Provisional standard AASHTO TP 99 has been adopted as a full standard test method, AASHTO T 390.
AASHTO TP 99-18
Original price was: $243.00.$121.00Current price is: $121.00.
Standard Method of Test for Determining the Influence of Road Surfaces on Traffic Noise Using the Continuous-Flow Traffic Time-Integrated Method (CTIM)
American Association of State Highway and Transportation Officials , 2018