Specifications

AASHTO Specification Template

• Standard Format for Test Methods and Guides [2023]

Draft Construction Guide Specifications

• Construction Guide for 406 Emulsified Chip Seal [2020-09-02] (V-2)
• Construction Guide for 407 Hot Applied Chip Seal [2020-09-04] (V-3)
• Construction Guide for 408 Micro Surfacing [2020-09-02] (V-6)
• Construction Guide for 410 Emulsified Asphalt Fog Seal [2020-09-04] (V-2)

Construction Guide Highlights

• Chip Seal Construction Guide Highlights (V1.1)
• Fog Seal Construction Guide Highlights (V1.1)
• Micro Surfacing Construction Guide Highlights (V1.1)

Draft Design Specifications

• Design for Chip Seals [2016-05-17] (V-1 Final)
• Design for FDR [2018-07-25]
• Design for Fog Seal [2016-11-04] (V-1 Final)
• Design for Micro Surfacing [2016-07-11] (V-1 Final)
• Design for Sand Seal [2017-11-14] (V-1 Final)
• Design for Sand Seal [2017-12-19] (V-2 Final)
• Design for Scrub Seal [2017-06-02] (V-1 Final)
• Design for Slurry Seal [2016-11-13] (V-1 Final)
• Design for Tack Coats [2016-11-04] (V-1 Final)
• Design for UTBWC [2019-06-04] (V-4.0 Final)

Draft Materials Specifications

• Materials for Chip Seals [2016-07-11] (V-1 Final)
• Materials for Emulsified Asphalt Scrub Seal [2020-04-23] (V-2 Final)
• Materials for FDR [2018-07-25] (V-1 Final)
• Materials for Fog Seal [2016-11-04] (V-1 Final)
• Materials for Micro Surfacing [2016-07-10] (V-1 Final)
• Materials for Sand Seal [2017-11-09] (V-1 Final)
• Materials for Scrub Seal [2017-11-09] (V-1 Final)
• Materials for Slurry Seal [2016-11-04] (V-1 Final)
• Materials for Tack Coats [2016-11-03] (V-1 Final)
• Materials for UTBW Course [2019-06-04] (V-1 Final)

Draft Quality Assurance Guides

• QA Guide for Chip Seals [2020-08-27] (V.2 Final)
• QA Guide for Slurry Systems [2020-08-27] (V.2 Final)

Asphalt Emulsion Revisions

• M140-16 Standard Specification for Emulsified Asphalt
• M208-16 Standard Specification for Cationic Emulsified Asphalt
• M316-16 Standard Specification for Polymer-Modified Emulsified Asphalt

AASHTO Approved Design & Materials Provisional Standards

1. Chip Seal
2. Micro Surfacing
3. Slurry Seal
4. Fog Seal
5. Cold In-place Recycling
6. Tack Coat
7. Scrub Seal
8. Sand Seal
9. UTBW Course

In Development

10. Foam Asphalt Stabilization
11. Cold Mixes

(a) Virgin
(b) Recycled

12. Bio-based Rejuvenators
13. Petroleum Rejuvenators