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Services
 Traffic Research & Analysis, Inc. (TRA) has been providing on-call and project-specific data collection services to various cities and county governments in the states of Arizona, Colorado, and California.
Data collection capabilities include the following:
NEW! Non-Intrusive Radar
- Vehicle Speed Counts
- Vehicle Classification Counts
- Vehicle Volume Counts
- Turning Movement Counts
- GIS Mapping of Count Locations
- GPS Data Collection
- Origin/Destination Surveys
- Road and Signage Inventory
- Vehicle Occupancy Counts
- Pedestrian Surveys
- Delay Studies
- Saturation Flow Studies
- Video Taping
- Travel Time Studies
- Queuing Studies
- Intersection & Lane Configuration Diagrams
- ATR Maintenance
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