12-inch King MASH16 Composite Block on 31″ MGS


The test installation consisted of 162.5 ft of 12-gauge W-beam guardrail sections supported by 6-ft long W6×8.5steel posts, with aTxDOT Downstream AnchorTerminal (DAT)on each end, for a total length of 181.25 ft. The top of the W-beam guardrail was located 31 inches above grade, and the posts were spaced at 75 inches. The rails were held off the posts in the length of need with 12-inch King MASH16 composite blockouts and secured with 14-inch guardrail bolts and nuts.

Test Level: 3

Eligibility Letter: B-353

MASH Test Number: 3-10, 3-11

Proprietary/Non-proprietary: Proprietary

Pass/Fail: Pass

Evaluation: Full-Scale Crash Testing

Sponsor: Valtir, LLC formerly Trinity Highway Products

Test Article Description

Height: 31"

Rail Type: W-Beam

Rail Thickness: 12-Gauge

Post Type: W6 x 8.5

Material: Steel

Post Total Length: 162.5 ft"

Post Spacing: 6' 3"

Blockout Type: Composite

Aesthetic: No

Special Configuration: Composite blockout