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为做好朱集西煤矿建井前期有关的基础测量工作,建井前期测量任务主要是布设近井控制网及四等水准控制网;依据井中设计元素标定主、副、风井井筒中心位置;依据工业场地总平面设计图合理设计布设各井筒十字基桩点的布设位置;精确标定十字基桩点,为矿井建设提供方便。
In order to do a good job of basic measurement work in the early stage of well construction in Zhuji West Coal Mine, the measurement tasks in the early stage of well construction are mainly laying near-well control network and quasi-leveling control network, and demarcating the center positions of main, auxiliary and wind shaft based on well design elements; According to the general layout plan of the industrial site, the layout of the cross-pile points of each wellbore should be reasonably designed and laid; the cross-pile points should be accurately calibrated to provide convenience for mine construction.