Stock photography, photos: 30mph bend road sign with arrow Stock photos of 30 miles per hour yellow warning road sign with drooping arrow in Arizona, USA Photograph: © Damian Davies Click for a larger image and more information Keywords associated with this stock photo: bend, drooping, u, turn, reverse, 30, MPH, miles, per, hour, speed, warning, yellow, USA, Arizona, blue, sky, graphic, traffic, road, caution, motor, traffic, sign,