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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 450 · 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.True or false: “a rope bridge in hills” is an arch bridge. (a) True (b) False
  2. 2.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) compression (d) no force
  3. 3.Which of these is a beam bridge? (a) stones squeezed together (b) pushes out on its ends (c) the longest spans of all (d) a log across a stream
  4. 4.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  5. 5.🌉 What holds up a long beam bridge in the middle? (a) piers (b) balloons (c) nothing (d) cables only
  6. 6.🌉 A beam bridge 50 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  7. 7.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) suspension bridge (c) beam bridge
  8. 8.Which of these is an arch bridge? (a) the longest spans of all (b) a log across a stream (c) a curve under the deck (d) a flat deck on piers
  9. 9.Which of these is a beam bridge? (a) stones squeezed together (b) deck hangs from cables (c) a curve under the deck (d) a flat deck on piers
  10. 10.🌉 A beam bridge 80 m long is split by piers into 2 equal spans. How long is each span, in metres?
  11. 11.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  12. 12.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 10 m. How many spans are there?
  13. 13.Which of these is a beam bridge? (a) cables tied down at ends (b) the longest spans of all (c) tall towers hold cables (d) good for short gaps
  14. 14.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) beam bridge (c) log bridge (d) arch bridge
  15. 15.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 25 m. How many spans are there?
  16. 16.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  17. 17.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) beam bridge (c) arch bridge
  18. 18.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False
  19. 19.Which of these is an arch bridge? (a) good for short gaps (b) cables tied down at ends (c) stones squeezed together (d) the simplest bridge
  20. 20.True or false: “deck hangs from cables” is a suspension bridge. (a) True (b) False
  21. 21.Which of these is an arch bridge? (a) the simplest bridge (b) a flat deck on piers (c) pushes out on its ends (d) deck hangs from cables
  22. 22.True or false: “deck hangs from cables” is a beam bridge. (a) False (b) True
  23. 23.🌉 A beam bridge 140 m long is split by piers into 4 equal spans. How long is each span, in metres?
  24. 24.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  25. 25.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  26. 26.🌉 A beam bridge 245 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  27. 27.🌉 A beam bridge is 315 m long. Piers split it into equal spans of 35 m. How many spans are there?
  28. 28.True or false: “a flat deck on piers” is a suspension bridge. (a) False (b) True
  29. 29.True or false: “a curve under the deck” is an arch bridge. (a) True (b) False
  30. 30.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  31. 31.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  32. 32.Which of these is a suspension bridge? (a) stones squeezed together (b) cables tied down at ends (c) good for short gaps (d) pushes out on its ends
  33. 33.True or false: “the simplest bridge” is an arch bridge. (a) True (b) False
  34. 34.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) suspension bridge (c) arch bridge
  35. 35.Which of these is a suspension bridge? (a) deck hangs from cables (b) stones squeezed together (c) a curve under the deck (d) a flat deck on piers
  36. 36.🌉 Which bridge type: “pushes out on its ends”? (a) arch bridge (b) suspension bridge (c) beam bridge
  37. 37.🌉 A beam bridge 75 m long is split by piers into 3 equal spans. How long is each span, in metres?
  38. 38.🌉 A beam bridge 250 m long is split by piers into 5 equal spans. How long is each span, in metres?
  39. 39.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) suspension bridge (c) arch bridge
  40. 40.🌉 A beam bridge 165 m long is split by piers into 11 equal spans. How long is each span, in metres?

Answer key

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

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