For more of this book, click here. Boreholes constructed in construction serve various purposes, diameters, and depths (listed below). PurposeDiameter, mmMaximum Depth, mFor cast-in-place piles500–120025Geotechnical100–30030Freezing100–20030Blasting200–25020Water supply200–400500Dewatering300–600300 They are used for constructing cast-in-place piles, conducting geotechnical surveys, performing soil-freezing operations, placing explosive charges when executing blasting operations. Water supply wells, which are constructed for water supply … Continue reading General Information On The Use Of The Vibratory Method In Drilling Operations
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