Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test

Since the traditional penetration testing of cement soil is time-consuming, this paper introduces a new electrochemical testing method to study the effect of ferronickel slag powder on improving the impermeability of cement soil in the corrosive seawater environment. To this end, the mercury intrusi...

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Main Authors: Sanshan Chen, Feng Chen, Shenghao Tong
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Advances in Civil Engineering
Online Access:http://dx.doi.org/10.1155/2022/4964166
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author Sanshan Chen
Feng Chen
Shenghao Tong
author_facet Sanshan Chen
Feng Chen
Shenghao Tong
author_sort Sanshan Chen
collection DOAJ
description Since the traditional penetration testing of cement soil is time-consuming, this paper introduces a new electrochemical testing method to study the effect of ferronickel slag powder on improving the impermeability of cement soil in the corrosive seawater environment. To this end, the mercury intrusion test was employed to analyze the change in the pore characteristics of cement soil, and the variation in the impermeability of cement soil was further explained from a microscopic point of view. The test results show that using the electrochemical method to test the impermeability of cement soil dramatically improves the efficiency of testing. The impermeability of cement soil gradually rises with an increase in its ferronickel slag powder content. Moreover, the optimal mass replacement ratio of the ferronickel slag powder and mineral powder composite to cement is 40% in the testing range of 0–40%. The mercury intrusion test results also confirm that the addition of ferronickel slag powder can decrease the most probable pore size and total porosity of cement soil; further, from a microscopic perspective, the ferronickel slag powder can help reduce the corrosion of cement soil by seawater. The above test conclusions are consistent with the results of the traditional permeability test. Our findings not only imply that ferronickel slag powder can lessen the effect of seawater on the corrosion of cement soil but prove that the electrochemical test is a reliable and straightforward method for determining the impermeability of cement soil.
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language English
publishDate 2022-01-01
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spelling doaj-art-7b44c1d19ad948f19c52c6c1dfdf5c472025-02-03T01:00:46ZengWileyAdvances in Civil Engineering1687-80942022-01-01202210.1155/2022/4964166Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical TestSanshan Chen0Feng Chen1Shenghao Tong2College of EngineeringCollege of EngineeringCSCEC Strait (Xiamen) Construction and Development Co., Ltd.Since the traditional penetration testing of cement soil is time-consuming, this paper introduces a new electrochemical testing method to study the effect of ferronickel slag powder on improving the impermeability of cement soil in the corrosive seawater environment. To this end, the mercury intrusion test was employed to analyze the change in the pore characteristics of cement soil, and the variation in the impermeability of cement soil was further explained from a microscopic point of view. The test results show that using the electrochemical method to test the impermeability of cement soil dramatically improves the efficiency of testing. The impermeability of cement soil gradually rises with an increase in its ferronickel slag powder content. Moreover, the optimal mass replacement ratio of the ferronickel slag powder and mineral powder composite to cement is 40% in the testing range of 0–40%. The mercury intrusion test results also confirm that the addition of ferronickel slag powder can decrease the most probable pore size and total porosity of cement soil; further, from a microscopic perspective, the ferronickel slag powder can help reduce the corrosion of cement soil by seawater. The above test conclusions are consistent with the results of the traditional permeability test. Our findings not only imply that ferronickel slag powder can lessen the effect of seawater on the corrosion of cement soil but prove that the electrochemical test is a reliable and straightforward method for determining the impermeability of cement soil.http://dx.doi.org/10.1155/2022/4964166
spellingShingle Sanshan Chen
Feng Chen
Shenghao Tong
Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test
Advances in Civil Engineering
title Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test
title_full Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test
title_fullStr Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test
title_full_unstemmed Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test
title_short Influence of Ferronickel Slag on Impermeability of Seawater-Corroded Cement Soil Using an Electrochemical Test
title_sort influence of ferronickel slag on impermeability of seawater corroded cement soil using an electrochemical test
url http://dx.doi.org/10.1155/2022/4964166
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AT fengchen influenceofferronickelslagonimpermeabilityofseawatercorrodedcementsoilusinganelectrochemicaltest
AT shenghaotong influenceofferronickelslagonimpermeabilityofseawatercorrodedcementsoilusinganelectrochemicaltest