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According to the administration, changeable message signs are an effective tool in providing drivers with real-time traffic information on pending hazards on the road ahead. In most cases, said the ...

The Federal Highway Administration (FHWA) has issued a memorandum providing guidance on “off-premise changeable message signs” adjacent to routes The Federal Highway Administration (FHWA) has issued a ...

on changeable message signs in the state in April of that year. Other messages, such as "DRIVE HAMMERED, GET NAILED" and "OH SAY CAN YOU SEE, WHEN YOU'RE LOOKING AT YOUR PHONE," were lifted from ...