info/business/apl/asphalt-warm-mix.html
File details come from the government source that posted it. Updated .