Historic Zion Mt. Carmel Highway traffic and large vehicles increase: Zion National Park seeks solutions

ST. GEORGE — In the early 1900s, when the scenic Zion Mt. Carmel Highway and tunnel were created, vehicles were light and moved slowly.  Today, engineering and traffic studies regarding road use show a massive increase in both total usage and the weight of large vehicles, which can exceed legal requirements and present public safety concerns. […]