Confessions of a Recovering Engineer. Charles L. Marohn, Jr.

a transportation investment is a road or a street is a policy decision requiring no technical expertise. That decision must be made by elected officials, individuals who are accountable to the citizens of a community. It should not be made by technical professionals.

      More information on streets, roads, and stroads is available at www.confessions.engineer.

Notes

      1 1. https://www.mutcd.fhwa/dot.gov/htm/2009/part1a.htm

      2 2. Nordhoff, Larry S. (2005). Motor Vehicle Collision Injuries: Biomechanics, Diagnosis, and Management (Burlington, MA: Jones & Bartlett Learning), page 53.

      3 3. Tefft, B.C. (2011). Impact Speed and a Pedestrian's Risk of Severe Injury or Death (Washington, D.C.: AAA Foundation for Traffic Safety).

      4 4. https://gis.massdot.state.ma.us/topcrashlocations/