The manner in which safety is improved depends on the type of ramp management
strategy selected. Ramp metering improves safety by breaking up platoons of
vehicles entering the freeway, thereby allowing more orderly and safe interactions
between merging vehicles and freeway mainline vehicles. Ramp closure improves
safety by preventing vehicles from using ramps, where nearby events or activities
pose a safety threat to vehicles. Other strategies improve safety by alerting
motorists of conditions that motorists do not expect, while others reduce conflicts
between through traffic and vehicles that intend to use the ramp. ...
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Equipment Descriptions
Equipment Descriptions
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