Data WIM
Data WIM systems provide 24-hour traffic information at key locations on California State Highways.
Data: The information collected includes:- Axle weights and gross weight
- Axle spacing
- Vehicle Classification
- Speed
- Overall length
- Pavement studies
- Highway monitoring and capacity studies
- Accident rate calculations
- Load factor calculations for structures
Technical Overview
This overview of data WIM systems includes topics such as manufacturers, specifications, system capabilities, automation, and portability.
Map of WIM locations in California
Currently there are 110 data WIM collection sites in operation across California. Several of these sites are under construction, and further expansion of WIM systems are planned for the coming years
Weigh-In-Motion (WIM)
- WIM Homepage
- Data WIM:
- Weigh Station:
- Weigh Station Bypass
(PrePassĀ® and Drivewyze) - Bypass Sites Map (PDF)
- Bypass Systems List
- Weigh Station Bypass
- Related Links: