Your 10-Codes of the Day

10-43 = Traffic tied up at .........

10-100 = Need to go to Bathroom

10-65 = Awaiting your next message or assignment

10-3 = Stop Transmitting

10-11 = Talking too Rapidly

Your Truck driving Definitions of the Day

Fifth Wheel

Coupling device attached to a tractor or dolly which supports the front of a semitrailer and locks it to the tractor or dolly. The fifth wheel's center is designed to accept a trailer's kingpin, around which the trailer and tract or or dolly pivot in turns.

BBC

Distance from a truck's front bumper to the back of its cab.

Powertrain (Drivetrain)

All the components, including engine, which transmit the engine's power to the rear wheels: clutch, transmission, driveline and drive axle(s).

Piggyback

Semitrailer built with reinforcements to withstand transport by a railroad flatcar. (see TOFC)

IVHS (Intelligent Vehicle Highway Systems)

Blanket term for a wide array of technologies, including electronic sensors, computer hardware and software and radio communications. The purpose of IVHS is to increase efficiency of use of existing highways, reducing travel time, fuel consumption, air pollution and accidents. There are five functional areas: Advanced Public Transportation Systems (APTS) Advance Traffic Management Systems (ATMS) Advance Traveler Information Systems (ATIS) Advanced Vehicle Control Systems (AVCS) Commercial Vehicle Operations (CVO) A more recently coined term, Intelligent Transportation Systems (ITS), encompasses both IVHS and modes of transportation other than highway, such as rail. (see AVI, AVL, WIM)