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【Daily Discussion】Utilities - Civil Engineering - 20210123

2021-01-23View Original

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The dimensions of the bottom surface of a certain foundation pit are 50X20 m2, with the base elevation at -4.30 m and the natural ground elevation at ±0.00 m. The slope ratio of the foundation pit is 1:0.5; the measured groundwater level is at -1.30 m, the permeability coefficient k is 10 m/d, and the thickness of the aquifer is 6 m. A light wellpoint system with unpressurized complete wells is planned to be used for dewatering purposes. Choose the correct option by calculation. (2). Hypothetical radius = ( ) A 18m B 20m C 22m D 25m. Feel free to participate actively in the discussions; the system offers generous rewards for answering questions from VIP members! ! !

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