CAJ | 학술논문

山西小回沟煤业有限公司管道斜井2013-11-28启封重新修复时，发现原施工的井筒明槽与暗硐连接位置24 m以下冒顶塌陷至地面，预计冒顶高度15 m ，与其相连的山体也出现开裂塌陷，经探测预计井筒塌陷斜长28 m左右，采取先对塌陷区山体进行锚网喷支护，锁住山体，然后采取立井施工的方法，地面开挖，边开挖边锚网索喷支护的方法，逐渐加深直至地面无法继续施工，待提升系统形成后采取井筒内施工的方法，进行井筒维修支护，最后回填，最终安全通过塌陷区。
산서소회구매업유한공사관도사정2013-11-28계봉중신수복시，발현원시공적정통명조여암동련접위치24 m이하모정탑함지지면，예계모정고도15 m ，여기상련적산체야출현개렬탑함，경탐측예계정통탑함사장28 m좌우，채취선대탑함구산체진행묘망분지호，쇄주산체，연후채취립정시공적방법，지면개알，변개알변묘망색분지호적방법，축점가심직지지면무법계속시공，대제승계통형성후채취정통내시공적방법，진행정통유수지호，최후회전，최종안전통과탑함구。
Shanxi small back to ditch coal co. ,LTD in November 28 ,2013 to repair the pipeline slope breaks ,found the original construction trough shaft is connected with the dark chamber position below 24 m fall to the ground subsidence ,is expected to fall height of 15 m ,Its associated with the collapse of the mountain also appear to crack ,The probe is expected to collapse around 28 m shaft length ,take first to spray the anchor net supporting of subsidence mountain ,lock the mountain ,and then adopt method of vertical shaft construction ,the ground excavation ,excavation and supporting method ,spray anchor net cable gradually deepening is unable to continue the construction until the ground ,to be taken after the formation of the shaft hoisting system in construction ,the method of wellbore mainte‐nance support ,finally backfill ,eventually security by subsidence.