TABLE OF CONTENTS
ABSTRACT i
UNDERTAKING iii
CERTIFICATE v
ACKNOWLEDGEMENTS vii
NOMENCLATURE viii
LIST OF FiGURES xiv
1. INTRODUCTION 17
1.1 Need for the study 17
1.2 Objective 18
1.3 Scope of work 18
2. LITERATURE REVIEW 19
2.1. Evaluation of Safety of Road Construction Sites – A Rational Approach for Indian
Highways 19
2.1.1 Research Problem 19
2.1.2 Methodology 19
2.1.3 Data / Collection Methods 20
2.1.4 Findings of the research 20
2.2 Work Zone Crash Cost Prediction with a Least Median Squares Linear Regression
Model 20
2.2.1 Research Problem 20
2.2.2 Methodology/ Theories 20
2.2.3 Data / Collection Methods 21
2.2.4 Findings Of The Research 21
2.3 Evaluation of Mobile Work Zone Alarm Systems 21
2.3.1 Research Problem 21
2.3.2 Methodology/ Theories 22
2.3.3 Data / Collection Methods 22
2.3.4 Findings Of The Research 22
2.4 Innovation Work Zone Capacity Models from Nationwide Field and Archival
Sources 22
2.4.1 Research Problem 23
2.4.2 Methodology/ Theories 23
2.4.3 Data / Collection Methods 23
2.4.4 Findings Of The Research 23
2.5 Exploration of Work Zone Crash Causes and Implications for Safety Performance
Measurement Programs 24
2.5.1 Research Problem 24
2.5.2 Methodology/ Theories 24
2.5.3 Data / Collection Methods 24
2.5.4 Findings Of The Research 24
2.6 Parameters affecting MPT (IRC: SP: 55 2014) 25
2.6.1 Planning Phase 26
2.6.2 Design Phase 26
2.6.3 Implementation Phase 27
2.6.4 Operation and maintenance phase 28
2.6.5 Close out Phase 28
3. METHODOLOGY 29
4. DATA COLLECTION 33
4.1 Accident Data 33
4.2 Case Study (Ahmedabad Metro Rail Project, CH-0 TO CH-2, Gandhinagar) 36
4.2.1 Requirements of WTMP 39
4.2.2 Work Zone Existing Traffic Management Plans 42
4.2.3 Gayatri Mandir Road diversion 47
4.2.4 Opposite road side barricading 48
4.2.5 Diversion at CH-2 Circle 49
5. DATA ANALYSIS 51
5.1 Work Zone New Traffic Management Plan ...........
5.1.1 Taper length 52
5.1.2 Road Signage Background 55
5.1.3 First sign from the start 58
5.1.4 Minimum distance between two signs 59
5.1.5 Work zone end length 61
1.3. Diversion planning at CH-3 to CH-2 Circle 63
5.1.6 Actual diversion at site 64
6. CONCLUSION 67
7. REFERENCES 69