This report summarizes the improved data base and analysis tools developed as part of Study 1108 for analyzing the travel impacts of freeway maintenance and reconstruction activities. The data base … [Read more...] about Traffic Pattern Assessment and Road User Delay Costs Resulting from Roadway Construction Options
Texas Transportation Institute
User’s Manual for QUEWZ-92
QUEWZ-92 is a microcomputer analysis tool for planning and scheduling use in freeway work zone lane closures. It analyzes traffic conditions on a freeway segment with and without a lane closure in … [Read more...] about User’s Manual for QUEWZ-92
Development of a Limited-Slip Portable Concrete Barrier Connection
A new limited-slip portable concrete barrier (PCB) connection is presented in this report which allows a PCB to be attached to a concrete bridge deck or pavement. The performace of the new … [Read more...] about Development of a Limited-Slip Portable Concrete Barrier Connection
Natural Diversion at Temporary Work Zone Lane Closures on Urban Freeways in Texas
The report documents the results of eleven field studies at temporary work zone lane closures on urban freeways in Texas. Study results indicated a large amount of natural diversion occurred at those … [Read more...] about Natural Diversion at Temporary Work Zone Lane Closures on Urban Freeways in Texas
Updated Short-Term Freeway Work Zone Lane Closure Capacity Values
This report reviews previous studies of work zone capacity, summarizes the analysis of new capacity data collected as part of Study 1108, and presents recommendations for estimating the capacity of … [Read more...] about Updated Short-Term Freeway Work Zone Lane Closure Capacity Values
Testing and Evaluation of Work Zone Traffic Control Devices (May 1 to August 31, 1991)
The Texas Department of Transportation (TxDOT) is currently using or considering to use various plastic traffic control devices in work zones. Of special interest are chevron signs, vertical panels, … [Read more...] about Testing and Evaluation of Work Zone Traffic Control Devices (May 1 to August 31, 1991)