Category: Maintenance
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Improving a Stone Arch Bridge’s Serviceability by Strengthening: Part 2
Here are several ways to strengthen a stone arch bridge, ranging from distributing loads over the arch to relieving the bridge from load altogether.
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Improving a Stone Arch Bridge’s Serviceability by Strengthening: Part 1
To determine how to strengthen a stone arch bridge, it helps to understand how it behaves when overloaded in order to understand the forces at play.
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Mortarless Bridge Maintenance: Part 2
Mortarless stone arch bridges need extra care to ensure they are not overwhelmed by foliage and that friction between stones remains high.
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Mortarless Bridge Maintenance: Part 1
A key concern when maintaining a mortarless stone arch bridges is how stones can be worked loose by vibration. There are ways to prevent this.
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Care of Stone Arch Bridges With Insufficient Waterway
Stone arch bridges with very insufficient waterway often need a little more care and maintenance than a larger bridge to remain useful.
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Scour Aprons: Simple and Effective Protection for Stone Bridges
Scour aprons remain the most effective way to prevent undermining of a bridge structure by hindering the water from directly eroding the foundations.
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Widening a Stone Arch Bridge
While many historic stone arch bridges are too narrow by modern traffic standards, there are several viable ways to non-destructively widen them.
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Waterline Deterioration: The Achilles Heel of Limestone Bridges
The weakest point of a stone arch bridge of limestone is the waterline masonry, for it is prone to disintegrating in water.
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Wing Walls: Importance and Repair
Wingwalls can be important to a stone arch bridge’s structural integrity. While easily damaged, numerous ways to repair or replace them exist.
Stone Arch Bridges 