Raise Boring Machine Applied to Boring Construction of Ventilation Shaft of Water Tunnel
LI Jun-feng
YU Jian-shui
Abstract：A water tunnel of No.5 of the second section in Liaoxibei water supply project had a full length of 35 078.18 m. There were 5 ventilation shafts with a depth of 87.5 ,176.5 ,164.2 ,222.7 and 230 m individually and with a diameter of 2.0 m.A BMC600 raise boring machine was applied to the constructions of the 5 ventilation shafts. The construction tasks were safely ,quality ,rapidly and high efficiently completed and could fully show the superiority and advantage of the tunnel construction project with the raise boring machine.
Keywords：raise boring machinewater tunnelventilation shaftpilot borehole drillingreaming
Publication Date：2016-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 55-57 )