Specifications include, but are not limited to: The County of Marin seeks responses from firms for asphalt and road building materials, including but not limited to hot mix asphalt, rock, minerals, and aggregate. This solicitation outlines the requirements for various asphalt products and materials used in road construction and maintenance, including specifications for asphalt concrete, liquid asphalt, asphalt cutback, aggregate base, fine aggregate, and recycled materials. It also details the disposal procedures for asphalt and concrete waste, specifying acceptable materials and compliance standards. The products must meet CalTrans specifications and be available for review. The goal is to ensure quality, durability, and compliance with environmental, federal, state, and local regulations.