James E. Bryden

• A procedure for assessing and planning nighttime highway construction and maintenance
• Guidelines for design and operation of nighttime traffic control for highway maintenance and construction
• Crash tests of work zone traffic control devices
• Development of an economic model to compare median barrier costs
• Development of proposed height standards and tolerances for light-post traffic barriers
• Evaluation of a culvert-end safety grate
• Evaluation of long-life pavement markings
• Grooved stripes for plow-resistant wet-night lane delineation
• Methods for removal of pavement markings
• Pavement-marking materials
• Performance of a thrie-beam steel-post bridge-rail system
• Performance of preformed pavement marking tapes