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Cau kien 36 70

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Cau kien 36 70

  1. 1. Tr×nh tù thi c«ng 36
  2. 2. Thi c«ng khèi ®Ønh trô PW P1 3 37
  3. 3. Thi c«ng khèi ®Ønh trô 38
  4. 4. L¾p ®Æt xe l¾p hÉng PW P 13 39
  5. 5. L¾p ®Æt xe l¾p hÉng 40
  6. 6. Thö t¶i xe l¾p hÉng 41
  7. 7. Tr×nh tù l¾p ®Æt c¸c khèi dÇm 1. Launching and setting the Erection Nose 3. Lifting the segment 8. Application of the epoxy-bonding agent Ere ction Nos e Erection Nose Er ection No se 2 0 0 2 0 2 0 2 1 . 5 . 2 5 1 1 . 5 2 300 300 Mobile Scaffold ing Mobile Scaffold ing Mob ile Scaff olding 4. Setting the movable scaffolding 9. Jointing and stressing of the PC-bars Er ection No se Ere ction Nos e 2. Lowering the lifting beam and attach to the segment Cha in b lock for g a de ad jus tm ent - r Erection Nose 2 0 2 0 1 . 5 2 2 1 . 5 . 2 5 1 300 Mobil e Scaffol ding Mobile Scaffold ing Jointing sahll be carried out with final adjustment of segment alignment 5. Positioning segment in longitudinal and tranversal direction 6. Adjusting elvation and longitudinal grade of segment Mob ile Scaff olding 7. Coupling PC-bars 10. Releaseing the lifting frame Ere ction Nos e Er ection No se Cha in-b loc k for g a de ad jus tm ent r 0 2 0 0 2 0 2 2 1 . 5 1 . 5 2 Ba rge 300 Mobile Scaffold ing Mobil e Scaffol ding 42
  8. 8. L¾p ®Æt khèi thø nhÊt PW P13 43
  9. 9. L¾p ®Æt khèi thø nhÊt 44
  10. 10. L¾p ®Æt khèi thø nhÊt 45
  11. 11. L¾p ®Æt khèi thø nhÊt 46
  12. 12. Chi tiÕt mèi nèi −ít B B A A 477 534 PC Bar C L 2500 3100 2250 2250 3100 C C 2500 300 1950 300 2100 300 900 900 300 2100 300 1950 300 T e mp o r a r y S u p p o rt 300 1 2 544 270 455 B l oc k C o n cr e t e 300 1200 300 2100 300 900 900 300 2100 300 1200 300 2400 2250 2250 2400 A A A - A B B D E F T e m po r a r y Su p p o r t Bl o c k Co n c r e t e PC Bar C T e m p o ra r y S up p o r t L 2500 3100 2250 2250 3100 C C 2500 300 1950 300 2100 300 900 900 300 2100 300 1950 300 PC Bar T e mp o r a r y S u p p o rt 300 270 B l oc k C o n cr e t e 300 1200 300 2100 300 900 900 300 2100 300 1200 300 2400 2250 2250 2400 B - B E - E W o od e n F or m w o r k f o r B l oc k C o nc r e t e D E F Detail of Tem porary Suppo rt C - C B l o c k C o n c r et e 5 0 ~1 8 0 L 10 Main Span PC B a r L =300mm Q=7p cs. L =400mm Q=5p cs. Side Span L =300mm Q=5p cs. Jack Base L =400mm Q=7p cs. S t ee l P i p e φ4 2 . 7 S t e e l P l a t e 1 5 0 X 1 50 X 1 0 D - D F - F Note - Ty pe o f con cret e fo r th e Blo ck C oncr ete shall be the same as f or t he w et j oint. - Al l PC Bars sha ll b e co nnect ed a nd t ight ened up b y ha nd b efore cas ting Blo ck Co ncre te. - Th e te mpora ry s uppo rts shall be remo ved after the Blo ck C oncre te i s pl aced and with the com press ion stre ngth of 1 4MPa . - De sign ated PC b ars shal l be stre ssed wit h foc e of 200 KN p er ea ch b efor e ca sting con cret e in whol e we t jo int. 47
  13. 13. L¾p ®Æt cót nèi PC bar 48
  14. 14. Thi c«ng mèi nèi −ít 49
  15. 15. Thi c«ng mèi nèi −ít (v¸n khu«n trong) 50
  16. 16. Thi c«ng mèi nèi −ít (khèi bª t«ng ®Þnh vÞ) 51
  17. 17. Thi c«ng mèi nèi −ít (khèi bª t«ng ®Þnh vÞ) 52
  18. 18. C¨ng kÐo pc bar 53
  19. 19. L¾p ®Æt khèi dÇm hép ë ngoµi s«ng 54
  20. 20. VËn chuyÓn khèi dÇm tõ cÇu tµu vµo vÞ trÝ b»ng xµ lan 55
  21. 21. Dïng cÈu næi ®Ó nhÊc dÇm 56
  22. 22. Dïng cÈu næi ®Ó nhÊc dÇm 57
  23. 23. ChuyÓn t¶i träng dÇm tõ cÈu næi sang xe l¾p 58
  24. 24. N©ng dÇm lªn vÞ trÝ b»ng xe l¾p hÉng 59
  25. 25. L¾p ®Æt c¸c khèi dÇm kh¸c 60
  26. 26. Liªn kÕt c¸c khèi dÇm 61
  27. 27. chuÈn bÞ bÒ mÆt mèi nèi 62
  28. 28. chuÈn bÞ bÒ mÆt mèi nèi 63
  29. 29. D¸n keo expoxy 64
  30. 30. D¸n keo expoxy 65
  31. 31. D¸n keo expoxy 66
  32. 32. D¸n keo expoxy 67
  33. 33. Mèi nèi dÇm 68
  34. 34. C¨ng kÐo thanh pc bar 69
  35. 35. 6 – c«ng nghÖ c¨ng chØnh d©y v¨ng 70

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