Crash Testing and Evaluation of the Hawaii Thrie Beam Approach Guardrail Transition: MASH Test Nos. 3-20 and 3-21

Report Number(s): TRP-03-425-20

Description: The modified HDOT AGT test installation was approximately 83 ft long and consisted of a concrete parapet, transition, a thrie beam AGT, MGS, and a guardrail anchorage system. the upstream region of the HDOT thrie beam AGT was modified to include the MGS with a top rail mounting height of 31 in.

Test Level: 3

System Type: W-beam guardrail to a rigid concrete parapet

MASH Test Number: 3-20, 3-21

Proprietary/Non-proprietary: Non-proprietary

Pass/Fail: Pass

Evaluation: Full-Scale Crash Testing

Sponsor: Hawaii Department of Transportation

Test Article Description

Transition Type: Thrie Beam

Nested: Yes

Rubrail: No

Rubrail Nested: No

Height: 31"

Curb Present: Yes