modern minimalist reflective green pedestrian warning sign crucial safety guidance for soft shoulder roads temporary

minimalist outline reflective pedestrian warning safety awareness guidance slow temporary management construction triangular roadworks trafficmanagement diversionroute roadhazard roadsafety warningtriangle cautionzone roadconditional roadrepair roadclosure trafficflow roadsurface trafficsignal roadcondition roadalert roadmessage trafficalert roadnotices trafficsign soft shoulder road maintenance traffic alert condition caution curve