LINING OF SHIELD-DRIVEN TUNNELS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 construction of tunnels by the u0449u0438u0442u043eu0432u044bu043c way. the purpose of raising speed and reducing the cost by u043fu0440u043eu0432u0435u0434u0435u043du0438u00a0 tunnels. fabric tunnels consists of blocks (b), each of which is in the form of long in the transverse direction u0448u0435u0441u0442u0438u0433u0440u0430u043du043du0438u043au0430 with u0433u043bu0430u0434u043au043eu0441u0442u0435u043du043du044bu043cu0438 transverse u0442u043eu0440u0446u0430u043cu0438 b 1. longitudinal u0442u043eu0440u0446u044b made as equal two u043du0430u043au043bu0435u0435u043du043du044bu0445 facets (ng) 2 and 8.one ng 2 has the slot 3, and u0432u0442u043eu0440u0430u00a0 ng 8 / 9, executed in the form of u0440u0430u0437u0440u0435u0437u0430u043du043du044bu0445 axis u0443u0441u0435u0447u0435u043du043du044bu0445 cones. the u043eu0441u043du043eu0432u0430u043du0438u00a0 4 and 10 b 1 are placed on the edge u0433u0440u0430u043du00a0u0445 5 and 11, and the upper u043eu0441u043du043eu0432u0430u043du0438u00a0 6 and 12 u043du0430u0445u043eu0434u00a0u0442u0441u00a0 in contact between an on line 7 u043fu0435u0440u0435u0441u0435u0447u0435u043du0438u00a0 ng 8 and 2. in the edit u043eu0431u0434u0435u043bu043au0438 first ring u0441u043eu0431u0438u0440u0430u0435u0442u0441u00a0 in the installation chamber outside the tail part of the shield.the ring u0441u043eu0431u0438u0440u0430u044eu0442u0441u00a0 so that half of b 1 a (one) was launched towards the b 1 for half of its width and was the shield. u0432u044bu0434u0432u0438u043du0443u0442u0430u00a0 half b 1 is the u0442u0440u0430u043fu0435u0446u0438u0435u0432u0438u0434u043du044bu0435 pits, which are at the same time u0440u0430u0437u043cu0435u0449u0430u0442u044cu0441u00a0 subsequent b 1.in u0434u043eu0441u044bu043bu043au0435 b 1 u043du0430u0445u043eu0434u00a0u0449u0438u0435u0441u00a0 shell b 1 u0432u044bu0445u043eu0434u00a0u0442 therefrom and u0431u043bu0430u0433u043eu0434u0430u0440u00a0 having grooves 3 and the protrusions 9 are the design position. u0441u043eu043fu0440u0438u043au0430u0441u0430u044eu0449u0438u0435u0441u00a0 with b 1 u0440u0430u0441u043au043bu0438u043du0438u0432u0430u044eu0442u0441u00a0 and u043fu0440u0438u0436u0438u043cu0430u044eu0442u0441u00a0 to u0433u0440u0443u043du0442u0430u043c. 4).