Results 41 to 50 of about 18,178 (152)

The possible negative consequences of underground dam and reservoir construction and operation in coastal karst areas: an example of the hydro-electric power plant (HEPP) Ombla near Dubrovnik (Croatia) [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2013
The Ombla Spring represents a typical abundant coastal karst spring located in the vicinity of the town of Dubrovnik (Croatia). Its outlet is at an altitude of 2.5 m above sea level (m a.s.l.) and the water from it immediately flows into the Adriatic Sea.
T. Roje-Bonacci, O. Bonacci
doaj   +1 more source

Feasibility analysis of lateral water interception curtain in loose aquifer during deep coal seam mining in Yushen mining area

open access: yesMeitan xuebao
Yushen mining area is the main mining area of the coal base in northern Shaanxi at present. During the development of high-intensity coal resources, the problems of coal seam roof water disaster and water resource leakage are prominent.
Chunhu ZHAO   +4 more
doaj   +1 more source

Grouting Treatment and Parameters Optimization in Watery Karst Areas of High Speed Railway Tunnel Based on Comprehensive Geological Forecast: A Case Study

open access: yesGeofluids, 2022
Based on the failure of the initial grouting scheme in tunnel engineering, an integrated geological forecasting system incorporating an industrial endoscope was used to detect watery karst areas in this tunnel.
Shan Wu   +3 more
doaj   +1 more source

Model test system for groundwater seepage in foundation pit engineering

open access: yesYantu gongcheng xuebao, 2017
The model test system designed is in accordance with the conditions of foundation pit engineering, which can simulate the groundwater seepage. It is composed of a soil box, a drainage box, a feed-water tank, an upper water tank, a lower water tank and a ...
XUE Li-ying 1,2, YANG bin 1,2, LIU Feng-min 1,2, ZHANG Bang-fu 1,2, WANG Kun-tai 1,2
doaj   +1 more source

Three-Dimensional Seepage Field Inversion Analysis and Seepage Control Effect Evaluation of Shuidishan Reservoir

open access: yesRenmin Zhujiang, 2022
Moderate permeable joint zones occur at the right dam abutment of the Shuidishan reservoir,which indicates a risk of seepage damage at the right dam abutment and its downstream.To reasonably evaluate the effect of reservoir seepage control measures,we ...
PAN Yingjie   +5 more
doaj  

In Situ Test Study on Freezing Scheme of Freeze-Sealing Pipe Roof Applied to the Gongbei Tunnel in the Hong Kong-Zhuhai-Macau Bridge

open access: yesApplied Sciences, 2016
In order to solve the water sealing problem of soil between pipes of long distance curved pipe-jacked technology, Freeze-Sealing Pipe Roof (FSPR) as an innovative pre-supporting method in tunnel engineering is being applied to the Gongbei Tunnel in the ...
Xiangdong Hu, Shengjun Deng, Hui Ren
doaj   +1 more source

Study on Quality Inspection and Anti-Seepage Performance Evaluation of Karst Underground Dam Curtain

open access: yesRenmin Zhujiang, 2020
There are many problems in the quality inspection and anti-seepage performance evaluation of karst underground dam's curtain because of its special structure and environment.Taking a typical karst underground dam seepage prevention system in southwest ...
ZHANG Kai   +4 more
doaj  

Water supply spring zone Novljanska Žrnovnica (Croatia) – new quantities of drinking water in the conditions of salt water intrusion

open access: yesActa Carsologica, 2012
This paper presents an approach for solving the problem of exploitation of freshwater in the coastal karst aquifer during summer dry periods in the conditions of potential salt water intrusion.
Ranko Biondić   +2 more
doaj   +1 more source

Integration of a 3D-Printed Façade Unit in a Curtain Wall System

open access: yesJournal of Facade Design and Engineering
Plastic materials, known for their lightweight, formability, transparency, and durability, are the state of the art for building façade applications.
Francesco Milano   +10 more
doaj   +1 more source

Study on the Effectiveness of Water Curtain Systems in Delaying the Spread of Fire in Factory Buildings

open access: yesFire Science and Engineering
Domestically constructed factory buildings have narrow spacing between structures, which makes them vulnerable to fires spreading to adjacent buildings. Additionally, these buildings often use temporary construction materials that are easy to install, leading to significant loss of life and property damage during fire spreading.
Jin-Suk Kwon   +5 more
openaire   +1 more source

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