Specifications include, but are not limited to: Mix Design An asphaltic material mix design shall be submitted to the County for each type of material and the location from which it will be produced. The mix design shall be current and designed in accordance with WisDOT Standard Specifications for Highway and Structure Construction Section 460. The design shall have been performed by an approved testing laboratory. The mix designs must be included with the bid and is subject to approval. Calumet County will only be accepting the mix designs that were listed above. 4 The mix designs shall indicate the optimum asphalt content, aggregate blend percentages, and the job mix formula aggregate gradation and shall meet the following criteria. The mix design job mix formula shall meet the requirements of Section 460 of the WisDOT Specifications. Recovered asphalt materials shall conform to section 460 of the WisDOT specifications.