Chattanooga Regional ITS Architecture

Infrastructure Provided Trip Planning Functional Area

Description

Generation of pre-trip and enroute trip plans for travelers (and vehicles) based on current traffic conditions, work zones, weather, and travelers constraints and preferences. Includes end-to-end trips using multiple modes, such as bicycle, transit, etc.

Included In

CARTA Website

Functional Requirements

ID	Requirement
1	The center shall provide the capability to provide specific pre-trip and enroute directions to travelers (and drivers), including costs, arrival times, and transfer points.
2	The center shall include bicycle routes, walkways, skyways, and multi-use trails in the pre-trip and enroute directions it provides to travelers.
3	The center shall support on-line route guidance for travelers using personal devices (such as PDAs).
4	The center shall support on-line route guidance for drivers in vehicles.
5	The center shall support on-line route guidance for specialty vehicles, such as commercial vehicles.
6	The center shall generate route plans based on current and/or predicted conditions of the road network, scheduled maintenance and construction work activities, and work zone activities.
7	The center shall generate route plans based on transit services, including fares, schedules, and requirements for travelers with special needs.
8	The center shall generate route plans based on current asset restrictions, such as height and weight restrictions on tunnels or bridges.
9	The center shall generate route plans based on current or forecasted weather.
10	The center shall generate route plans based on ferry, rail, air, or other multimodal transportation data.
11	The center shall exchange route segment information with other centers outside the area served by the local center.
12	The center shall generate trips based on the use of more than one mode of transport.
13	The center shall use the preferences and constraints specified by the traveler in the trip request to select the most appropriate mode of transport.
14	The center shall provide the capability for the traveler to confirm the proposed trip plan.
15	The center shall log route plans, particularly for special vehicles such as those containing hazardous materials, over-sized vehicles, or motorcades, with a traffic center.
16	The center shall support an interface with a map update provider, or other appropriate data sources, through which updates of digitized map data can be obtained and used to determine vehicle and non-vehicle routes, trip planning, and on-line vehicle guidance.
17	The center shall provide the capability for center personnel to control route calculation parameters.