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
Stay updated on what’s happening in construction.
Subscribe to Blueprint, Procore’s free construction newsletter, to get content from industry experts delivered straight to your inbox.
Learn MoreLearn more about Keystone
Refueling the Pipeline: Building MEP Leaders of Tomorrow
For high school students, education in mechanical, electrical and plumbing (MEP) construction and other construction trades can offer the motivating one-two punch of hands-on learning and real-world experience. However, lack of clarity and focus in career education can lead to disengagement. For every student who doesn’t graduate from high school or keep studying a specialized […]
Protecting MEP Systems Against the Effects of Climate Change
In the race to harden structures against extreme weather, mechanical, electrical and plumbing (MEP) systems play an important role. Contractors who anticipate the impact of climate change and offer adaptations protect the investments of project owners while mitigating their own risk and driving efficiencies. In this article, we’ll explore the ways strategic use of technology, […]
Using Construction Benchmarking for Better Project Outcomes
Successful construction teams consistently work toward getting better at what they do — producing better quality projects, reducing waste and delivering work on time and on budget. Construction benchmarking provides baseline metrics that teams can use to measure their own activities against past performance or industry standards, allowing them to identify areas for improvement. Benchmarking […]
Tackling the Top 10 Construction Industry Issues
The construction industry is constantly evolving, bringing both opportunities and challenges. Companies must navigate an array of construction industry issues — from workforce shortages to integrating new technologies into their operations. Successfully managing these challenges isn’t always about avoiding them, but rather about understanding their impact and preparing accordingly. In this article, we’ll examine 10 […]
How can we improve this glossary entry?
By clicking this button, you agree to our Privacy Notice and Terms of Service.