Road Narrows Left with Single File Traffic Supplementary Provision 750mm Q-Sign 517 car-parks-and-retail specific warning of where the

specific warning of where the works begin

Diversions where access traffic must still pass

Where traffic moves fast

Skipper A4 Sign Holder

Road Narrows Left with Single File Traffic Supplementary Provision 750mm Q-Sign 517 car-parks-and-retail specific warning of where theRoad Narrows Left with Single File Traffic Q Sign 517 750mm Plastic Road Sign A folding plastic road sign combining the triangular "Road Narrows Left" warning (diagram 517) with a "Single file traffic" supplementary plate fixed below it, so drivers get the hazard and the instruction in one unit. Both sit on a Melba Swintex Q Sign A frame in fully recycled polypropylene, free standing on its built in retractable stand, and conform to BS 8442: 2015,