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义马北露天矿位于陇海铁路北侧,原设计规定,采矿场南邦境界距陇海铁路北侧线路中心不少于50米。目前,南邦东区上部台阶已有200米长地段,基本抵至设计边界,见图1。
Yima Northern Open Pit Mine is located on the north side of Longhai Railway. According to the original design, the state of the mining area is no less than 50 meters away from the center of the north side of Longhai Railway. At present, the upper part of Lampang East has a 200-meter-long section that basically reaches the design boundary (see Figure 1).