shaft pile in hard rock
according to the design, i am to construct some shaft piles with 1.2 m dia penetrating inside very hard rock around 4-5 meter. my contractor is finding difficulties to carry out the boring into hard rock. he is using soilmec sr 60 machine.
is there a question to go with your site report?
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发表于 2009-9-15 21:23:47
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