Develop Nondestructive Rapid Pavement Quality Assurance/Quality Control Evaluation Test Methods and Supporting Technology [Project Title from Title Page]

US Transportation Collection2021PDFManualLytton, RobertDevadas, ArvindSaha, SajibDeng, YongLuo, XueTexas A&M Transportation InstituteTexas. Dept. of Transportation. Research and Technology Implementation OfficeUnited States. Department of Transportation. Federal Highway AdministrationTexas A&M Transportation InstituteUnited StatesBase course (Pavements)Flexible pavementsGround penetrating radarMechanical propertiesQuality controlTest procedures0-6874-P10-6874The scope of this research is to use commercially available ground penetrating radar (GPR) system and apply the developed methodologies to estimate the modulus of a base layer or estimate pavement layer composition values, including water content or asphalt content, density, percent air or porosity in the asphalt, concrete, base, and subgrade layers using micro-mechanics models.126