根据国家矿山工业设计院专家估算,索科洛夫-萨尔拜矿业生产联合公司所属萨尔拜露天矿斜坡隧道第一期工程一旦投入运行后,在第十二个五年计划期间就可获得价值为1945万卢布的经济效益。由于减少了露天采场内汽车运输量,将节省柴油2.5万t及大型自卸汽车轮胎1.2万套。萨尔拜矿隧道第一期工程保证铁路运输进车线延到露天矿310m深处。隧道第二期工程应在 According to an estimate by experts from the National Mining Industry Design Institute, the first phase of the Slope Bay Slope Tunnel belonging to the Sokolov-Salba Baikal Mining Mines will be available during the twelfth five-year plan period once it is put into operation Economic value of 19.45 million rubles. As a result of reducing the amount of motor transport in the open pit, 25,000 tons of diesel fuel and 12,000 sets of large dump truck tires will be saved. The first phase of the project in Saar Bay Mine will ensure that the railway line will be extended to the depth of 310m in the open pit mine. The second phase of the tunnel should be