MASH TL-3 Evaluation of Redesigned Barrier Gap Rail

Report Number(s): 610461

Description: The test installation consisted of two 30-ft long slope reinforced concrete median barriers, with an 8 ft gap between them. This gap was spanned with 6 rectangular HSS 8x4x3/8 steel rube rails, three each on the traffic and field sides, which where attached to steep plate assemblies at each end. These steel plate assemblies were secured to the opposing faces of the barriers and constructed so that the exterior faces of the rails were flush with the faces of the barriers. The center and lower two pair of tubes were further reinforces with braces at their center points. These braces were fabricated of steel plates and rectangular tubes.

Test Level: 3

MASH Test Number: 3-11, 3-10

Proprietary/Non-proprietary: Non-proprietary

Pass/Fail: Pass

Evaluation: Full-Scale Crash Testing

Sponsor: Roadside Safety Pooled Fund