(495) 545-36-93 Moscow, 3rd st. Yamskogo Pole, 18 umcc@ogsk.ru ABOUT COMPANY SERVICES TECHNOLOGY OUR PARTNERS GEOGRAPHY PHOTO GALLERY VIDEO MATERIALS CONTACTS JSC "OGSK" - design and construction of vertical shafts of mining complexes We work using advanced technologies based on domestic and international experience in the field of mine construction. Our mission is to offer real value through continuous improvement and optimization of underground construction technologies. We develop truly innovative solutions that provide an overall reduction in project costs by maximizing the use of material resources and reducing construction time. We always listen carefully to new ideas and consider the principle of continuous improvement as fundamental for the design of the future. Website development - Design laboratory "Pixel" © 2010 CJSC "OGSK" © 2001 - 2013 Materials posted on this information resource can be used by third parties only with the written consent of CJSC "OGSK" (495) 545-36-93, (495) 545-36-95 (fax) Moscow, 3rd st. Yamskogo field, 18

(495) 545-36-93 Moscow, 3rd st. Yamskogo Pole, 18 umcc@ogsk.ru ABOUT COMPANY SERVICES TECHNOLOGY OUR PARTNERS GEOGRAPHY PHOTO GALLERY CONTACTS Mine shaft sinking methods Drilling and blasting method of destruction of rocks Mechanical method of destruction of rocks Artificial freezing of rocks Rock plugging Support erection Monolithic concrete support Prefabricated support Sprayed concrete lining Results visualization 3D modeling DRIVING METHODS The choice of drilling method is determined by many factors based on the analysis of geological and hydrogeological conditions. In this case, the decisive criteria are the reliability and economic efficiency of the method. We offer practically all methods of shaft sinking known in the world practice in any mining and geological conditions of any complexity. Website development - Design laboratory "Pixel" © 2010 CJSC "OGSK" © 2001 - 2013 Materials posted on this information resource can be used by third parties only with the written consent of CJSC "OGSK" (495) 545-36-93, (495) 545-36-95 (fax) Moscow, 3rd st. Yamskogo field, 18