Abstract:

Abstract: Based on the shift of north end slope dumping bridge in Ha'erwusu Open-pit Coal Mine, the article elaborates the shift cycle and procedure of end slope bridge and construction details, which can  alleviate the tense unfavorable situation of open-pit mine expansion period steering dump space, shorten truck transportation distance of stripping bench above coal roof and increase resource recovery ratio and reduce production cost.

摘要：

摘　要：针对哈尔乌素露天煤矿北端帮排土桥的移设展开分析，对端帮桥的移设周期和程序以及施工细节进行了阐述，能够缓解露天矿扩能转向期内排土场空间紧张的不利局面，缩短煤层顶板上覆剥离台阶的卡车运距，同时可以提高资源回收率并降低生产成本。