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Data WIM systems provide 24-hour traffic information at key locations on California State Highways.
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 106 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
CTWIM Suite Download
CTWIM aids in the calibration, acceptance, and operational validation of real-time WIM data collection facilities.