When a roads gets repaired or built construction workers bring a lot of necessary equipment at the site. They need to be careful and make sure that everything around them is safe. Thats why they wear a bright light reflecting jackets, paint their machinery in bright colors and, to be seen by cars they setup a a bright red STOP road sign and mark up the area of construction with a bright orange traffic cones. A Neon cursor with a Road Sign Stop and Traffic Cone!
