Marshall Mix Design and Quality Control of Asphalt Mixtures. Design and Quality Control shall comply with Section 404 of the AHTD Standard Specifications for Highway Construction, Edition of 1996. Materials. (a) Binder Course. Materials shall meet the requirements of Section 406 of the AHTD Standard Specifications for Highway Construction, Edition of 1996. (b) Surface Course. Materials shall meet the requirements of Section 407 of the AHTD Standards Specifications for Highways Construction, Edition of 1996. Note: All surface course mixes shall contain no more than 60% limestone aggregate in the course mineral aggregate fraction. Materials and Equipment for Asphalt Concrete Plant Mix Courses. Materials and equipment for asphalt mix courses shall meet the requirements of Section 409 of the AHTD Standard Specifications for Highway Construction, 2014 Edition. Superpave Mix Design and Quality control of Asphalt Mixtures. Design and quality control shall comply with Section 404 of the AHTD Standard Specifications for Highway Construction, 2014 Edition. Materials. (a) Binder Course. Materials shall meet the requirements of Section 406 of the AHTD Standard Specifications for Highway Construction, 2014 Edition. (b) Surface Course. Materials shall meet the requirements of Section 407 of the AHTD Standard Specifications for Highway Construction, 2014 Edition. Note: All surface course mixes shall contain no more than 60% limestone aggregate in the course mineral aggregate fraction.
