Abstract:

In the process of shaft belonged to PiLiQing coal throughing the soil layer adopted the ordinary method , the formation revealed is loosed thick loess, poor stability, in order to ensure the safety of construction of this section, in combination with the construction operation, economic and other aspects, through research, experiment and field, for the first time using T-steel inserted into the construction scheme of loess, hang tight hole, and to validate the actual effect of construction the technical scheme, provides feasible construction of to through the thick loess by the ordinary method.

Key words: Thick loess, The ordinary method, the wall hanging used T-steel