Single- and dual-face w-beam Gregory Mini Spacer (GMS) Guardrail Systems

Report Number(s): NA

Description: The GMS system consists of 12-gauge steel W-beam panels mounted directly onto standard, unmodified 6-foot long W6 x 8.5 steel posts with no offset blocks or backup plates, spaced at 6 feet 3 inches and with a top-of-rail height of either 31 inches or 27 5/8 inches.

Test Level: 3

Eligibility Letter: B150A

MASH Test Number: 2-11, 3-11

Proprietary/Non-proprietary: Proprietary

Pass/Fail: Pass

Evaluation: Full-Scale Crash Testing

Sponsor: Gregory Highway Products