Vehicle barrier raises or lowers on demand
In upright position, LightFoot can stop a 15,000-lb. vehicle traveling at 30 mph, a 60,000-lb. truck traveling at 15 mph or a 5,400-lb. pickup at 50 mph. Can be raised by authorized individual within 2 seconds. When lowered for vehicle passage, barrier lies flush with road surface. Consists of a galvanized-steel shell with energy-absorbing bands. Requires excavation depth of about 12 ins. Needs no permanent above-ground side supports. Can be repaired easily if struck by vehicle. Available in custom widths to span multiple traffic lanes. Select from more than 250 colors or a digital imaging finish that simulates building materials. PRO Barrier Engineering LLC, Hummelstown, Pa.