Do to how weight is loaded onto the arch of a stone arch bridge, long individual spans present an intriguing and difficult challenge.
Walter Sharp, the famous stone arch bridge builder of Cowley County, Kansas, had a secret to building stone arches quickly and inexpensively.
Building mortarless stonework can be a challenge, but a simple look at how things move and what keeps them in place can bring rewarding results.
Arches are among the most challenging pieces of stonework to build. Fortunately, there are some simple design tricks can simplify their construction.
For multiple span bridges, cutwaters on the piers provide some basic benefits which greatly enhances the structure’s resistance to floods.
The weakest point of an arch are the faces, for these faces are vulnerable to impacts and improper design can lead to the arch being destroyed.
A stone arch under construction requires temporary support until it is completed. This support, called the centering, must be strong and well planned.
Mutli-span stone arch bridges can be modestly challenging to build, but open up several possibilities for increasing waterway, if planned correctly.
The fill material within a stone arch bridge not only provides a roadway for vehicles, but also can strengthen the bridge… or cause trouble.
Segmental arches allow an arch bridge to achieve long spans without excessive rises, but require the ends of the arch to be firmly secured.