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Số hiệu Standard Number AASHTO TP 76:2015 Năm ban hành 2015 Publication date Tình trạng W - Hết hiệu lực Status
Tên tiếng Anh Title in English Standard Method of Test for Measurement of Tire/Pavement Noise Using the On-Board Sound Intensity (OBSI) Method
Thay thế cho Replace AASHTO TP 76:2013
Số trang Page 16 Giá: Price Liên hệ / Contact us
Phạm vi áp dụng Scope of standard This test method describes the procedures for measuring tire/pavement noise using the on-board sound intensity (OBSI) method and the procedures for verification of the measurement system. The test method provides an objective measure of the acoustic power per unit area at points near the tire/pavement interface. The OBSI measurement method described herein permits tire/pavement noise to be measured in isolation of other noise sources allowing the noise performance of pavements to be compared. This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety concerns associated with its use. It is the responsibility of the user of this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.