Re “Can traffic cameras curb the notorious Mass. driver? Lawmakers look to allow automated enforcement” (Page A1, Dec. 29): As president of the US subsidiary of Traffipax during the late 1990s, I ...

Why are intersections and interchanges becoming more confusing? This video explores the wild world of traffic engineering, ...

Planner vs. Engineer is a well-known professional rivalry in the infrastructure world. The arguments are sometimes friendly, sometimes hostile, sometimes about important issues, sometimes ...