Median barriers are commonly used in areas that have high average daily traffic or where there is a higher chance of a vehicle intruding into opposing lanes due to curves or other geometric features. Most median barriers are concrete barriers, which are generally expensive to construct. A metal-rail median guardrail has the potential to reduce construction costs. In many urban and high-traffic-volume roadways, a median with soil is not available. This limits the use of existing median guardrail systems since they require metal posts to be embedded in soil.
This report presents the development and crash testing of a surface-mounted median guardrail on concrete. The research team developed several prelimin...
Cable median barriers are widely used across the country to prevent cross-median crashes. Several years ago, the Midwest States Pooled Fund Program co...
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United States Department of Transportation
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