南宁机务段洗修库拆除爆破

DEMOLITION BLASTING OF THE WASHING-AND-REPAIRING WORKSHOP OF NANNING LOCOMOTIVE DEPOT

文章介绍了南宁机务段洗修库采用一次性控制定向倒塌的拆除爆破设计及施工情况，着重论述了爆破方案的选择以及爆破高度、孔网参数、单孔装药量、炮眼布置、装药堵塞、起爆网路与起爆顺序、爆破安全距离等的设计，进而对此次爆破效果和体会进行总结和评价。

This paper introduces the design of the directional demolition blasting in one lump and the blasting conditions of the washing-and-repairing workshop of Nanning locomotive depot, it lays emphasis on dealing with the choice of blasting plans and designs of blasting height, network parameters, explosive charge in per hole, blast-holes arrangement, blockage of explosive charge, network and pattern of ignition and blasting security distance etc., then it makes a summary and an evaluation to the effect and the realization of this blasting.