Abstract
There were lot of shallow-buried mined-out area in the western China, which had severely affected the safety in production and the eco-environment. The viable treatment method was analyzed according to the characteristics of mined-out area. By companion, the comprehensive treatment method of excavation- backfill-eco-restoration was put forward. Then the key techniques for this method were analyzed. The strongpoint for this method was that the coal mine resource can be utmost utilize, the eco-environment problem can be thoroughly treated, and at the same time, it can solve the problem of lack of finances, and mobilize the initiative of the enterprises to participate in mined-out area treatment. It is suitable for shallow buried mined-out area with yard to store the excavation material. But the effect of treatment still needs a further monitor over a long period of time.
Published Version
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