Gregory’s Guardian 5 (G5) is the only all-steel MASH TL-5 longitudinal barrier capable of redirecting a fully loaded 80,000-lb vehicle. This safer and more economical alternative...
The West Virginia Turnpike, an 88-mile four-lane toll road including stretches of I-77 and I-64, is a winding and elevated highway through mountainous terrain. There are 116 bridges...
The Road Zipper System is a moveable barrier that creates additional work-zone space for construction crews, while mitigating congestion by providing more lanes in the peak traffic...