Transcription of ブリッジコンテスト2006 －橋をつくってみよう－
1 18 . 200 .. 18 2006 8 10 11 . 9:30 15:30.. 9:30 9:40 10 1 . 9:40 10:00 20 2 . 10:00 10:20 20 3 . 10:20 10:40 20 4 . 10:40 11:10 30 5 . 11:10 11:20 10 tea break 8/10 . 11:20 11:40 20 6 . 11:40 12:10 30 7 . 12:10 12:40 30 lunch 12:40 14:00 80 8 . 14:00 14:10 10 tea break 14:10 15:30 80 8 . 9:30 9:50 20 9 . 9:50 10:50 60 10 . 10:50 11:00 10 tea break 11:00 12:00 60 11 . 12:00 12:40 40 lunch 8/11 12:40 12:50 10 12 . 12:50 13:00 10 13 . 13:00 14:00 60 14 . 14:00 14:10 10 tea break 14:10 15:10 60 14 . 15:10 15:30 20 15 . - 1 - . BUILDING THE ULTIMATE [SUSPENSION BRIDGE].. 200 .. [ ] .. - 2 - .. A 1 10cm 100N . B 1 20cm 200N . A B . 100N .. A. B.. A 100N (10cm 10cm)= N/mm2 1/8 1/12. B 200N (20cm 20cm)= N/mm2 . N/mm2 N/mm2.
2 1cm2 A . A . A 20cm .. 20cm 20cm)=400N.. - 3 - .. - 4 - .. , .. ( ) .. -5- . kg .. (. f b N mm 2. )= Pl bh 2. fb N/mm2 . P l (mm). b (mm). h (mm).. P. l 300 300. b 100 100. h 100 100. fb . -6- .. ( ) .. - 7 - - 8 - .. - 9 - .. 4 3000 .. 326 . 62 .. 2 .. 1,991 .. 890 . - 10 - .. H.. M B H 2. = Z=. Z 6 B.. (a) (c).. (b) (d).. (a) (b) .. (a) (b) (c) .. (d) . - 11 - .. 40m .. 1758 52 .. 45 55 . - 12 - .. 4 80 600mm .. 15m 40cm . balsa .. 50g .. 4 4 600mm 20 .. 60cm 50cm 5cm . 5cm 2cm 60cm .. 2 .. CAD . 25 .. - 13 - CAD .. view .. drawing .. drawing .. CAD . CAD Computer Aided Design .. CAD .. CAD .. CAD .. - 14 - CAD . [ ]. [ ] [AutoCAD 2004].. CAD .. [Esc] .. [ (D)] [ (L)] .. _line 1 .. [Enter] .. - 15 - . X . Y.
3 [ (D)] [ (G)] . 100,100. [Enter] . 200,200. 200,200 [Enter] .. 100,100.. @ .. [ (D)] [ (L)] .. 400,200 . @0,-100 .. 400,200. 500,200. 500,300. 400,300. 400,200 .. - 16 - .. [ (D)] [ (L)] .. @200<180 . 200 .. [ . ] [ ] [ ] [ . ] [ ] [ ] [ ] . [ ] [ ] [ . ] [ ] [ ] [ . ] [ ] [ ] . [ ] .. [ ] [ . ] .. [ (V)] .. 200. 1 .. 300 .. @300,200 . [Enter] . - 17 - . 200.. [ . (A)] . [ ] . [ ] [1. ][5 ] [0] . [200] .. OK. [ ] . [ ] . - 18 - .. 60mm . (M) (S) .. 60 Enter .. 60mm .. - 19 - . A B C . D . (M) (T) .. Enter . B C .. A . D .. - 20 - .. MS P.. 50 [ ] . ML . [Enter] .. - 21 - CAD . CAD ( .dwg) .. - 22 - . 1. 2 3 .. 1.. 2 .. A .. B .. 2.. 100 1 7 .. 1 . 1 .. 1 60 1 60 .. 100 1 m .. 3.. CAD .. GPS . GPS.. GPS .. !
4 !! - 23 - .. 10% .. 2tonf 1200tonf . 20 15 . 1 3 . 100cm/s 200cm/s 90cm/s 10cm 100cm 21cm 11 16 7 1 17 .. 1995 . 1940 . - 24 - .. - 25 - .. No. g . 111g 52g 17g (g . 1. 2. - 2. 6. - 3. 4. 5.. Bridge 1 2 3 4 5. No. (mm) P(g) (mm) P(g) (mm) P(g) (mm) P(g) (mm) P(g). 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50. - 27 - .. 916-8507 .. Tel 0778-62-1111 . Tel&Fax 0778-62-8305 .. Email . Website . Website . Website . - 28.)
