Glossary of Terms
IBTTA’s transportation Glossary of Terms is an ever-changing list of terms used within the transportation and tolling industry. The Glossary was updated in August, 2018. If you have suggestions for future additions, please contact us.
Title |
Description |
|---|---|
| Back Office |
Database system that enables registration and maintenance of customer accounts; facilitates funds transfer between participating Authorities. See also Customer Service Center (CSC). |
| Bandwidth |
The amount of data that can be passed along a communications channel in a given period of time. |
| Barrier System |
A toll system, parking facility, etc. wherein the customer must come to a partial or full stop at a barrier until the payment has been processed. |
| Beacon |
Also known as Road-Side Unit and RSU. The roadside infrastructure component of an ETC system; a receiver or transceiver that identifies the On-Board Unit in the vehicle, and identifies the account, permitting an electronic toll transaction to occur. |