Safety of work zones is a major area of concern since it is not always possible to maintain a level of safety comparable to that of a normal highway not under construction. Proper traffic control is … [Read more...] about Crash Testing and Evaluation of Work Zone Traffic Control Devices
Drums
Lights allowed/required on drums; LED lights allowed
In Michigan, lights are required on drums for night work. LED lights are allowed. … [Read more...] about Lights allowed/required on drums; LED lights allowed