The second phase of the state of Kansas’s stone arch bridge era was marked by a slow but steady trend to concrete until the WPA days.
Wingwalls can be important to a stone arch bridge’s structural integrity. While easily damaged, numerous ways to repair or replace them exist.
There are several way to prevent scour, which is the worst enemy of stone arch bridges with shallow foundations as is common.
While a distorted arch in a stone bridge is not always a problem, it often points to an underlying serious trouble elsewhere within the structure.
The length of time a stone arch bridge lasts is directly related the workmanship and foundations, with various treatments extending the bridge’s life.
Many stone bridges were built with shallow foundations, often with various tricks added past and present to try to improve their stability.