Tests conducted by the New York State Department of Transportation to determine the performance of various types of traffic barriers for construction zones are described. A 30.5-cm (12-in) timber curb … [Read more...] about Crash Tests of Construction-Zone Traffic Barriers
Parts of Roads
Tort Liability: Special Problems Encountered by Highway Agencies and Contractors in Designing Work Zone Layouts
The principles of tort liability apply generally, whether the case is one of design, maintenance, or construction. All case principles are, therefore, applicable and lessons may be learned from … [Read more...] about Tort Liability: Special Problems Encountered by Highway Agencies and Contractors in Designing Work Zone Layouts
Protective Barriers Save Lives
Questions and answers about protective barriers. … [Read more...] about Protective Barriers Save Lives
Development of a Low Profile Work Zone Barrier Using Impact Finite Element Simulation
A new low profile portable concrete barrier system developed for use in roadside work zone environments is presented. It is shown that by making extensive use of nonlinear dynamic finite element … [Read more...] about Development of a Low Profile Work Zone Barrier Using Impact Finite Element Simulation
Development of Maintenance-Free Highway Safety Appurtenances
This report describes a series of laboratory tests of high molecular weight/high density polyethylene (HMW HDPE) tubes for suitability in use as highway safety appurtenances, and concludes that they … [Read more...] about Development of Maintenance-Free Highway Safety Appurtenances
Compliance Testing of an End Treatment for the Low-Profile Concrete Barrier
Full-scale crash testing was completed in this project to assure that a previously developed low-profile end treatment complies with test level 2 criteria for terminals and redirective crash cushions … [Read more...] about Compliance Testing of an End Treatment for the Low-Profile Concrete Barrier