Dynamic Testing and Evaluation of Culvert-Mounted, Strong-Post MGS to TL-3 Guidelines of MASH 2016

Report Number(s): TRP-03-383-20-R1

Description: The test installation consisted of 182.3 ft of MGS supported by steel posts with a top mounting rail height of 31 in. The system was constructed using 41 posts. Post nos. 3 through 12 and 27 through 39 were galvanized ASTM A992 steel W6x8.5 sections measuring 72 in long. Post nos. 13 through 26 were ASTM A992 steel W6x9 sections measuring 40½ in long.

Test Level: 3

MASH Test Number: 3-10, 3-11

Proprietary/Non-proprietary: Non-proprietary

Pass/Fail: Pass

Evaluation: Full-Scale Crash Testing

Sponsor: Wisconsin Department of Transportation

Test Article Description

Height: 31"

Rail Type: W-Beam

Rail Thickness: 12-Gauge

Post Type: W6x8.5 & W6x9 & BCT

Material: Steel

Post Spacing: 37.5 in

Blockout Type: Wood

Aesthetic: No

Special Configuration: Culvert