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You can also call 1-800-427-7623 for current highway conditions.
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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 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