Final Northwest Arkansas Regional ITS Architecture
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AHTD Statewide TMC and AHTD District 4 TMC

(E) = Existing Flow
(P) = Planned/Future Flow
(E/P) = Existing and Planned Flow - Flow appears as Existing and Planned

SourceArchitecture FlowsDestination
AHTD Statewide TMC amber alert_ud (P)

emergency traffic control information (P)

traffic information coordination (P)

traffic control coordination (P)

AHTD District 4 TMC
AHTD District 4 TMC amber alert confirmation_ud (P)

transportation system status (P)

threat information (P)

emergency traffic control request (P)

traffic information coordination (P)

traffic control coordination (P)

AHTD Statewide TMC

Last updated: 03-15-07