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Equipment Package: Roadway Work Zone Traffic Control

Description: This equipment package directs activity in work zones, controlling traffic through portable dynamic message signs (DMS) and informing other groups of activity (e.g., ISP, TM, other maintenance and construction centers) for better coordination management. Work zone speeds and delays are provided to the motorist prior to the work zones
Included In: Caltrans Roadside Equipment
Citrus Heights Roadside Equipment
City of Davis Field Equipment
City of Elk Grove Field Equipment
City of Folsom Field Equipment
City of Rancho Cordova Field Equipment
City of Roseville Roadside Equipment
City of West Sacramento Roadside Equipment
City of Woodland Field Equipment
County Roadside Equipment
Municipal Field Equipment
Sacramento City Roadside Equipment
Sacramento County Roadside Equipment
Yuba City Field Equipment
Processes: 1.2.7.9 - Process Roadway Information Data
1.3.1.3 - Process Traffic Images
User Service Requirements: 1.0 - TRAVEL AND TRAFFIC MANAGEMENT
1.5 - TRAVELER SERVICES INFORMATION
1.5.2 - TSI shall include an Information Access function that allows travelers to access the available information.
1.5.2.5 - Information Access shall provide the capability for travelers to access the TSI information via any of, but not limited to, the following methods:
1.5.2.5(a) - Highway advisory radio.
1.6 - TRAFFIC CONTROL
1.6.3 - TC shall include a Device Control function.
1.6.3.3 - The Device Control function shall provide the capability to exercise control over those devices utilized for traffic control.
1.6.3.3.2 - Device Control shall include the capability to dynamically control traffic signing.
1.6.3.4 - Device Control shall communicate control data to the following devices.
1.6.3.4(c) - Information signs.
1.7 - INCIDENT MANAGEMENT
1.7.1 - Incident Management shall provide an Incident Identification function to identify incidents.
1.7.1.2 - The Incident Identification function shall include the capability to identify existing (both planned and unplanned) incidents.
1.7.1.2.2 - The Incident Identification function shall determine and continuously monitor at least the following characteristics of each existing incident:
1.7.1.2.2(a) - Type (including Terrain Hazards).
5.0 - EMERGENCY MANAGEMENT
5.1 - EMERGENCY NOTIFICATION AND PERSONAL SECURITY
5.1.3 - ENPS shall include a Remote Security and Emergency Monitoring (RSEM) function to create an environment of safety in secure areas.
5.1.3.5 - RSEM shall include a Physical Security System (PSS) function.
5.1.3.5.4 - PSS shall warn travelers of impending security system deployment via local information systems.
5.1.5 - ENPS shall include a Protect Sensitive Traveler Information (PSTI) function to inhibit distribution of traveler information that is deemed to be sensitive.
5.1.5.1 - PSTI shall notify transportation operators and information providers when access to information from ITS surveillance and sensor systems must be restricted.
5.1.5.2 - The PSTI notification shall identify the geographic area, time, specific devices, and/or other information necessary to determine the traveler information that must be protected.
5.1.5.3 - PSTI shall restrict access to traveler information for the affected area until access restrictions are removed.
5.1.5.4 - PSTI shall notify transportation operators and information providers when traveler information access restrictions are removed.
8.0 - MAINTENANCE AND CONSTRUCTION MANAGEMENT
8.1 - MAINTENANCE AND CONSTRUCTION OPERATIONS
8.1.3 - Maintenance and Construction Operations shall provide a Work Zone Management and Safety (WZMS) function, which provides support for the effectiveness, safety, and efficiency of roadway operations during all work zone activities. This function includes interactions among Traffic Managers, Supervisors, Dispatchers, Field Crews, Construction Crews, Public Safety Organizations, Information Service Providers, and Travelers.
8.1.3.1 - WZMS shall monitor, control, and direct activity in the vicinity of work zones.
8.1.3.1.1 - WZMS shall provide information about work zones, including but not limited to:
8.1.3.1.1(a) - Anticipated delays
8.1.3.1.1(b) - Alternate routes
8.1.3.1.1(c) - Suggested speed limit
8.1.3.2 - WZMS shall support the management of data about work zones.
8.1.3.2.4 - WZMS shall provide information on work zone activities to other agencies, including but not limited to:
8.1.3.2.4(e) - Traffic management systems
8.1.3.3 - WZMS shall provide systems that communicate reliable, accurate, and timely traveler information, including but not limited to:
8.1.3.3(a) - Location, including lane closure information
8.1.3.3(b) - Alternate route / detour
8.1.3.3(c) - Work zone speed limit
8.1.3.3(d) - Delay

Last updated: 04-29-05