This SAE Standard sets forth the procedures to be used in measuring sound levels and determining the time weighted sound level at the operator's station(s) of specified off-road self-propelled work machines. This document applies to the following work machines which have operator stations as specified in SAE J1116: Crawler Loader; Grader; Log Skidder; Wheel Loader; Crawler Tractor with Dozer; Pipelayer; Dumper; Wheel Tractor with Dozer; Trencher; Tractor Scraper; Backhoe; Sweeper; Roller/Compactor; Hydraulic Excavator; Pad Foot Wheel Compactor with Dozer; Excavator and Wheel Feller-Buncher