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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 58 · 40 questions
TalentJR

Engineer's tip (How does it hold up?): Beam: flat deck on supports, short spans; spans = length ÷ span length. Arch: curved, in compression, pushes out on its ends. Suspension: deck hangs from cables (tension) over towers (compression); longest spans.

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  1. 1.Which of these is an arch bridge? (a) cables tied down at ends (b) tall towers hold cables (c) a rope bridge in hills (d) a curve under the deck
  2. 2.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  3. 3.Which of these is an arch bridge? (a) pushes out on its ends (b) deck hangs from cables (c) a log across a stream (d) a flat deck on piers
  4. 4.🌉 A beam bridge 600 m long is split by piers into 12 equal spans. How long is each span, in metres?
  5. 5.🌉 In a stone arch bridge, the stones are in … (a) tension (b) compression (c) friction (d) no force
  6. 6.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  7. 7.Which of these is a beam bridge? (a) cables tied down at ends (b) a curve under the deck (c) good for short gaps (d) stones squeezed together
  8. 8.🌉 In a suspension bridge, the main cables are in … (a) friction (b) tension (c) compression (d) no force
  9. 9.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) piers (d) nothing
  10. 10.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  11. 11.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 10 m. How many spans are there?
  12. 12.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) beam bridge (c) suspension bridge
  13. 13.Which of these is a suspension bridge? (a) the longest spans of all (b) stones squeezed together (c) a curve under the deck (d) pushes out on its ends
  14. 14.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  15. 15.True or false: “the simplest bridge” is an arch bridge. (a) False (b) True
  16. 16.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  17. 17.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) log bridge (c) arch bridge (d) beam bridge
  18. 18.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) arch bridge (c) suspension bridge
  19. 19.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  20. 20.Which of these is a suspension bridge? (a) a log across a stream (b) the simplest bridge (c) a curve under the deck (d) deck hangs from cables
  21. 21.🌉 A beam bridge is 400 m long. Piers split it into equal spans of 40 m. How many spans are there?
  22. 22.🌉 A beam bridge 165 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  23. 23.True or false: “a rope bridge in hills” is an arch bridge. (a) True (b) False
  24. 24.Which of these is an arch bridge? (a) a flat deck on piers (b) deck hangs from cables (c) the simplest bridge (d) stones squeezed together
  25. 25.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  26. 26.🌉 A beam bridge is 200 m long. Piers split it into equal spans of 20 m. How many spans are there?
  27. 27.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 20 m. How many spans are there?
  28. 28.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  29. 29.True or false: “a rope bridge in hills” is a beam bridge. (a) False (b) True
  30. 30.🌉 A beam bridge is 330 m long. Piers split it into equal spans of 30 m. How many spans are there?
  31. 31.🌉 A beam bridge is 405 m long. Piers split it into equal spans of 45 m. How many spans are there?
  32. 32.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  33. 33.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  34. 34.🌉 Which bridge type: “a rope bridge in hills”? (a) beam bridge (b) arch bridge (c) suspension bridge
  35. 35.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  36. 36.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True
  37. 37.🌉 A beam bridge is 165 m long. Piers split it into equal spans of 15 m. How many spans are there?
  38. 38.True or false: “good for short gaps” is a suspension bridge. (a) False (b) True
  39. 39.True or false: “stones squeezed together” is a beam bridge. (a) True (b) False
  40. 40.🌉 A beam bridge 80 m long is split by piers into 4 equal spans. How long is each span, in metres?

Answer key

  1. a curve under the deck
  2. True
  3. pushes out on its ends
  4. 50
  5. compression
  6. beam bridge
  7. good for short gaps
  8. tension
  9. piers
  10. True
  11. 10
  12. suspension bridge
  13. the longest spans of all
  14. True
  15. False
  16. arch bridge
  17. suspension bridge
  18. arch bridge
  19. suspension bridge
  20. deck hangs from cables
  21. 10
  22. 10
  23. False
  24. stones squeezed together
  25. True
  26. 10
  27. 4
  28. arch bridge
  29. False
  30. 11
  31. 9
  32. suspension bridge
  33. True
  34. suspension bridge
  35. True
  36. False
  37. 11
  38. False
  39. False
  40. 20

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