MASH TEST 3-11 EVALUATION OF MODIFIED TXDOT ROUND WOOD POST GUARDRAIL SYSTEM
Report Number(s): FHWA/TX-18/0-6968-R4
The test installation consisted of round wood posts, 8-inch deep wooden block-outs, and 12-gauge W-beam guardrail. The posts were embedded 36 inches in soil and spaced at 75 inches on center. A TxDOT Downstream Anchor Terminal was installed on each end for a total installation length of 181.25 ft. The top edge of the W-beam was 31 inches above grade. The W-beam splices were located midway between the posts.
Test Level: 3
MASH Test Number: 3-11
Evaluation: Testing + Engineering Analysis
Sponsor: Texas Department of Transportation
Test Article Description
Rail Type: W-Beam
Rail Thickness: 12-Gauge
Post Type: Round Wood Post
Post Spacing: 6' 3"
Blockout Type: Wood
Blockout Depth: 36"
Special Configuration: None