Specifications include, but are not limited to: Section 1: Materials, Design, and Quality Control of Marshall Mixes a.Materials. Materials for Asphalt Concrete Binder Course shall meet the requirements of Section 406 of the AHTD Standard Specifications Edition of 1996. Materials for Asphalt Concrete Surface Course shall meet the requirements of Section 407 of the AHTD Standard Specifications Edition of 1996, modified as follows:All surface course mixes shall contain no more than 60% limestone aggregate in the course mineral aggregate fraction. b.Design and Quality Control Requirements Design and quality control of Marshall Mixes shall be as specified in Section 404 of the AHTD Standard Specifications Edition of 1996.c. Materials and Equipment for Asphalt Concrete Plant Mix Courses Materials and equipment for asphalt concrete plant mix courses shall meet the requirements of Section 409 of the AHTD Standard Specifications Edition of 2003. Section 2: Materials, Design, and Quality Control of Superpave Mixesa.Materials. Materials for Asphalt Concrete Binder Course shall meet the requirements of Section 406 of the AHTD Standard Specifications Edition of 2003. Materials for Asphalt Concrete Surface Course shall meet the requirements of Section 407 of the AHTD Standard Specifications Edition of 2003, modified as follows:Al l surface course mixes shall fully comply with Section 409 of the AHTD Standard Specifications Edition 2003, including the requirement for no more than 60% limestone aggregate.b.Design and Quality Control Requirements. Design and quality control of Superpave mixes shall be as specified in Section 404 of the AHTD Standard Specifications Edition of 2003.c. Materials and Equipment for Asphalt Concrete Plant Mix Courses. Materials and equipment for asphalt concrete plant mix courses shall meet the requirements of Section 409 of the AHTD Standard Specifications Edition of 2003, except for the requirements of Section 409.04(b) is at the contractor’s option. If a material transfer device is used, the requirements of Section 409.04(b) shall apply. Section 3: Recycled Materials in Asphalt Pavementa.General. Recycled materials as detailed in the following sections will be allowed in all asphalt mixes provided to the City of Fayetteville. Percentages of recycled materials shall be as specified for each type of material, with the additional requirement that total recycled materials shall be such that a minimum virgin binder content of 65% for surface mixes and 60% for binder mixes shall be provided.b.Recycled Asphalt Pavement. When recycled asphalt pavement is included in City of Fayetteville asphalt mixes, all requirements of Section 416 of the AHTD Standard Specifications Edition of 2003 shall be met.c.Recycled Asphalt Shingles. Recycled shingles (RAS) shall be post manufactured (manufacturers scrap) and post-consumer (tear offs). Post-c onsumer tear offs shall only come from residential applications. After processing, 100% must pass the ½” sieve. Sand may be added to RAS stockpiles to keep the processed material workable. Use a maximum of 4% sand by weight of RAS. Perform a sieve analysis on processed RAS material prior to extraction of the asphalt. The maximum amount of RAS by total weight of the mix shall be no greater than 5%.
