TRB Special Report 254 - Managing Speed: Review of Current Practices for Setting and Enforcing Speed Limits reviews practices for setting and enforcing speed li

"This informational report describes four primary practices and methodologies (engineering approach, expert systems, optimization, and injury minimization) that

Speeding is the number one road safety problem in a large number of OECD/ECMT countries. It is responsible for around one third of the current, unacceptably hig