Results 11 to 20 of about 5,830 (261)

Improving Resistance of Gravity Dam to Seismic Wave by Using Stepped Base [PDF]

open access: yesE3S Web of Conferences, 2021
This study analyzes the possible modes of the seismic wave for concrete gravity dams and the damage occurring in the body where two gravity dam sections are taken as a case study.
Jabbar Asmaa Abdul   +2 more
doaj   +2 more sources

A STUDY ON SEISMIC VULNERABILITY ANALYSIS OF CONCRETE GRAVITY DAM WITH STRAIN RATE EFFECT [PDF]

open access: yesCivil Engineering Journal, 2018
The seismic vulnerability analysis of gravity dam can predict the probability of dam damage at different levels under different seismic loads. It is significant to evaluate the seismic safety, optimize the seismic design and develop the reinforcement ...
Hai-tao Wang   +4 more
doaj   +3 more sources

Dynamic Failure Experimental Study of a Gravity Dam Model on a Shaking Table and Analysis of Its Structural Dynamic Characteristics [PDF]

open access: yesSensors
Investigating the dynamic response patterns and failure modes of concrete gravity dams subjected to strong earthquakes is a pivotal area of research for addressing seismic safety concerns associated with gravity dam structures.
Jianchun Qiu   +7 more
doaj   +2 more sources

The collapse of the Sella Zerbino gravity dam.

open access: yesEng Geol, 2016
When a severe flood wave completely filled the Ortiglieto reservoir on August 13, 1935, the 14 m high "Sella Zerbino" secondary dam failed catastrophically causing > 100 casualties. Both of the dams, Sella Zerbino-Zerbino Saddle and Bric Zerbino-Zerbino Peak (Fig.
Petaccia G, Lai CG, Milazzo C, Natale L.
europepmc   +5 more sources

Study of stability against deep sliding of gravity dam based on JC method

open access: yesE3S Web of Conferences, 2018
In this study, stability against deep sliding of gravity dam is analysed in order to provide guidance for ensuring stability against sliding of gravity dam during the construction and operation periods.
Si Zheng   +3 more
doaj   +3 more sources

Sensitivity analysis of factors affecting gravity dam anti-sliding stability along a foundation surface using Sobol method

open access: yesWater Science and Engineering, 2023
The anti-sliding stability of a gravity dam along its foundation surface is a key problem in the design of gravity dams. In this study, a sensitivity analysis framework was proposed for investigating the factors affecting gravity dam anti-sliding ...
Bo Xu, Shi-da Wang
doaj   +1 more source

Non-probabilistic reliability analysis of gravity dams based on inversion of interval parameters

open access: yesYantu gongcheng xuebao, 2020
In the evaluation of structural performance and service behavior of gravity dams, the traditional probabilistic reliability analysis method is restricted by many factors, such as strict randomness of uncertain parameters, oversensitivity of calculated ...
WEI Bo-wen , ZHAN Liang-hong , LI Huo-kun , XU Zhen-kai
doaj   +1 more source

Directions of improvement of massive hydraulic retaining structures [PDF]

open access: yesE3S Web of Conferences, 2023
The article deals with the issues of improving hydraulic retain-ing structures of the gravity (massive) type. In order to reduce the cost of building gravity (massive) dams and increase their efficiency, a constant search for new, more efficient design ...
Balzannikov Mikhail
doaj   +1 more source

The cohesive frictional crack model applied to the analysis of the dam-foundation joint [PDF]

open access: yes, 2010
The mechanical behaviour of dam-foundation joints plays a key role in concrete dam engineering since it is the weakest part of the structure and therefore the evolutionary crack process occurring along this joint determines the global load-bearing ...
Barpi, Fabrizio, Valente, Silvio
core   +1 more source

Type Selection between Arch Dam and Gravity Dam Based on Construction Simulation: A Case Study

open access: yes, 2023
The issue of dam type selection is a prevalent challenge in water resource allocation engineering. The site of the Y2 dam in China is suitable for building concrete arch dams and roller-compacted concrete (RCC) gravity dams.
Fang Liu   +5 more
core   +1 more source

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