文章來源：中(zhong)國中(zhong)煤能(neng)源集團公司(si) 發布(bu)時間：2013-11-28
近(jin)日，中(zhong)煤集團所屬五(wu)建(jian)公(gong)司施工(gong)(gong)(gong)的山西潞安(an)礦業集團古(gu)城(cheng)煤礦主(zhu)斜井(jing)凍(dong)(dong)結(jie)工(gong)(gong)(gong)程順(shun)利完工(gong)(gong)(gong)。該礦井(jing)設計年生產能力1000萬噸/年，凍(dong)(dong)結(jie)段(duan)(duan)斜長503.91米(mi)，為國內已施工(gong)(gong)(gong)最長斜井(jing)凍(dong)(dong)結(jie)工(gong)(gong)(gong)程。該處根據古(gu)城(cheng)煤礦主(zhu)斜井(jing)井(jing)筒(tong)穿過(guo)地層特(te)點，本著(zhu)“安(an)全(quan)第一、優質高效、少挖凍(dong)(dong)土”的原則，采用了分(fen)段(duan)(duan)打鉆、分(fen)段(duan)(duan)凍(dong)(dong)結(jie)工(gong)(gong)(gong)藝，建(jian)立2個凍(dong)(dong)結(jie)站，分(fen)成8段(duan)(duan)凍(dong)(dong)結(jie)，連續、快速、優質完成凍(dong)(dong)結(jie)段(duan)(duan)施工(gong)(gong)(gong)，實現了施工(gong)(gong)(gong)全(quan)程安(an)全(quan)生產無事故。