Flagger training and certification requirements

From Montana Department of Transportation Standard Specifications for Road and Bridge Construction:
“618.03.14 Flagging Operations
Provide flaggers that are currently certified by the Montana flagger training program, the ATSSA flagger program, or Idaho, Oregon, or Washington state flagger training programs. Flaggers are required to carry proof of flagger certification and present to the Project Manager when requested.

Provide flaggers that are competent and equipped as required in the Department’s Flaggers Handbook furnished by the Department.”