Development of a 4.75mm (No. 4) NMS Mixture
项目名称: Development of a 4.75mm (No. 4) NMS Mixture
摘要: The objective of this research is to develop mix designs criteria for 4.75mm NMAS mixtures in high and low traffic volume roads. Criteria targeted in the research will be gradation controls, volumetric property requirements (air voids, VMA, VFA, and dust-to-binder ratio) and mechanical tests. The mechanical tests include the Loaded Wheel Track (LWT) test, Semi-Circular Bend (SCB) test, Dynamic Modulus, and friction testing. Local aggregates and asphalt cements will be evaluated to determine the most economical mix. The primary aggregate types that will be examined are gravel and limestone because of their prevalence in Louisiana. Asphalt binder grades tested will follow Louisiana Standard Specifications which include, PG 64-22, PG 76-22, and PG 82-22crm.
状态: Active
资金: 140674
资助组织: Federal Highway Administration
管理组织: Louisiana Transportation Research Center
项目负责人: Cooper III, Samuel B
执行机构: Louisiana Transportation Research Center
主要研究人员: Mata, David
开始时间: 20170614
预计完成日期: 20190613
实际结束时间: 0
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