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Collapse of U.S. 35 Highway Bridge, Point Pleasant, West Virginia, December 15, 1967 (HAR-71/01)

National Transportation Safety Board · 1970-12-16 · 202 pages · text by OCR, confidence 99%

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- B34 - APPENDIX B U. S. STEEL LABORATORY DATA Pt. Pleasant Bridge U. S. Steel Results August 8, 1969 --- SUMMARY OF TENSION AND COMPRESSION YIELD STRENGTHS* *(Bars 330 and 33)* Bar No. Longitudinal Trans. .252" 0.505" Diameter As-Received Stress-Relieved As Rec'd. Bar No. Tens. Tens. Comp. Tens. Comp. Tens. 0.2% Offset Yield Strength, ksi 330 77.0 81.0 84.7 81.0 85.2 82.0 33 78.0 78.6 85.5 80.9 85.5 83.0 Static Yield Strength, ksi 330 75.1 78.8 82.9 79.2 82.0 80.0 33 76.2 76.7 84.4 78.8 83.3 81.3 *Refer to "Tension and Compression Tests in Eyebars Shanks (Bars 330 and 33)," U. S. Steel Results, July 28, 1969 --- 7188 * U. S. GOVERNMENT PRINTING OFFICE: 1971 O - 415-380

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Document, cited by the archive. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model (mean confidence 99%); expect the odd misread word. 202 pages are in the text index: search them above, or from the library's search.