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Machine driving of wooden and steel highway guardrail posts under adverse conditionsAuthor(s): Charles J. Gatchell; Edwin L. Lucas; Edwin L. Lucas
Source: Res. Pap. NE-212. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 19 p.
Publication Series: Research Paper (RP)
Station: Northeastern Research Station
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DescriptionIn an exploratory study, we drove 32 wooden posts and 26 steel posts into a rock-filled base that was topped with limestone gravel and shale. We found that, though both post materials perform well, wood is superior to steel in resisting damage below the groundline.
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CitationGatchell, Charles J.; Lucas, Edwin L. 1971. Machine driving of wooden and steel highway guardrail posts under adverse conditions. Res. Pap. NE-212. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 19 p.
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