辽宁省梨树沟煤矿区地质环境恢复治理浅析
2012-10-10陈铁力张秀敏赵宏庆杨淑红鲍巨才
陈铁力,张秀敏,赵宏庆,杨淑红,鲍巨才
(1.辽宁省有色地质局108队,辽宁沈阳110013;2.吉林大学建设工程学院,吉林长春130026)
辽宁省梨树沟煤矿区地质环境恢复治理浅析
陈铁力1,2,张秀敏1,赵宏庆1,杨淑红1,2,鲍巨才1
(1.辽宁省有色地质局108队,辽宁沈阳110013;2.吉林大学建设工程学院,吉林长春130026)
梨树沟煤矿历经多个开采阶段,形成大面积的采空区及大量的废石堆,并引发地面塌陷、地面沉降及地裂缝等多种地质灾害,耕地、植被、水环境及大气环境等生态环境遭到严重破坏.采用物探、钻探等多重技术圈定采空区,实地调查桥梁、道路破损程度,针对桥梁、道路、采空区、废石堆等采取钻孔回填、灌注加固、搬运平整等不同技术手段进行处理.分别就坍陷坑、采空区、道路、废石堆复垦及水环境保护和花园式绿化提出不同的施工方案及技术要求,对该矿区地质环境恢复治理提出行之有效的建议.
地质环境;恢复治理;煤矿;采空区;复垦;辽宁省
Abstract:After a long period of mining,the Lishugou coal mine is left with large mined-out areas and numbers of waste heaps,causing ground collapse,land subsidence,geofractures and other geological disasters.The cultivated land,vegetation,water and air environment have been severely damaged.To locate the mined-out areas,geophysical exploration and drilling techniques are adopted.The damage degree of bridges and roads are investigated on the spots.The technical methods of drilling and backfilling,perfusion,moving and leveling are used.Different construction plans and technical requirements are made for the recovery of geological environment of the coal field.
Key words:geological environment;recovery;coal mine;mined-out area;Liaoning Province
1 地质环境恢复治理缘由
梨树沟煤矿属于较大的市级国有煤矿,位于辽宁省丹东市赛马镇西北约1 km,行政隶属于赛马镇,距国铁沈丹线草河口车站45 km,距凤上线灌水车站45 km❶陈铁力,鲍巨才,等.2009年度地质环境恢复治理项目可行性研究报告——丹东梨树沟煤矿矿区地质环境恢复治理项目.2009.(详见图1).

图1 矿区交通位置示意图Fig.1 Traffic position map of the coal field
矿山自日伪时期开始,历经多个勘探阶段,共计钻孔几十个❷鲍巨才,朱建华,等.辽宁省凤城市梨树沟煤矿采空区调查与生态环……
