Yes, they are ideal for roadside use and act as a robust barrier between pedestrian areas and vehicles. Should a vehicle mount the base of the unit, the flared base will deflect the wheels and cause it to safely roll off, protecting pedestrians and drivers without affecting the stability or integrity of the fence.
The high visibility paint makes MASS barriers better suited to roadside use than plain alternatives, and the units do not need to be drilled or fixed into the road.