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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 409 · 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: “cables tied down at ends” is a beam bridge. (a) True (b) False
  2. 2.True or false: “stones squeezed together” is a suspension bridge. (a) True (b) False
  3. 3.Which of these is a suspension bridge? (a) pushes out on its ends (b) tall towers hold cables (c) a flat deck on piers (d) stones squeezed together
  4. 4.True or false: “the simplest bridge” is an arch bridge. (a) False (b) True
  5. 5.Which of these is a beam bridge? (a) the longest spans of all (b) a curve under the deck (c) stones squeezed together (d) good for short gaps
  6. 6.🌉 A beam bridge 350 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  7. 7.🌉 A beam bridge 320 m long is split by piers into 8 equal spans. How long is each span, in metres?
  8. 8.Which of these is a suspension bridge? (a) deck hangs from cables (b) a curve under the deck (c) pushes out on its ends (d) the simplest bridge
  9. 9.Which of these is a suspension bridge? (a) the simplest bridge (b) good for short gaps (c) stones squeezed together (d) the longest spans of all
  10. 10.🌉 What holds up a long beam bridge in the middle? (a) piers (b) nothing (c) cables only (d) balloons
  11. 11.Which of these is a beam bridge? (a) stones squeezed together (b) a flat deck on piers (c) a curve under the deck (d) a rope bridge in hills
  12. 12.🌉 A beam bridge 60 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  13. 13.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  14. 14.True or false: “the longest spans of all” is a beam bridge. (a) False (b) True
  15. 15.🌉 A beam bridge is 540 m long. Piers split it into equal spans of 45 m. How many spans are there?
  16. 16.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  17. 17.Which of these is a beam bridge? (a) a rope bridge in hills (b) tall towers hold cables (c) a curve under the deck (d) the simplest bridge
  18. 18.🌉 A beam bridge is 200 m long. Piers split it into equal spans of 20 m. How many spans are there?
  19. 19.🌉 In a suspension bridge, the main cables are in … (a) compression (b) friction (c) tension (d) no force
  20. 20.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  21. 21.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  22. 22.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) log bridge (c) beam bridge (d) arch bridge
  23. 23.Which of these is a beam bridge? (a) pushes out on its ends (b) a curve under the deck (c) a log across a stream (d) the longest spans of all
  24. 24.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) beam bridge (c) suspension bridge
  25. 25.🌉 A beam bridge is 210 m long. Piers split it into equal spans of 30 m. How many spans are there?
  26. 26.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  27. 27.🌉 A beam bridge is 360 m long. Piers split it into equal spans of 30 m. How many spans are there?
  28. 28.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  29. 29.🌉 A beam bridge 60 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  30. 30.🌉 A beam bridge is 30 m long. Piers split it into equal spans of 15 m. How many spans are there?
  31. 31.Which of these is an arch bridge? (a) tall towers hold cables (b) a log across a stream (c) good for short gaps (d) pushes out on its ends
  32. 32.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  33. 33.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  34. 34.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) suspension bridge (c) arch bridge
  35. 35.True or false: “a curve under the deck” is a suspension bridge. (a) True (b) False
  36. 36.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  37. 37.🌉 A beam bridge 495 m long is split by piers into 11 equal spans. How long is each span, in metres?
  38. 38.🌉 A beam bridge 105 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  39. 39.Which of these is an arch bridge? (a) the simplest bridge (b) cables tied down at ends (c) a curve under the deck (d) the longest spans of all
  40. 40.🌉 A beam bridge is 135 m long. Piers split it into equal spans of 15 m. How many spans are there?

Answer key

  1. False
  2. False
  3. tall towers hold cables
  4. False
  5. good for short gaps
  6. 9
  7. 40
  8. deck hangs from cables
  9. the longest spans of all
  10. piers
  11. a flat deck on piers
  12. 2
  13. True
  14. False
  15. 12
  16. arch bridge
  17. the simplest bridge
  18. 10
  19. tension
  20. True
  21. True
  22. suspension bridge
  23. a log across a stream
  24. suspension bridge
  25. 7
  26. suspension bridge
  27. 12
  28. True
  29. 5
  30. 2
  31. pushes out on its ends
  32. suspension bridge
  33. arch bridge
  34. beam bridge
  35. False
  36. True
  37. 45
  38. 6
  39. a curve under the deck
  40. 9

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