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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 225 · 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 curve under the deck” is a suspension bridge. (a) False (b) True
  2. 2.Which of these is a suspension bridge? (a) a curve under the deck (b) deck hangs from cables (c) stones squeezed together (d) a log across a stream
  3. 3.Which of these is a beam bridge? (a) a rope bridge in hills (b) deck hangs from cables (c) pushes out on its ends (d) good for short gaps
  4. 4.🌉 A beam bridge 440 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  5. 5.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  6. 6.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  7. 7.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) beam bridge (c) suspension bridge
  8. 8.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) piers (d) balloons
  9. 9.🌉 A beam bridge 330 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  10. 10.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  11. 11.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  12. 12.Which of these is a beam bridge? (a) tall towers hold cables (b) a curve under the deck (c) a log across a stream (d) stones squeezed together
  13. 13.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) beam bridge (c) suspension bridge
  14. 14.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) arch bridge (c) beam bridge
  15. 15.🌉 A beam bridge 105 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  16. 16.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  17. 17.Which of these is an arch bridge? (a) deck hangs from cables (b) a log across a stream (c) a curve under the deck (d) good for short gaps
  18. 18.🌉 In a stone arch bridge, the stones are in … (a) friction (b) no force (c) compression (d) tension
  19. 19.Which of these is an arch bridge? (a) a log across a stream (b) pushes out on its ends (c) deck hangs from cables (d) good for short gaps
  20. 20.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 40 m. How many spans are there?
  21. 21.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  22. 22.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 15 m. How many spans are there?
  23. 23.🌉 In a suspension bridge, the main cables are in … (a) tension (b) no force (c) compression (d) friction
  24. 24.🌉 A beam bridge 495 m long is split by piers into 11 equal spans. How long is each span, in metres?
  25. 25.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  26. 26.Which of these is a suspension bridge? (a) pushes out on its ends (b) a rope bridge in hills (c) the simplest bridge (d) a flat deck on piers
  27. 27.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) beam bridge (c) suspension bridge
  28. 28.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  29. 29.🌉 A beam bridge 180 m long is split by piers into 4 equal spans. How long is each span, in metres?
  30. 30.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  31. 31.🌉 A beam bridge is 175 m long. Piers split it into equal spans of 35 m. How many spans are there?
  32. 32.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 15 m. How many spans are there?
  33. 33.🌉 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?
  34. 34.True or false: “a rope bridge in hills” is a beam bridge. (a) True (b) False
  35. 35.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  36. 36.True or false: “deck hangs from cables” is an arch bridge. (a) True (b) False
  37. 37.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  38. 38.🌉 A beam bridge 440 m long is split by piers into 11 equal spans. How long is each span, in metres?
  39. 39.🌉 A beam bridge 300 m long is split by piers into 12 equal spans. How long is each span, in metres?
  40. 40.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False

Answer key

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

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