Building Construction
In clay soil

Swelling and shrinkage characteristics prevail
Consolidation continues even after several years of construction
All listed here
Differential settlement is generally prevalent

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Building Construction
In the method of tube boring of soil investigation, the following is essential:

The tube is raised and lowered by 4 thick rope moving over a pulley suspended on a tripod stand
A tube of about 2 meters length and 20 cm diameter with a cutting edge
All listed here
A flap valve at the bottom of tube is provided to extract the soil sample

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