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

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) Longitudinal Bar No. Longitudinal Trans. .252" 0.505" Diameter As-Received Stress-Relieved As Rec'd. Tens. Tens. Comp. Tens. Comp. Tens. 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 Eyebar Shanks (Bars 330 and 33)," U. S. Steel Results, July 28, 1969