Your 10-Codes of the Day

10-21 = Call on the telephone

10-28 = Identify your station

10-44 = I have a message for you

10-5 = Relay Message

10-91 = Talk closer to the Mike

Your Truck driving Definitions of the Day

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)

Bridge Formula

A bridge protection formula used by federal and state governments to regulate the amount of weight that can be put on each of a vehicle's axles, and how far apart the axles (or groups of axles) must be to legally carry a given weight.

Common Carrier

Freight transportation company which serves the general public. May be regular route service (over designated highways on a regular basis) or irregular route (between various points on an unscheduled basis).

CB (Citizens Band Radio)

Two-way radio for which no license is required by the Federal Communications Commission (FCC). Long beyond its heyday in the '70s, CB is still used by truckers and motorists for everything from traffic condition reports to emergency calls to idle chatter.

Covered wagon

Gravel trailer covered with a tarp