Flagger training and certification requirements

From State of California Department of Transportation Standard Specifications:

“12-4.02C(9)(a)(iv) Quality Assurance

Flaggers must be at least 18 years of age and maintain a valid government issued identification and must
possess proof of certification during flagging operations.

Flaggers that are part of a traffic control system must be certified by an authorized flagger training
provider. The authorized flagger training provider list is available at the Department’s Division of
Construction website.”

See Authorized List for Certified Flaggers Training