rocker bearing

rocker bearing

[′räk·ər ‚ber·iŋ]
(civil engineering)
A bridge support that is free to rotate but cannot move horizontally.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The study provides previously nonexistent information about the complex response of the aged bridge excited by passing-by vehicles and the correlation with the aged steel rocker bearing friction.