Fresno County Regional ITS Architecture

TMC Probe Information Collection Functional Area

Description

Collects, assimilates, and disseminates vehicle probe data collected from roadside beacons and centers controlling transit vehicles, emergency vehicles, toll collection points, and route-guided vehicles.

Included In

City of Fresno Traffic Operations Center

Clovis Traffic Operations Center

Caltrans D6/CHP Central Valley TMC

Functional Requirements

ID	Requirement
1	The center shall collect traffic probe data from vehicles via roadside field equipment.
2	The center shall collect road condition data from probe-equipped transit vehicles via transit management centers; the data may be aggregated and preliminarily processed at the sending center.
3	The center shall collect traffic data from traveler information centers based on data from their subscriber vehicles; the data may be aggregated and initial link time calculations performed at the sending center.
4	The center shall collect traffic data from toll administrative centers containing travel times between toll collection points for those vehicles equipped for electronic toll collection; the data may be aggregated and processed at the sending center.
5	The center shall assimilate current and forecast traffic conditions based on collected probe data and distribute to other centers for dissemination to travelers.
6	The center shall collect operational status for the roadside probe data collection equipment.
7	The center shall collect fault data for the roadside probe data collection equipment for repair.