Provides presentation on driving and construction 3m dia steel tubular driven piles adopted for Padma Bridge in Bangladesh.

1. Padma multiPurPose Bridge Project
construction of steel tuBular Pile
foundation for main Bridge
riVer sPan Piers
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2. contents of Presentation
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1. Bridge Alignment – Overview
2. Overview of Substructure Component
3. Feature of Steel Tubular Pile
4. Equipment for Steel Tubular Pile Driving
5. Fabrication of Steel Pile
6. Setting of Pile Position in River
7. Driving of Steel Tubular Pile
8. Installation of Cofferdam for Pile Cap
9. Concrete plugging , Base Grouting etc.

3. 1. Bridge alignment - oVerVieW
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4. PmBP
.

5. PmBP
Bridge alignment
Janjira End
Mawa End
Down Stream

6. 2. feature of main Bridge suBstructure
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7. 1. Main Bridge Length : 6.15 Km
2. Nos. of Span and Span Length : 41 Nos.; 150m
3. Nos. of River Span Pier : 40 (P2 to P41)
4. Nos. of Transition Pier (Bank) : 2 (P1 & P42)
5. Nos. of Pile per Pier (River) : 6 for 18 & 7 for 22 Piers
(Driven Steel Tubular Pile)
6. Total Nos. of Piles for River Span Pier : 6x18+7x22 = 262
7. Nos. of Piles per Transition Pier : 16 (Bored CIP Pile)
8. Total Nos. of Pile for Transition Piers : 2x16 = 32
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salient feature of suBstructure/foundation

8. PmBP
River Span Pier (40 Nos.)
Pile Cap on 6
Nos. Steel Piles
IN BRIDGE SUBSTRUCTURE- RIVER SPAN

9. PmBP
Transition Pier- 2 Nos.
Viaduct Piers
TRANSITION PIER- END SPAN

10. riVer sPan Pier suBstructure
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Pier Shape : Rectangular-Hollow
Pier Column Size : 8m x 4.8m
Pile Cap Shape : Hexagonal
Pile Cap Top : +6.5m PWD
Pile Cap Bottom : +1.0m PWD
Pile Cap Depth : 5.5m
Max. Pier Ht. : 17.38m
SHWL : 6.3m PWD

11. PmBP
Plan VieW of Pile caP – riVer sPan
Pile Cap Size : 18.66mx 16.16m
Pile Cap Depth : 5.5m
Pile Cap Bottom : +1.0m PWD
Pile Spacing : 5.0m (at soffit)

12. PmBP
3d VieW of Pile grouP – riVer sPan Pier
Pile Cap Size : 18.66mx 16.16m
Pile Cap Depth : 5.5m
Pile Spacing : 5.0m (at soffit)

13. PmBP
3d VieW of Pile grouP – riVer sPan Pier
Pile Cap Size : 18.66mx 16.16m
Pile Cap Depth : 5.5m
Pile Spacing : 5.0m (at soffit)

14. 3. steel tuBular Pile for riVer sPan Pier
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15. PmBP
feature of steel tuBular Pile- riVer sPan Pier
1. Pile Type : Steel Tubular Rake Driven Pile
2. Pile Diameter : 3.0m ( OD)
3. Pile Wall Thickness : 60mm (Gen.); 80mm at Pile Shoe
4. Cut-off Level : +1.75m PWD (inside the pile cap)
5. Pile Toe Level : -122m;-114m PWD; -106m;-104m; -98m PWD
6. Pile Rake : 1 in 6
7. Pile Length (Rake) : Max. 125.45m; Min. 101.125m
8. Max. Design Axial Load : 87.6MN; 84.5 MN
9. Design Scour Level : -62m & -47m PWD (100 Year RP)

16. steel tuBular Pile – riVer sPan Pier
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• Conc. Plug Top : 15m
• Comp. Sand Fill : Middle
• Conc. Plug Bott. : 10m
• Soil Plug : 5m
Soil Plug
Bott. Conc. Plug

17. PmBP
4. eQuiPments for steel Pile driVing

18. list of some Pile driVing eQuiPment
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1. Hydraulic Hammer : MENCK –MHU 3500s; MHU2400s
2. Hydraulic Hammer : IHC- 3000; IHC-2000
3. Hydraulic Hammer : MHU – 550s
4. Vibrating Hammer : APE-600B
5. Floating Crane Barge : 1000 Ton
6. Floating Crane Barge : 500 ton
7. Floating Crane Barge : 200 Ton
8. Positioning Platform : Setting of Pier/Pile Position
9. Guide Frame : Setting of Pile Rake for Driving

19. Pile driVing Hammer : mHu 2400
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MENCK HAMMER UNIT

20. Pile driVing Hammer : mHu 2400
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1. Max. Rated Energy : 2400 KJ
2. Min. Energy : 240 KJ
3. RAM Weight : 120 Ton
4. Hammer Weight : 244 Ton
5. Hammer Length : 16.20m
6. Origin : Germany

