Contents
Acknowledgement IV
Abstract V
List OF Tables VIII
List of Figures X
List of Abbreviations XI
1. Introduction 1
1.1 General 1
1.2 Need for study 1
1.3 About MBSIR (Mandal Bechraji Special Investment Region) 3
1.4 Objective 3
1.5 Methodology 4
1.6 Scope of study 8
2. Literature review 9
2.1Prestressed precast concrete pavement (PPCP) 9
2.2Performance and evaluation of PPCP 9
2.3 Life cycle cost analysis 10
2.4 Precast Prestressed Concrete Pavement (PPCP) construction methodology 11
2.4.1 Prestressting tendons 14
2.4.2 System for post tensioning 14
2.4.3 Prestress losses for post tensioning 14
2.4.4 Installation of PPCP 15
2.4.4.1 Panel-base interface 17
2.4.4.2 Panel placement 18
2.4.4.3 Tendon duct grouting 19
2.4.4.4 Section anchoring 19
2.4.4.5 Panel undersealing 19
2.4.4.6 Joint sealing 19
2.4.4.7 Surface treatment 19
2.5 Cast in situ concrete pavement construction methodology 20
2.5.1 Types of cast in-situ pavement 20
2.5.2 Construction procedure 20
2.5.2.1 Preparation of sub grade 21
2.5.2.2 Preparation of granular sub base 21
2.5.2.3 Preparation of WMM 22
2.5.2.4 DLC construction 22
2.5.2.5 PQC construction 23
3. Life Cycle Cost Analysis (LCCA) 25
3.1 Discount rate 25
3.2 Analysis period 25
3.3 Net Present Value 26
3.4 Direct owner/ agency cost 26
3.5 User cost 27
4. LCCA model 29
4.1 Cost of PPCP 32
4.1.1 Quantity of panels 34
4.1.2 Estimation of duration for casting of slabs in yard 36
4.1.3 Estimation of duration required for placing and post tensioning 36
4.1.4 Land rental 38
4.1.5 Prestress yard setup 38
4.1.6 Operating cost of plants and machines 40
4.1.7 Man power for prestress yard 46
4.1.8 Cost of materials 47
4.1.9 Base and sub-base layers 49
4.1.10 Transportation, Placing and Post-tensioning of panels 50
4.1.11 Joints Sealing 53
4.1.12 Total cost of construction OF PPCP 53
4.1.13 Maintenance cost 54
4.1.14 Life cycle cost of PPCP 56
4.2 Cost of JRCP 57
4.2.1 Maintenance cost of JRCP 62
4.2.2 Life cycle cost of JRCP 64
5. Comparison (PPVP & JRCP) 65
6. Conclusion 71
References 73
Annexure/Appendix 75