1A structure built to support the lateral pressure of an arch or span, e.g., at the ends of a bridge.
- It has been inserted into the stone abutment of a railway bridge which, long demolished, once spanned the river Serein.
- Various foundation types have been adopted to support the bridge piers and abutments.
- Richard Robidoux, the project manager for E. D. Swett, Inc., said a hundred piles were driven to a depth of between 120 and 160 feet for the bridge abutments.
1.2A point at which something abuts against something else.
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