Keystone
The central stone at the summit of an arch, locking the whole arch together, often larger or more decorative than other stones.
A keystone is the central, wedge-shaped stone at the apex of an arch, providing stability and load transfer, often used in masonry construction. It is crucial for optimizing structural performance, enhancing load distribution, and supporting architectural expression. By providing a reliable and effective spanning solution, keystones support efficient construction, improve aesthetic appeal, and contribute to successful project delivery by ensuring that arches are well-designed, aligned with design specifications, and capable of meeting performance criteria and client expectations.
Used in a sentence
The keystone was carefully set to complete the stone archway.
Synonyms/variation
Arch Stone
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