Statewide Surveys |
Operations and Maintenance |
Fixed Anti-Icing/Deicing Systems | Year* |
Number of deployed systems | 2004 | |
Number of systems with specific road classifications | 2004 | |
Number of systems deployed at specific locations | 2004 | |
Manual Activation of Fixed Anti-Icing/Deicing Systems | 2004 | |
Automatic Activation of Fixed Anti-Icing/Deicing Systems | 2004 | |
Criteria for Activation of Fixed Anti-Icing/Deicing Systems | 2004 | |
Components included in the systems | 2004 | |
Location of spray nozzles | 2004 | |
Environmental sensor stations (ESS) collecting air temperature, relative humidity, barometric pressure, precipitation type, precipitaton rate, wind speed, wind direction, visibility distance and cloud cover/solar radiation | 2004 | |
Environmental sensor stations (ESS) collecting pavement information (temperature, freeze point temperature, condition [dry, wet, snow-covered, flooded], snow depth/accumulation, friction coefficient, and chemical concentration) | 2004 | |
Services used to warn motorists of system activation | 2004 | |
Observed or quantified benefits of the system | 2004 | |
Other systems/agencies with which the system communicates information (e.g., status, activation) | 2004 | |
Avalanche/Slide Management Systems | Year* |
Number of deployed systems | 2004 | |
Number of systems with specific road classifications | 2004 | |
Key reasons for deploying these systems | 2004 | |
Information collected by these systems | 2004 | |
Technologies used to communicate with vehicles | 2004 | |
Methods used to limit access to avalanche/slide area | 2004 | |
Other systems/agencies with which the system communicates information (e.g., status, activation) | 2004 | |
Maintenance Fleet Management Systems | Year* |
Types of fleets monitored by the system | 2004 | |
System capabilites and functionality | 2004 | |
Types of vehicle status data monitored | 2004 | |
Types of mobile environmental sensor data monitored | 2004 | |
Types of messages sent to drivers using in-vehicle display devices | 2004 | |
Communication technologies used by the system | 2004 | |
Observed or quantified benefits of the system | 2004 | |
Specific improvement areas for productivity in winter weather | 2004 | |
Work Zone Management Systems | Year* |
Road classification where these systems are deployed | 2004 | |
Type of traffic management center that manages traffic for work zones | 2004 | |
Deployment types | 2004 | |
Technologies deployed at work zones | 2004 | |
Reasons for deployment | 2004 | |
Technologies used to communicate with vehicles | 2004 | |
Other systems/agencies that receive data on work zone status | 2004 | 2006 |
Technologies used to inform travelers about work zones | | 2006 |
Deployment of ITS technologies, either as stand-alone implementations or to supplement existing systems, to support temporary traffic management at workzones | | 2006 |
Deployment of temporary Incident Management Systems to facilitate the safe clearance of incidents that occur near work zones | | 2006 |
Deployment of ITs technologies (e.g., lane control signs, portable DMS, dynamic lane merge systems, or other applications) to notify travelers of lane configuration changes approaching work zones | | 2006 |
Use of variable speed limits within workzones | | 2006 |
Use of automated enforcement systems to enforce speed limits at work zones | | 2006 |
Deployment of automated intrusion detection and warning system to alert highway workers and drivers when vehicles or construction equipment enter sensitive sections of the work area within work zones | | 2006 |
Use of ITS technologies to manage traffic along detour routes during full road closures to facilitate rapid and safe reconstruction projects | | 2006 |
Asset Management | Year* |
Use of ITS technologies (e.g., fleet tracking applications such as AVL and CAD systems, as well as handheld computers supporting data entry and reporting from the field) to manage maintenance vehicles | | 2006 |
Use of sensors or automated data collection systems (e.g., weigh-in-motion, traffic volumes, pavement condition, bridge condition, etc.) to monitor the condition of highway infrastructure | | 2006 |
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