文章來源：中(zhong)(zhong)國中(zhong)(zhong)煤能(neng)源集(ji)團公司 發布時(shi)間：2013-11-28
近日，中煤(mei)集(ji)團所屬五建公司施工(gong)(gong)(gong)的山西潞安(an)礦業集(ji)團古城(cheng)煤(mei)礦主斜(xie)井(jing)凍(dong)(dong)(dong)結(jie)工(gong)(gong)(gong)程順利完工(gong)(gong)(gong)。該礦井(jing)設計年生(sheng)產(chan)能力1000萬噸/年，凍(dong)(dong)(dong)結(jie)段(duan)斜(xie)長(chang)503.91米，為(wei)國內已施工(gong)(gong)(gong)最(zui)長(chang)斜(xie)井(jing)凍(dong)(dong)(dong)結(jie)工(gong)(gong)(gong)程。該處根據(ju)古城(cheng)煤(mei)礦主斜(xie)井(jing)井(jing)筒穿(chuan)過地層特點，本著“安(an)全(quan)(quan)第一、優(you)質(zhi)高效、少挖(wa)凍(dong)(dong)(dong)土(tu)”的原(yuan)則，采用了分(fen)(fen)段(duan)打鉆(zhan)、分(fen)(fen)段(duan)凍(dong)(dong)(dong)結(jie)工(gong)(gong)(gong)藝，建立(li)2個凍(dong)(dong)(dong)結(jie)站(zhan)，分(fen)(fen)成8段(duan)凍(dong)(dong)(dong)結(jie)，連續、快(kuai)速、優(you)質(zhi)完成凍(dong)(dong)(dong)結(jie)段(duan)施工(gong)(gong)(gong)，實現(xian)了施工(gong)(gong)(gong)全(quan)(quan)程安(an)全(quan)(quan)生(sheng)產(chan)無(wu)事故。