[FAILED] Increased Span Length for the MGS Long-Span Guardrail System

Report Number(s): TRP-03-339-17

Description: 31" high  MGS long-span guardrail with unsupported spans greater than 25 ft

Test Level: 3

MASH Test Number: 3-11(CIP at post No.11,Passed), 3-11(CIP at 243¾ in. downstream from post No. 13,Failed)

Proprietary/Non-proprietary: Non-proprietary

Pass/Fail: Fail

Evaluation: Testing + Engineering Analysis

Sponsor: Midwest States Pooled Fund Program

Test Article Description

Height: 31"

Rail Type: W-Beam

Rail Thickness: 12-Gauge

Post Type: W6 x 8.5

Material: Steel

Post Total Length: 72"

Post Spacing: 6' 3"

Blockout Type: Wood

Blockout Depth: 12"

Aesthetic: No

Special Configuration: Culvert