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Safety Improvement through the Application of Lean Construction Techniques in Construction Projects
Chapter 2 Literature review11
2.1 Safety in the construction industry11
2.1.1 Safety records in construction industry11
2.1.2 Causes of accidents in construction industry12
2.1.3 Onsite and offsite causes of accidents16
2.2 The application of Lean thinking in the construction projects 18
2.2.1 The concept of Lean thinking 18
2.2.2 Key characteristics of Lean Construction and its elements 19
2.2.3 Lean Construction principles 22
2.2.4 Three stages of Lean Construction 24
2.3 Summary24
2.4 The applicability level of Lean Construction techniques to reduce the causes of accidents in construction projects 26
2.4.1 Lean Construction tools and techniques 27
2.4.2 Lean Construction tools related to safety 30 Last Planner System (LPS) 32 Increased visualization 36 The 5S (House-keeping) 38 Error-proofing (Poka-yoke) 41 Daily huddle meeting (DHM) 43 First run studies (FRS) 44 Continuous improvement (Kaizen) 45 The Five Why's46
2.4.3 Summary46
2.5 Benefits of implementing LC techniques related to safety improvement in construction projects51
2.5.1 Summary57
2.6 Barriers to the application of Lean Construction techniques in safety improvement in construction projects59
2.6.1 Categories of the barriers to the application of Lean Construction techniques to improve construction safety60 Management barriers60 Financial barriers64 Educational barriers66 Governmental barriers 69 Technical barriers 70 Human attitudinal barriers 72
2.6.2 Summary 74
2.7 Critical Success Factors (CSF) to overcome the barriers to the application of LC techniques to improve safety in construction projects76
2.7.1 Categories of CSFs to overcome barriers to the application of LC techniques to improve safety in construction projects 77 Management success factors 77 Education and skill development success factors 81 Government success factors 83 Operation success factors 84
2.7.2 Summary 85
Chapter 3 Research Methodology 87
3.1 Research approach 87
3.2 Research Framework 95
3.3 Target population and sampling methods 99
3.4 Questionnaire design and development 105
3.5 Data analysis128
3.6 Summary 152
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