COMMERCIAL VEHICLE-SPECIFIC ASPECTS OF INTELLIGENT TRANSPORTATION SYSTEMS
William A. Wheeler
John L. Campbell
Rhonda A. Kinghorn
Battelle Human Factors Transportation Center
Commercial vehicles represent a unique portion of Intelligent Transportation System (ITS) consumers. This chapter describes some of the necessary human factors considerations in the design of ITSs that will support this portion of the driving public. These considerations are the result of both physical and operational differences that exist between commercial vehicles and the general driving population. The discussion concentrates on commercial vehicle operations that have the greatest potential impact on ITS design.
Most of us recognize the eighteen-wheeler that seems ever present along the freeway as a commercial vehicle. A closer examination of the term, "commercial vehicle," however, reveals that the distinguishing characteristic of a commercial vehicle is as much a matter of fiscal regulation1 as of vehicle construction. Under an economic, rather than a regulatory definition of____________________