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Deep well dewatering of square areas enclosed by impervious walls partially penetrating unconfined aquifers /

Dalia Ragab Sayed Ahmed Mohamed

Deep well dewatering of square areas enclosed by impervious walls partially penetrating unconfined aquifers / النزح باستخدام آبار عميقة لمساحة مربعة محاطة بحوائط قاطعة للمياه مخترقة جزئيا خزان جوفى غير محصور Dalia Ragab Sayed Ahmed Mohamed ; Supervised Hisham Hussein Hafez , Marwan Magawry Shahien - Cairo : Dalia Ragab Sayed Ahmed Mohamed , 2012 - 218P. : charts , facsimiles ; 30cm

Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Civil Engineering

Deep wells dewatering system is usually used in the case of deep excavation for ground water control . The aim of this study is to develop simplified empirical method to calculate drawdown inside excavated areas surrounded by square partially penetrating cutoff walls using partially penetrating well (s) in an unconfined aquifer . A parametric study more than 557 cases including variables that influence the dewatering system was carried out using the finite difference software VISUAL MODFLOW 4.2 ® to develop the proposed simplified method



Deep wells Ground water control Partially penetrating cutoff walls