A HIGHWAY CONSTRUCTION PROJECT INCLUDES A BLASTING ZONE. A SIGN READING “TURN OFF TWO-WAY RADIOS” MUST BE POSTED IN SEQUENCE WITH THE BLASTING ZONE AND BLASTING ZONE SIGNS. THESE SIGNS MUST BE PLACED AT LEAST ________ FEET FROM THE BLASTING ZONE.

A HIGHWAY CONSTRUCTION PROJECT INCLUDES A BLASTING ZONE. A SIGN READING “TURN OFF TWO-WAY RADIOS” MUST BE POSTED IN SEQUENCE WITH THE BLASTING ZONE AND BLASTING ZONE SIGNS. THESE SIGNS MUST BE PLACED AT LEAST ________ FEET FROM THE BLASTING ZONE.