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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 145 · 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 a suspension bridge. (a) False (b) True
  2. 2.🌉 In a suspension bridge, the main cables are in … (a) no force (b) tension (c) compression (d) friction
  3. 3.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) piers (c) balloons (d) cables only
  4. 4.Which of these is a suspension bridge? (a) good for short gaps (b) tall towers hold cables (c) pushes out on its ends (d) a log across a stream
  5. 5.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  6. 6.🌉 A beam bridge 60 m long is split by piers into 2 equal spans. How long is each span, in metres?
  7. 7.🌉 A beam bridge 50 m long is split by piers into 5 equal spans. How long is each span, in metres?
  8. 8.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) log bridge (c) suspension bridge (d) arch bridge
  9. 9.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  10. 10.🌉 A beam bridge 175 m long is split by piers into 5 equal spans. How long is each span, in metres?
  11. 11.🌉 Which bridge type: “a log across a stream”? (a) arch bridge (b) suspension bridge (c) beam bridge
  12. 12.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  13. 13.🌉 A beam bridge 400 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  14. 14.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  15. 15.Which of these is an arch bridge? (a) the simplest bridge (b) a log across a stream (c) stones squeezed together (d) the longest spans of all
  16. 16.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) suspension bridge (c) beam bridge
  17. 17.Which of these is a beam bridge? (a) good for short gaps (b) the longest spans of all (c) a rope bridge in hills (d) a curve under the deck
  18. 18.🌉 A beam bridge is 30 m long. Piers split it into equal spans of 10 m. How many spans are there?
  19. 19.Which of these is a beam bridge? (a) pushes out on its ends (b) tall towers hold cables (c) a log across a stream (d) a curve under the deck
  20. 20.True or false: “good for short gaps” is a suspension bridge. (a) False (b) True
  21. 21.🌉 Which bridge type: “pushes out on its ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  22. 22.🌉 A beam bridge is 140 m long. Piers split it into equal spans of 35 m. How many spans are there?
  23. 23.🌉 A beam bridge 180 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  24. 24.True or false: “pushes out on its ends” is a suspension bridge. (a) False (b) True
  25. 25.🌉 In a stone arch bridge, the stones are in … (a) friction (b) tension (c) compression (d) no force
  26. 26.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  27. 27.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  28. 28.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) beam bridge (c) suspension bridge
  29. 29.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) suspension bridge (c) beam bridge
  30. 30.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  31. 31.🌉 Which bridge type: “stones squeezed together”? (a) beam bridge (b) arch bridge (c) suspension bridge
  32. 32.True or false: “a curve under the deck” is a suspension bridge. (a) True (b) False
  33. 33.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) arch bridge (c) beam bridge
  34. 34.🌉 A beam bridge is 135 m long. Piers split it into equal spans of 15 m. How many spans are there?
  35. 35.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  36. 36.🌉 A beam bridge is 150 m long. Piers split it into equal spans of 30 m. How many spans are there?
  37. 37.Which of these is a suspension bridge? (a) a flat deck on piers (b) a log across a stream (c) a rope bridge in hills (d) a curve under the deck
  38. 38.Which of these is an arch bridge? (a) tall towers hold cables (b) cables tied down at ends (c) deck hangs from cables (d) a curve under the deck
  39. 39.Which of these is a beam bridge? (a) the simplest bridge (b) deck hangs from cables (c) pushes out on its ends (d) cables tied down at ends
  40. 40.Which of these is a suspension bridge? (a) a log across a stream (b) pushes out on its ends (c) deck hangs from cables (d) a flat deck on piers

Answer key

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

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