21. Pile driVing Hammer : mHu 2400
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22. Pile driVing Hammer : iHc 2000
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1. Max. Rated Energy : 2000 KJ
2. Min. Energy : 200 KJ
3. RAM Weight : 120 Ton
4. Hammer Weight : 310 Ton
5. Hammer Length : 22.26m
6. Origin : Netherland

23. Pile driVing Hammer : iHc 2000
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24. Hammer lifting crane: 1000 ton
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lifting crane : 500 ton

25. Hammer lifting crane: 1000 ton
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26. construction seQuence of steel tuBular driVen Pile
1. Pile Fabrication/Manufacture at Workshop
2. Setting of Positioning Platform and Guide Frame in the River
3. Lifting & Setting of Pile (Bottom Section) on Guide Frame
4. Setting of Driving Hammer on Pile and complete the Driving of Bottom Sec
5. Partial Soil Removal from Bottom Section
6. Placing of Top Section on Driven Part and Splicing with FCAW (Welding)
7. Driving of Pile Top Section to Design Level and Repeat for Remaining Piles
8. Installation of Suspended Cofferdam on Pile Group and Sealing Bottom
9. Carryout Soil Removal, BG Hardware Installation, Concrete Plug, Base Grouting
10. Sand Filling, Rebar Installation and top Concrete Plugging.
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27. PmBP
5. faBrication of steel tuBular Pile

28. Pile faBrication/manufacture from steel Plate
Plate Origin : China
Plate Size : 9.27mx3.22m
Thickness : 60mm
Grade : BS EN 10025 S355
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Pre-Bending of Plate

29. Pile faBrication/manufacture from steel Plate
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30. Pile faBrication/manufacture : Video
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31. Pile faBrication/manufacture : Video
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32. Pile faBrication/manufacture from steel Plate
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33. Pile faBrication/manufacture
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34. Pile faBrication/manufacture : Welding
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35. Pile faBrication/manufacture from steel Plate
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NDT(UT) for Welding Quality
RE-Rolling of Pile Segment

36. Pile faBrication/manufacture :
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Straightness Check
Diameter Check

37. Pile faBrication/manufacture :
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38. Pile faBrication/manufacture : transPortation & storage
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Pile Storage in River
Bottom Section : 71m
Top Section : 48m

39. PmBP
6. setting of Pile Position in tHe riVer

40. Positioning Platform – Plan VieW
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41. installation of Positioning Platform
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42. Positioning Platform
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43. comPlete Positioning Platform
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44. comPlete Positioning Platform
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Positioning Pile
Positioning Platform

45. Positioning Platform
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46. guide frame on Barge
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Guide Frame Transporting

47. lifting of guide frame on Platform
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48. setting of guide frame on Platform
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49. setting of guide frame on Platform
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50. lifting of Pile from Barge
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51. Positioning of Pile on guide frame
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52. setting of Pile to guide frame
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53. 7. driVing of Pile By Hydraulic Hammer
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54. Hydraulic Hammer mHu2400
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55. PreParation of Hammer lifting
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56. lifting of Hammer
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57. Placing of Hammer on Pile

58. setting of Hammer on Pile toP
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59. driVing of steel Pile : Video PmBP

60. driVing of steel Pile : Video PmBP

61. driVing of steel Pile : Video
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62. driVing of steel Pile : Video
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63. sPlicing of Pile toP section PmBP

64. sPlicing of Pile toP section PmBP

65. driVing of Pile toP section PmBP

66. comPletion of driVing PmBP
1. Total Avg. Blow Count : 20000 Nos.
2. Blow Count for Top Sec. : 15000 Nos.
3. Max. Energy per Blow : 2400 KJ
4. Avg. Penetration/Blow : 1.75 mm
5. Driving Resistance (Blow/0.25m) : 150
6. Avg. Time for Full Driving : 20 hours
7. Bottom Sec. Driving Time : 6 hours
8. Top Section Driving Time : 14 hours
nominal driVing record:

67. Pda test after driVing of steel Pile : Video
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68. monitoring of Pile driVing: Video PmBP

69. monitoring of Pile driVing: Video PmBP

70. record sHeet of Pile driVing: PmBP

71. record sHeet of Pile driVing: PmBP

72. 8. susPended cofferdam for Pile caP
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73. susPended cofferdam for Pile caP
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74. cofferdam transPortation
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75. cofferdam installation on Pile grouP
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76. cofferdam Bottom sealing concrete
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77. cofferdam Bottom after sealing
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78. 9. soil remoVal and Bottom concrete Plug
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79. arrangement for soil remoVal
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80. drilling Bit for soil remoVal
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81. rcd rig for soil remoVal
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82. soil remoVal from Pile after driVing
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83. soil remoVal from Pile after driVing
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84. installation of Base grouting HardWare
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85. casting of concrete Plug at Pile Bottom
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86. Base grouting /Base Preloading of Pile
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87. Base grouting /Base Preloading of Pile
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88. monitoring of Base grouting Pressure at circuits
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89. sand filling and comPaction inside Pile
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90. concreting for toP Plug
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91. PmBP
making of Padma Bridge : sHort Video By mBec

92. PmBP
making of Padma Bridge : sHort Video By kec

93. PmBP
tHank you for attention