The pros and cons and design logic behind multi-span stone arch bridges. Multi-span arch bridges are often necessary for spanning wide streams.
The basic process for determining where and how to build a stone arch bridge, with the DIY enthusiast kept specifically in mind.
The Esch’s Spur Bridge (Pudden Bridge) in Cowley County, Kansas, is a unique and famous triple arch stone bridge spanning Grouse Creek near Dexter.
Stone arch bridges, like any other bridge, need to be designed with the properties of the stream they are to span kept in mind to ensure long life.
The thickness of an arch is determined by the arch’s type, span and masonry, with thicker arches generally being both forgiving and stronger.
While the stone for an arch bridge is generally reflective of local geology, different types of stone perform better in different parts of the bridge.
Making the wedge-shaped stones necessary to form an arch can be challenging, often prompting builders to utilize easier ways to “turn” stone arches.
Many cases the name(s) of a historic bridge reflect the bridge’s significance, its history, or local land owners past and present.
Many stone bridges were built with shallow foundations, often with various tricks added past and present to try to improve their stability.
Some background on early stone arch bridges and culverts in Cowley County, Kansas, which is famous for its stone arch bridges.