Pilot Study of a Portable, High Speed Weigh-in-Motion System (NCP 5C3A1222). Executive Summary, May 1986-August 1988

摘要

The report describes the objectives, scope and findings of the pilot study of a high speed, portable Weigh-In-Motion System. The main components of the portable WIM equipment consists of a Weighpad, a Weighman, a Retriever and a set of traffic loops. Field installation of the system requires the cooperation of a local Department of Highways unit to provide traffic control. Then, the system can be installed with an experienced crew in about 2 hours along the interstate. The system was installed in the vicinity of truck weigh stations along interstate highways. The WIM system was found to be accurate to within 20% of static gross wighht, 90% of the time.