[HTML][HTML] Optimization of confined aquifer dewatering for long-deep excavation using simulation–optimization method

Y Sun, Z Jiang, L Tong, J Sun, J Cui, X Zhou, S Liu - Underground Space, 2024 - Elsevier
The confined aquifer dewatering for long-deep excavations usually encounters challenges
due to complicated geotechnical conditions, large excavation sizes, and high hydraulic …

Solving unconfined groundwater flow management problems with successive linear programming

DP Ahlfeld, G Baro-Montes - Journal of water resources planning …, 2008 - ascelibrary.org
Groundwater management models are often applied to problems in which the aquifer state
is a mildly nonlinear function of managed stresses. The use of the successive linear …

Finite-difference numerical simulation of dewatering system in a large deep foundation pit at Taunsa Barrage, Pakistan

I Ahmad, M Tayyab, M Zaman, MN Anjum, X Dong - Sustainability, 2019 - mdpi.com
This study investigates a large deep foundation pit of a hydraulic structure rehabilitation
program across the Indus river, in the Punjab province of Pakistan. The total area of the …

Confined aquifer dewatering optimization with a modified simulation–optimization method capable of determining the optimal well screen length and depth

Y Sun, S Liu, C Zhang, W Chen, X Zhang, X Wang… - Journal of …, 2024 - Elsevier
Simulation-optimization methods are widely used in dewatering optimization. However,
traditional simulation–optimization methods do not address the optimization of well screen …

Assessment of dewatering requirements and their anticipated effects on groundwater resources: A case study from the Caldag Nickel Mine, Western Turkey

A Peksezer-Sayit, C Cankara-Kadioglu… - Mine Water and the …, 2015 - search.proquest.com
Dewatering requirements of three open pits located in western Turkey and the impact of
dewatering on groundwater resources were evaluated using a three-dimensional numerical …

Intelligent Risk Assessment for Dewatering of Metro‐Tunnel Deep Excavations

XW Ye, L Ran, TH Yi, XB Dong - Mathematical Problems in …, 2012 - Wiley Online Library
In recent years, China has been undergoing a metro railway construction boom in order to
alleviate the urban traffic congestion problem resulting from the rapid urbanization and …

Effect of jet grouting and dewatering on an adjacent tunnel in a Shanghai deep excavation

L Wang, R Ou, G Zheng - Proceedings of the Institution of Civil …, 2019 - icevirtuallibrary.com
In general, jet grouting is usually adopted in deep excavation projects to improve the soils
inside and outside the pit to protect surrounding tunnels or building foundations. A cost …

Numerical approach for the optimal design of dewatering schemes for deep foundation pits

TT Si, NN Tan, TT Long, TĐ Dậu - IOP Conference Series: Earth …, 2023 - iopscience.iop.org
In recent years, underground spaces have expanded widely in the urban zone. The
appropriate estimation number of dewatering well with economical costs and securing soil …

Optimal dewatering of an excavation site by using the linked simulation–optimization approaches

MT Ayvaz - Water Science and Technology: Water Supply, 2018 - iwaponline.com
In this study, a linked simulation–optimization approach is proposed for optimal dewatering
system design for an excavation site. In the simulation part of the proposed approach, an …

Evaluation of alternatives for lowering the groundwater table in a village in upper Egypt affected by the construction of the New Naga Hammadi barrage

NBAE Mageed, ASE Ansary, AM Ghanem… - Environmental …, 2009 - Springer
The Egyptian government is replacing the existing Naga Hammadi barrage, located across
the Nile River some 450 km south of Cairo, with the New Naga Hammadi barrage (NNHB) to …