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Knowledge / Wood / Structural engineering / Lumber / Timber industry / Forest Products Laboratory / Covered bridge / Grade / Bridge / Education / Forestry / Academia


Species Identification and Field-Grading of Woods in Covered Bridges To extend the service life of historic covered bridges in the United States, methods for accurately estimating the strength and safety of the structure
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Document Date: 2010-06-25 16:06:00

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File Size: 1,23 MB

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Country

United States / /

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Facility

Red Bridge / /

IndustryTerm

end product / /

Organization

David E. Kretschmann U.S. Forest Service / U.S. Department of Agriculture Forest ServicH / Information Alex C. Wiedenhoeft U.S. Forest Service / /

Person

James Wacker / David E. Kretschmann / Alex C. Wiedenhoeft / /

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Position

practicing engineer / engineer / /

ProvinceOrState

Pennsylvania / Union County / /

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