EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER

This study has focused on investigation of effect of hydrostatic pressure on the properties of underwater self-compacting concrete. In this research, 30 mixes of self-compacting concrete have been prepared with six groups. The first three groups contain AWA (Anti Washot Admixture), while the second...

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Main Authors: Ali T. Jasim, Maryam A. Ali
Format: Article
Language:English
Published: Faculty of Engineering, University of Kufa 2018-08-01
Series:Mağallaẗ Al-kūfaẗ Al-handasiyyaẗ
Subjects:
Online Access:http://www.uokufa.edu.iq/journals/index.php/kje/article/view/7368
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author Ali T. Jasim
Maryam A. Ali
author_facet Ali T. Jasim
Maryam A. Ali
author_sort Ali T. Jasim
collection DOAJ
description This study has focused on investigation of effect of hydrostatic pressure on the properties of underwater self-compacting concrete. In this research, 30 mixes of self-compacting concrete have been prepared with six groups. The first three groups contain AWA (Anti Washot Admixture), while the second groups made without AWA. The main parameters explored in this research were: silica fume, limestone powder and rice husk ash as a cement replacement content with 0% and 1% anti washout admixture and different water depth (10 ,20, 30 ,40 and 50 m). Washout loss was found by using either the CRD C61 test method or a newly developed device for simulation of increased hydrostatic pressure on the concrete/water interface. Good correlations were investigating between the standard washout loss determined according to CRD C61 and simulated threshold water head and corresponding maximum washout loss.
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spelling doaj.art-f9cf92e6e6234eedb7dda17b4835e9752022-12-22T03:21:09ZengFaculty of Engineering, University of KufaMağallaẗ Al-kūfaẗ Al-handasiyyaẗ2071-55282523-00182018-08-0193145164http://dx.doi.org/10.30572/2018/kje/090311EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATERAli T. Jasim0Maryam A. Ali1Department of Civil Engineering, College of Engineering, University of KufaDepartment of Civil Engineering, College of Engineering, University of KufaThis study has focused on investigation of effect of hydrostatic pressure on the properties of underwater self-compacting concrete. In this research, 30 mixes of self-compacting concrete have been prepared with six groups. The first three groups contain AWA (Anti Washot Admixture), while the second groups made without AWA. The main parameters explored in this research were: silica fume, limestone powder and rice husk ash as a cement replacement content with 0% and 1% anti washout admixture and different water depth (10 ,20, 30 ,40 and 50 m). Washout loss was found by using either the CRD C61 test method or a newly developed device for simulation of increased hydrostatic pressure on the concrete/water interface. Good correlations were investigating between the standard washout loss determined according to CRD C61 and simulated threshold water head and corresponding maximum washout loss.http://www.uokufa.edu.iq/journals/index.php/kje/article/view/7368Hydrostatic pressureWashout lossCompressive strengthAntiwashoutUndwater concrete
spellingShingle Ali T. Jasim
Maryam A. Ali
EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER
Mağallaẗ Al-kūfaẗ Al-handasiyyaẗ
Hydrostatic pressure
Washout loss
Compressive strength
Antiwashout
Undwater concrete
title EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER
title_full EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER
title_fullStr EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER
title_full_unstemmed EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER
title_short EFFECT OF HYDROSTATIC WATER PRESSURE ON PERFORMANCE OF SELF-COMPACTING CONCRETE PLACED UNDERWATER
title_sort effect of hydrostatic water pressure on performance of self compacting concrete placed underwater
topic Hydrostatic pressure
Washout loss
Compressive strength
Antiwashout
Undwater concrete
url http://www.uokufa.edu.iq/journals/index.php/kje/article/view/7368
work_keys_str_mv AT alitjasim effectofhydrostaticwaterpressureonperformanceofselfcompactingconcreteplacedunderwater
AT maryamaali effectofhydrostaticwaterpressureonperformanceofselfcompactingconcreteplacedunderwater