Cluster DTH Hammer Used as Diaphragm Wall Trench Cutter in Hard Rock

Abstract:

Described are features and functions of Ingersoll-rand cluste down the hole hammers and programs of construction three diaphragm walls ofdifferent structures using them, with emphasis on he sheet pile diaphragm wall construction procedure.

Key words:cluster down the hole hammer,diaphragm wall,comstruction procedure,