论文部分内容阅读
近来在容器型结构物拆除和结构物切割爆破中,我们采用单根或几根导爆索组成的线型装药、药孔充水和孔口炮泥填塞的爆破方法,收到了施工方便、经济、安全的爆破效果。现将几个爆破实例介绍如下。一、电梯井爆破 1.工程概况色织一厂新建楼房的电梯井,因施工中水泥标号用错需拆除重建。此电梯井内口尺寸2860×3360mm,外尺寸3340×3840mm,
Recently, in the removal of container-type structures and the blasting of structures, we have adopted a single or a few detonating cord composition of linear charge, filling the hole and the hole blasting mud blasting method, received the construction convenience, Economic, safe blasting effect. Now a few blasting examples are described below. First, the elevator shaft blasting 1. Project Overview Yarn-dyed a new elevator shaft construction of the building, due to the construction of cement with the wrong demolition to be rebuilt. This elevator shaft mouth size 2860 × 3360mm, the outer size of 3340 × 3840mm,