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Cau kien 36 70
- 1. Tr×nh tù thic«ng 36
- 2. Thi c«ng khèi®Ønh trô PW P1 3 37
- 3. Thi c«ng khèi®Ønh trô 38
- 4. L¾p ®Æt xel¾p hÉng PW P 13 39
- 5. L¾p ®Æt xel¾p hÉng 40
- 6. Thö t¶i xel¾p hÉng 41
- 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. L¾p ®Æt khèithø nhÊt PW P13 43
- 9. L¾p ®Æt khèithø nhÊt 44
- 10. L¾p ®Æt khèithø nhÊt 45
- 11. L¾p ®Æt khèithø nhÊt 46
- 12. Chi tiÕt mèinèi −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. L¾p ®Æt cótnèi PC bar 48
- 14. Thi c«ng mèinèi −ít 49
- 15. Thi c«ng mèinèi −ít (v¸n khu«n trong) 50
- 16. Thi c«ng mèinèi −ít (khèi bª t«ng ®Þnh vÞ) 51
- 17. Thi c«ng mèinèi −ít (khèi bª t«ng ®Þnh vÞ) 52
- 18. C¨ng kÐo pcbar 53
- 19. L¾p ®Æt khèidÇm hép ë ngoµi s«ng 54
- 20. VËn chuyÓn khèidÇm tõ cÇu tµu vµo vÞ trÝ b»ng xµ lan 55
- 21. Dïng cÈu næi®Ó nhÊc dÇm 56
- 22. Dïng cÈu næi®Ó nhÊc dÇm 57
- 23. ChuyÓn t¶i trängdÇm tõ cÈu næi sang xe l¾p 58
- 24. N©ng dÇm lªnvÞ trÝ b»ng xe l¾p hÉng 59
- 25. L¾p ®Æt c¸ckhèi dÇm kh¸c 60
- 26. Liªn kÕt c¸ckhèi dÇm 61
- 27. chuÈn bÞ bÒmÆt mèi nèi 62
- 28. chuÈn bÞ bÒmÆt mèi nèi 63
- 29.
- 30.
- 31.
- 32.
- 33. Mèi nèi dÇm 68
- 34. C¨ng kÐo thanhpc bar 69
- 35. 6 – c«ngnghÖ c¨ng chØnh d©y v¨ng 70