System Threats
The evidence is mounting that cable median barrier systems are a safe, cost-effective, maintenance-friendly device to prevent fatalities and across median crashes – but several challenges remain.Explore how our Lead States Team is resolving those issues through experience and analysis.
Below are links to some States information on their own background with Cable Median Barrier
North Carolina Information
Washington Information
Ohio Information
Texas Information
FHWA Information
Other States information
North Carolina Information
General Informaton
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Washington Information
General Informaton
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Ohio Information
General Informaton
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Do get a slight sag on the High Tension system
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Measured Tension after Hits, dropped off very quickly (6,000 lbs initially down to 2,900 lbs)
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What is proper placement on various slopes (front and backside hits)?
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What is difference between 3 cables and 4 cables?
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Test level 3 versus Test level 4 requirements?
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How will update of NCHRP 350 affect products?
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What are the issues with gaps in protection at crossovers?
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Interaction with existing barrier systems
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Grounding for maintenance crews
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Reflectorization
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One known penetration to another lane
- Emergency Response Times
Ø Response times are minimal
Ø Plenty of interchanges, median crossovers and opportunity for access from either side of cable
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Texas Information
General Informaton
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Crossover crashes were showing up in the media constantly
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Districts choose the location of barrier placement based on crash history
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Made decision between concrete or cable barrier based off of Truck data
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Is currently in the process of constructing 738 miles of Cable Median Barrier, 94 projects at $156 million
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Also in the process of constructing 85 miles of Cable Median Barrier and Concrete, projects at $30 million
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FHWA Information
General Informaton
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Other States' Information
General Informaton
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