The effect method of reinforce and maintenance the stone arch bridge is to build liner around the arch bridge down area. That combines the old arch round and the new reinforced concrete together.

This paper introduces a practical case of demolishing two reinforced concrete single-curvature arch Bridges by using controlled blasting.

In this thesis, based on the Liuzhou Jinglan Bridges demolition project, demolition method and construction monitoring of a reinforced concrete multiple arch bri.