Physical Object: ITS Roadway Equipment
Roadway Basic Surveillance
Overview
'Roadway Basic Surveillance' monitors traffic conditions using fixed equipment such as loop detectors and CCTV cameras.
This functional object is included in the "ITS Roadway Equipment" physical object.
This functional object is included in the following service packages:
- PT10: Intermittent Bus Lanes
- ST02: Eco-Traffic Signal Timing
- ST03: Eco-Traffic Metering
- ST04: Roadside Lighting
- ST06: HOV/HOT Lane Management
- ST07: Eco-Lanes Management
- ST10: Low Emissions Zone Management
- TM01: Infrastructure-Based Traffic Surveillance
- TM03: Traffic Signal Control
- TM04: Connected Vehicle Traffic Signal System
- TM05: Traffic Metering
- TM12: Dynamic Roadway Warning
- TM16: Reversible Lane Management
- TM19: Roadway Closure Management
- TM20: Variable Speed Limits
- TM21: Speed Harmonization
- TM22: Dynamic Lane Management and Shoulder Use
- TM24: Tunnel Management
- TM25: Wrong Way Vehicle Detection and Warning
- VS08: Queue Warning
- VS15: Infrastructure Enhanced Cooperative Adaptive Cruise Control
- VS16: Automated Vehicle Operations
This functional object is mapped to the following Functional View PSpecs:
- 1.1.1.1: Process Traffic Sensor Data
- 1.1.1.7: Process Road User Protection
- 1.1.2.11: Control Dynamic Lanes
- 1.2.7.16: Process Signal Control Conflict Monitoring
- 1.2.7.2: Monitor Roadside Equipment Operation
- 1.2.7.8: Provide Device Interface to Other Roadway Devices
- 1.3.1.3: Process Traffic Images
- 9.2.3.6: Collect Field Equipment Status for Repair
- 9.3.3.1: Collect Vehicle Speed
Requirements
| # | Requirement |
|---|---|
| 01 | The field element shall collect, process, digitize, and send traffic sensor data (speed, volume, and occupancy) to the center for further analysis and storage, under center control. |
| 02 | The field element shall collect, process, and send traffic images to the center for further analysis and distribution. |
| 03 | The field element shall collect, digitize, and send multimodal crossing and high occupancy vehicle (HOV), and high occupancy toll (HOT) lane sensor data to the center for further analysis and storage. |
| 04 | The field element shall return sensor and CCTV system operational status to the controlling center. |
| 05 | The field element shall return sensor and CCTV system fault data to the controlling center for repair. |
| 06 | The field element shall collect, process, and send traffic images to the center for further wrong way vehicle entries analysis and detection. |
Information Flows
Standards
Currently, there are no standards associated with the functional object itself though the interfaces may have standards associated with them.