Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis

Falling is the most common one during bridge construction. Current safety management on site mainly relies on checklist assessment. Yet the assessment result is often influenced by the ability and experience of the evaluator, thus is not impossible to achieve consistent and systematic assessment obj...

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Main Authors: Tung-Tsan Chen, Chih-Hui Wang
Format: Article
Language:English
Published: Vilnius Gediminas Technical University 2017-02-01
Series:Journal of Civil Engineering and Management
Subjects:
Online Access:http://journals.vgtu.lt/index.php/JCEM/article/view/959
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author Tung-Tsan Chen
Chih-Hui Wang
author_facet Tung-Tsan Chen
Chih-Hui Wang
author_sort Tung-Tsan Chen
collection DOAJ
description Falling is the most common one during bridge construction. Current safety management on site mainly relies on checklist assessment. Yet the assessment result is often influenced by the ability and experience of the evaluator, thus is not impossible to achieve consistent and systematic assessment objective. Moreover, most critical factors that can prevent occurrence of accidents cannot be found from existing safety management and assessment method. This paper built a Bayesian Network (BN) model by converting Fault Tree to assess the fall risk of bridge construction projects. We analyse falling factors and their relationships in Bayesian Network, and collect prior probability event and calculate the probability for the entire model. Using the model to analyse and validate with the current bridge projects under construc­tion, the results from Bayesian Network is consistent with that from conventional labour safety performance assessment. Therefore, the ability to manage site safety of the model is proven to be useful.
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spelling doaj.art-13e4570b629446d587e83920b44cc86c2022-12-21T23:15:49ZengVilnius Gediminas Technical UniversityJournal of Civil Engineering and Management1392-37301822-36052017-02-0123210.3846/13923730.2015.1068841Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysisTung-Tsan Chen0Chih-Hui Wang1Department of Civil Engineering and Engineering Management, National Quemoy University, No. 1 University Rd., Kinmen County, 892, Taiwan (R.O.C.)Department of Civil Engineering and Engineering Management, National Quemoy University, No. 1 University Rd., Kinmen County, 892, Taiwan (R.O.C.)Falling is the most common one during bridge construction. Current safety management on site mainly relies on checklist assessment. Yet the assessment result is often influenced by the ability and experience of the evaluator, thus is not impossible to achieve consistent and systematic assessment objective. Moreover, most critical factors that can prevent occurrence of accidents cannot be found from existing safety management and assessment method. This paper built a Bayesian Network (BN) model by converting Fault Tree to assess the fall risk of bridge construction projects. We analyse falling factors and their relationships in Bayesian Network, and collect prior probability event and calculate the probability for the entire model. Using the model to analyse and validate with the current bridge projects under construc­tion, the results from Bayesian Network is consistent with that from conventional labour safety performance assessment. Therefore, the ability to manage site safety of the model is proven to be useful.http://journals.vgtu.lt/index.php/JCEM/article/view/959Bayesian networkfault tree analysisbridge constructionfall risksite safetyrisk assessment
spellingShingle Tung-Tsan Chen
Chih-Hui Wang
Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis
Journal of Civil Engineering and Management
Bayesian network
fault tree analysis
bridge construction
fall risk
site safety
risk assessment
title Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis
title_full Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis
title_fullStr Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis
title_full_unstemmed Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis
title_short Fall risk assessment of bridge construction using Bayesian network transferring from fault tree analysis
title_sort fall risk assessment of bridge construction using bayesian network transferring from fault tree analysis
topic Bayesian network
fault tree analysis
bridge construction
fall risk
site safety
risk assessment
url http://journals.vgtu.lt/index.php/JCEM/article/view/959
work_keys_str_mv AT tungtsanchen fallriskassessmentofbridgeconstructionusingbayesiannetworktransferringfromfaulttreeanalysis
AT chihhuiwang fallriskassessmentofbridgeconstructionusingbayesiannetworktransferringfromfaulttreeanalysis