Assessment of Emerging Opportunities for Real-Time, Multimodal Decision Support Systems in Transportation Operations

Provider X

Provider Y

Provider Z

Provider A

Provider B

Provider C

Provider Q

Provider R

Provider S

Vehicle Location Data Interface

Scenario #2: T-DISP with Multiple Providers

Transit Mode

(DR, Flex, or Deviated)

Transit Mode

(Fixed Route – Bus, BRT, Rail)

Private Mode

(Taxi, Shuttle, Volunteer)

Control Center

Rider

Traffic Management Center

2: Send ODT Request

4iii: Trip sent to rider

1: Real time Traffic data

3: Trip received

4: Trip analyzed

6: Downstream trips rerouted

5: Trip sent to private mode

1: Location data

5iii: Trip sent to vehicle

4ii: Trip sent to vehicle

Messaging Interface

LEGEND

Mode

Center

communications

Rider

Center

Interface


	Scenario #2: Overall System Diagram with multiple providers operating in a multimodal environment; if a trip can’t be made on public transportation, it is sent to private mode; Different providers may use a different CAD/AVL system. Assumptions: CAD/AVL and on-board equipment; interface necessary for location data and messaging to vehicles.