MASH Full-Scale Testing of Single-Post, U-Channel Sign Supports

Report Number(s): TRP-03-440-20

Description: The test installation consisted of three separate U-channel sign supports, made of A499 steel with a powder-coated finish. System A was a single post embedded in the ground without any splices, while Systems B and C were comprised of an upper post support attached to an embedded ground stub foundation with a lap splice.

Test Level: 3

MASH Test Number: 3-61

Proprietary/Non-proprietary: Non-proprietary

Pass/Fail: Pass

Evaluation: Testing + Engineering Analysis

Sponsor: Midwest Roadside Safety Facility

Test Article Description

Mounting Height: 48"

Base Type: Frangible/Yielding

Number of Legs: 1

Support Type: U-channel support

Support Size: NA

Support Material: Steel

Sign Material: Aluminum

Sign Size: 3' x 3'