Approximate Modal Analysis of Multistory One-Bay Frames

by Alan A. Chapman, Special Asst. to District Engr. for Arizona-Nevada, U.S. Army Engrg. District, Los Angeles, CA,
Gary C. Hart, (M.ASCE), Asst. Prof.; Engrg., Mech. and Struct. Dept., School of Engrg. and Appl. Sci., Univ. of California, Los Angeles, CA,

Serial Information: Journal of the Structural Division, 1972, Vol. 98, Issue 9, Pg. 2137-2141

Document Type: Journal Paper


Presented herein is a comparison between several structural modeling techniques for estimating the lateral natural frequencies of vibration for multistory one-bay frames. The study is subdivided in two phases: the analytical models including lateral floor translation, rigid joint rotation, and axial deformation.

Subject Headings: Modal analysis | Mid-rise buildings | Frames | Structural models | Comparative studies | Natural frequency | Vibration | Floors

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