Filtration process in earth fill dam body and its chemical effect on piezometers

Autor: Yangiev Asror, Gapparov Furqat, Adjimuratov Dilmurod
Jazyk: English<br />French
Rok vydání: 2019
Předmět:
Zdroj: E3S Web of Conferences, Vol 97, p 05032 (2019)
Druh dokumentu: article
ISSN: 2267-1242
DOI: 10.1051/e3sconf/20199705032
Popis: Estimation of aggressiveness of filtration flow in the dam body is gaining importance in providing the stability of reservoir dam and its parts. In order to estimate the aggressiveness of filtration flow in the dam body it is necessary to know the movement pattern of filtration water in reservoir dam and its effect on dam elements. The article brings up the definition of gradients of filtration flow in the dam body, analysis of the reasons of their change by cross section at the example of Tashkent reservoir dam. Besides, chemical composition of water in piezometers has been analyzed, aggressive effect of sulfate salts on piezometers, and their corrosion have been determined. Measures on systematic piezometer observations are mentioned.
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