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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Longitudinal Barriers and Bridge Rails

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Safety Eligibility Letter B-131A

Safety Eligibility Letter B-131A

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PDF [553 KB]

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U.S. Department of Transportation
Federal Highway Administration

1200 New Jersey Ave. S.E.
Washington, D.C. 20590