Planning is a central mission for state and metropolitan transportation agencies.
Traditional long-term planning focuses on anticipating and preparing for growing and shifting transportation demand patterns. These changes are driven by regional and national economic and population trends.
Shorter-term planning is about ensuring mobility and safety during service disruptions. These events can include construction, major scheduled events like music festivals, traffic incidents such as crashes and hazardous material spills, emergency evacuations, and events like the I-95 bridge collapse in Philadelphia.
U.S. cities often face similar challenges when routine wear and tear or natural disasters damage roads and bridges. Lee Han, a professor of civil and environmental engineering, explains how planners, transit agencies and city governments manage traffic disruptions. Read the full article at The Conversation.
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Cindi King (865-974-0937, firstname.lastname@example.org)