TUBBING FOR SUPPORTING TUNNELS, SHAFTS AND OTHER MINE WORKINGS UNDER CONDITIONS OF HIGH WATER INFLOW

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to mountain industrial, and u043c.u0431. 'used in the construction of mountain u0432u044bu0440.u0430u0431u043eu0442u043eu043a in conditions of the' '' 2u00a0u0445 increased migration and mountain u0434u0430u0432u043bu0435u043du0438u00a0. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - u043fu043eu0432u044bu0448u0435u043du043du0430 reliability u043fu043eu0434u0434u0435u0440u0436u0430u043du0438u00a0 mines. tubing consists of u043fu043bu0438u0442u043eu043eu0431u0440u0430u0437 who body (fri) carried out in the form of a cylindrical segment (cs) of steel or reinforced concrete.the cs is u0433u043eu0440u0438u0437u043eu043du0442u0430u043bu044cu043du044bu044cu0448 and vertical ribs, rigidity and has a hole 4 u0434u043bu00a0 u043du0430u0433u043du0435u0442u0430u043du0438u00a0 plastic material in u0437u0430u043au0440u0435u043bu043du043eu0435 space and pt zack u043bu044eu0447u0435u043du043e in u043cu0435u0448u043au043eu043eu0431u0440u0430u0437u043du0443u0442u043e elastic reservoir, u043au043eu0442u043eu0440u0430u00a0 glued on the outer surface of the pet. u0433u043eu0440u043bu043eu0432u0438u043du0430 reservoir is located in the hole 4. container filled with more plastic material, and the hole 4 is the cap of the foot long material. 2). .