Interface: MTO COMPASS - Private Road Weather Information and Maintenance Systems
Architecture Flow Definitions
alert notification (Proposed) Applicable ITS Standards
Notification of a major emergency such as a natural or man-made disaster, civil emergency, or child abduction for distribution to the public. The flow identifies the alert originator, the nature of the emergency, the geographic area affected by the emerg
alert status (Proposed) Applicable ITS Standards
Information indicating the current status of the emergency alert including identification of the traveller and driver information systems that are being used to provide the alert.
current asset restrictions (Proposed) Applicable ITS Standards
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 tem
emergency plan coordination (Proposed) Applicable ITS Standards
Information that supports coordination of emergency management plans, continuity of operations plans, emergency response and recovery plans, evacuation plans, and other emergency plans between agencies. This includes general plans that are coordinated pr
environmental conditions data (Existing) Applicable ITS Standards
Current road conditions (e.g., surface temperature, subsurface temperature, moisture, icing, treatment status) and surface weather conditions (e.g., air temperature, wind speed, precipitation, visibility) as measured and reported by fixed and/or mobile en
equipment maintenance status (Proposed) Applicable ITS Standards
Current status of field equipment maintenance actions.
evacuation information (Proposed) Applicable ITS Standards
Evacuation instructions and information including evacuation zones, evacuation times, and reentry times.
field equipment status (Proposed) Applicable ITS Standards
Identification of field equipment requiring repair and known information about the associated faults.
incident information (Proposed) Applicable ITS Standards
Notification of existence of incident and expected severity, location, time and nature of incident. As additional information is gathered and the incident evolves, updated incident information is provided. Incidents include any event that impacts transp
incident response status (Proposed) Applicable ITS Standards
Status of the current incident response including a summary of incident status and its impact on the transportation system, traffic management strategies implemented at the site (e.g., closures, diversions, traffic signal control overrides), and current a
maint and constr resource coordination (Proposed) Applicable ITS Standards
Request for road maintenance and construction resources that can be used in the diversion of traffic (cones, portable signs), clearance of a road hazard, repair of ancillary damage, or any other incident response.
maint and constr resource request (Existing (Partial)) Applicable ITS Standards
Request for road maintenance and construction resources that can be used in the diversion of traffic (cones, portable signs), clearance of a road hazard, repair of ancillary damage, or any other incident response. The request may poll for resource avail
maint and constr resource response (Existing (Partial)) Applicable ITS Standards
Current status of maintenance and construction resources including availability and deployment status. General resource inventory information covering vehicles, equipment, materials, and people and specific resource deployment status may be included.
maint and constr work plans (Proposed) Applicable ITS Standards
Future construction and maintenance work schedules and activities including anticipated closures with anticipated impact to the roadway, alternate routes, anticipated delays, closure times, and durations.
qualified environmental conditions data (Existing) Applicable ITS Standards
Current road conditions (e.g., surface temperature, subsurface temperature, moisture, icing, treatment status) and surface weather conditions (e.g., air temperature, wind speed, precipitation, visibility) that has had quality checks performed on it and ha
road network conditions (Existing (Partial)) Applicable ITS Standards
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 architecture flow. Information on diversions and alternate route
road network status assessment (Proposed) Applicable ITS Standards
Assessment of damage sustained by the road network including location and extent of the damage, estimate of remaining capacity, required closures, alternate routes, necessary restrictions, and time frame for repair and recovery.
road weather information (Proposed) Applicable ITS Standards
Road conditions and weather information that are made available by road maintenance operations to other transportation system operators..
roadway maintenance status (Planned) Applicable ITS Standards
Summary of maintenance fleet operations affecting the road network. This includes the status of winter maintenance (snow plow schedule and current status).
roadway micro forecast (Proposed)
Forecast of weather and roadway conditions at a fine level of resolution (e.g. for individual links in the road network).
security equipment maintenance status (Proposed)
Current status of security surveillance and sensor field equipment maintenance actions.
security field equipment status (Proposed) Applicable ITS Standards
Identification of security sensors and surveillance equipment requiring repair and known information about the associated faults.
threat information (Proposed) Applicable ITS Standards
Threats regarding transportation infrastructure, facilities, or systems detected by a variety of methods (sensors, surveillance, threat analysis of advisories from outside agencies, etc.
transportation information for operations (Proposed) Applicable ITS Standards
Information on the state of transportation system operations including traffic and road conditions, advisories, incidents, transit service information, weather information, parking information, and other related data.
transportation system status (Proposed) Applicable ITS Standards
Current status and condition of transportation infrastructure (e.g., tunnels, bridges, interchanges, TMC offices, maintenance facilities). In case of disaster or major incident, this flow provides an assessment of damage sustained by the surface transpor
transportation weather information (Existing (Partial)) Applicable ITS Standards
Current and forecast road conditions and weather information (e.g., surface condition, flooding, wind advisories, visibility, etc.) associated with the transportation network. This information is of a resolution, timeliness, and accuracy to be useful in
work plan coordination (Proposed) Applicable ITS Standards
Coordination of work plan schedules and activities between maintenance and construction organizations or systems. This information includes the work plan schedules and comments and suggested changes that are exchanged as work plans are coordinated and fi
work plan feedback (Proposed) Applicable ITS Standards
Comments and suggested changes to proposed construction and maintenance work schedules and activities. This information influences work plan schedules so that they minimize impact to other system operations and the overall transportation system.
work zone information (Proposed) Applicable ITS Standards
Summary of maintenance and construction work zone activities affecting the road network including the nature of the maintenance or construction activity, location, impact to the roadway, expected time(s) and duration of impact, anticipated delays, alterna