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The following discusses how the National ITS Architecture provides the transportation service described by this service package. Each numbered item describes the operation of that portion of the service package identified with the corresponding number on the transaction set diagram.
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The Maintenance and Construction Center Personnel can initiate control of the automated roadway treatment system (maint and constr center personnel inputs) and send a control signal to the Roadway Subsystem (roadway treatment system control). They also monitor the status of the system (roadway treatment system status, maint and constr operations information presentation).
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The automated roadway treatment system may contain environmental sensors, or sensors at the Roadway that provides the environmental data (roadway equipment coordination) from Other Roadway to the Roadway Subsystem. In addition, the system could provide driver information to Drivers by including an electronic sign (such as a Dynamic Message Sign) or the system could interface with a separate device that performs this function (roadway equipment coordination).
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