Comparison Analysis on Water-stop Curtain Methods of TRD and Cut-off Wall for Ultra Deep Foundation Pit

Abstract:

The comparison analysis is made in detail on the wall by TRD method and cut-off wall by slot machine in construction cost, work efficiency, anti-seepage quality, environmental protection and consumptive material. The results show that cut-off wall is better than TRD method wall under the same conditions, which is an advanced and feasible waterproof construction technology and deserves popularization and application in the ultra deep foundation pit waterproof.