2019 MASH 2-Tube Bridge Rail Transition

Report Number(s): NA

Description: It is comprised of a 154-ft long section of reinforced concrete bridge deck that incorporated two steel rails, a 12½-ft long section of two nested thrie beams attached to the bridge rails with a thrie beam terminal connector and unique guardrail connector, a standard symmetrical 75 in long thrie-beam-to-W-beam transition rail section, 25 ft of W beam guardrail, and a standard 9 ft-4½ in long TxDOT DAT terminal at the end.

Test Level: 3

Eligibility Letter: B-350

System Type: Thrie beams to Bridge Rail

MASH Test Number: 3-20, 3-21

Proprietary/Non-proprietary: Non-proprietary

Pass/Fail: Pass

Evaluation: Full-Scale Crash Testing

Sponsor: State of Alaska Department of Transportation and Public Facilities

Test Article Description

Transition Type: Thrie beam to W beam

Nested: Yes

Rubrail: No

Rubrail Nested: No

Height: 34.75"

Top Rail Blockout Depth: Vari"

Curb Present: Yes