This paper presents a method of demolishing the footing of overpass bridge pier by means of blasting under conditions of hard rock and narrow excavation space with a view of giving reference for same kind demolition.

• 本文介绍了坚硬岩石小爆破截面条件立交桥桥脚桩基孔的爆破方法,可为同类施工提供借鉴。