Results 191 to 200 of about 19,955 (232)

Global groundwater contamination by geogenic fluoride. [PDF]

open access: yesEnviron Geochem Health
Ali S   +31 more
europepmc   +1 more source

Sequence of events that led to the South Lhonak lake outburst flood in Sikkim, India. [PDF]

open access: yesSci Rep
Mohanty LK   +5 more
europepmc   +1 more source

Study on seismic failure probability of high earth-rock dam considering dam body deformation and slope stability

European Journal of Environmental and Civil Engineering, 2020
The reliability analysis is one of the main methods for the quantitative analysis of the safety in the geotechnical engineering.
Yanlong Li   +3 more
openaire   +2 more sources

Study of Stress and Deformation of Composite Geo-Membrane High Earth-Rock Dam

Advanced Materials Research, 2013
Stress and deformation properties and hydraulic fracturing are key problems to designing and constructing of high earth-rock dam. In order to research characteristics of the stress and deformation properties of composite geo-membrane high earth-rock dam, the non-linear FEM is applied to analyze the stress and deformation of a composite geo-membrane ...
H. Jiang
openaire   +2 more sources

Estimation of the reliability of a high earth-rock dam

Hydrotechnical Construction, 1986
1. The magnitudes of the statistical variability of physical and mechanical characteristics of soils and loads have a decisive effect on the probability scatter of stresses, strain and safety factors as well as on the level of reliability of a dam. 2.
L. N. Rasskazov, V. G. Zhelankin
openaire   +2 more sources

Hydraulic fracturing: a main cause of initiating internal erosion in a high earth-rock fill dam

International Journal of Geotechnical Engineering, 2018
The Bidvaz dam is an earth-rockfill dam located in the northeast of Iran. About seven and a half years after the start of the first impounding, a subsidence appeared on the  surface of the dam.
Morteza Salari   +2 more
openaire   +2 more sources

Effect of three-dimensionality and soil creep on the distribution of vertical stresses? y above tunnels constructed in the body of a high earth-rock dam

Hydrotechnical Construction, 1993
1. The effect of three-dimensionality of the site on the distribution of stressesσy above the tunnels is considerable; the narrower the site, the greater this effect. 2. A deficit of the values ofσy relative toγsy is noted in all stages of constructing the dam. 3.
Hunba Ki Thuat
openaire   +2 more sources

Seismic Risk Analysis of High Earth-Rock Dam under Mainshock-Aftershock Sequence

Transportation Infrastructure Geotechnology
Fengyu Zhou   +5 more
openaire   +2 more sources

Seismic Acceleration Distribution Analysis of High Earth-Rock Dams in Three-Dimensional Space

Advanced Materials Research, 2011
When pseudostatic method is employed to analyze slope seismic stability of high earth- rock dams, earthquake load is computed according to dynamic seismic coefficient figure in the present Specifications for Seismic Design of Hydraulic Structures (DL5073-1997). The figure is only suitable for earth-rock dams lower than 150m.
Rui Zhang, Shi Chun Chi, Gao Lin
openaire   +1 more source

Monitoring model group of seepage behavior of earth-rock dam based on the mutual information and support vector machine algorithms

Structural Health Monitoring
The establishment of a high-precision piezometric water level monitoring model ensures the safe operation of earth-rock dams. The hysteresis effect of the upstream water level and rainfall should be considered during modeling.
Zhenxiang Jiang
semanticscholar   +1 more source

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