SW PA Regional ITS Architecture - Interface: City of Pittsburgh Traffic Management Center (CityTMC) - Western Region Traffic Management Center (PennDOT)

Interface: City of Pittsburgh Traffic Management Center (CityTMC) - Western Region Traffic Management Center (PennDOT)

City of Pittsburgh Traffic Management Center (CityTMC) to Western Region Traffic Management Center (PennDOT) Interface Diagram

Information Flow Definitions

current infrastructure restrictions (Existing) Selected Comm Solution

Restrictions levied on transportation asset usage based on infrastructure design, surveys, tests, or analyses. This includes standard facility design height, width, and weight restrictions, special restrictions such as spring weight restrictions, and temporary facility restrictions that are imposed during maintenance and construction.

device control request (Existing) Selected Comm Solution

Request for device control action

device data (Existing) Selected Comm Solution

Data from detectors, environmental sensor stations, roadside equipment, and traffic control devices, including device inventory information.

device status (Existing) Selected Comm Solution

Status information from devices

road network conditions (Existing) Selected Comm Solution

Current and forecasted traffic information, road and weather conditions, and other road network status. Either raw data, processed data, or some combination of both may be provided by this flow. Information on diversions and alternate routes, closures, and special traffic restrictions (lane/shoulder use, weight restrictions, width restrictions, HOV requirements) in effect is included.