The primary objective of this evaluation was to assess the long-term effectiveness of speed monitoring displays (SMDs) in long-term work zones on rural interstate highways. To achieve this goal, three … [Read more...] about Speed Advisory System
Changeable Message Signs
Innovative Traffic Control Devices for Improving Safety at Rural Short-Term Maintenance Work Zones
The Texas Department of Transportation (TxDOT) and the Federal Highway Administration (FHWA) sponsored a Texas Transportation Institute (TTI) research project to determine if innovative traffic … [Read more...] about Innovative Traffic Control Devices for Improving Safety at Rural Short-Term Maintenance Work Zones