MASH Test 3-11 Evaluation of TxDOT W-Beam Guardrail With 7 1/2-Inch Diameter Round Wood Posts in Concrete Mow Strip
Author(s):
S.M. Moran, R.P. Bligh, W.L. Menges, G.E. Schroeder, D.L. Kuhn
Publication Date:
October 2020
Abstract:
The purpose of the testing reported herein was to assess the performance of the Texas Department of Transportation (TxDOT) W-beam guardrail with 7 1/2-inch diameter round wood posts in concrete mow strip according to the safety-performance evaluation guidelines included in the American Association of Safety Highway and Transportation Officials Manual for Assessing Safety Hardware (MASH) for Test Level Three (TL-3) longitudinal barriers. The crash test performed was in accordance with MASH Test 3-11, which involves a 2270P vehicle impacting the TxDOT W-beam guardrail with 7 1/2-inch diameter round wood posts in concrete mow strip at a target impact speed and impact angle of 62 mi/h and 25 degrees, respectively.
The TxDOT W-beam guardrail with 7 1/2-inch diameter round wood posts in concrete mow strip performed acceptably for MASH Test 3-11.
Report Number:
0-6968-R2
Electronic Link(s):
Document/Product
http://tti.tamu.edu/documents/0-6968-R2.pdf
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