A toothed arch in stone masonry is characterized by its jagged or serrated edges, where the stones protrude or recess in a pattern that resembles teeth. This design not only adds visual interest but also provides structural stability by distributing weight more evenly across the arch. Toothed arches can be found in various architectural styles and are often used in bridges and building facades. The technique showcases the craftsmanship of stone masons and enhances the aesthetic appeal of the structure.
The key stone is the stone placed at the apex of the arch, and prevents the two sides of the arch falling in and collapsing.
the key stone is the stone that is at the top of an arch. It is this stone that absorbs the majority of the forces stabilizing the arch formed
Hankins Stone Arch Bridge was created in 1905.
Lalino Stone Arch Bridge was created in 1870.
Tusten Stone Arch Bridge was created in 1896.
Pithole Stone Arch Bridge was created in 1899.
Stone Arch Bridge - Minneapolis - was created in 1883.
Newport Stone Arch Bridge was created in 1853.
Stone and clay was used and packed to form the arch of Augustus. Their were two.
Key-stone.
Compression
Woodward Road Stone Arch Bridge was created in 1887.