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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 230 · 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 bridge type: “a curve under the deck”? (a) beam bridge (b) suspension bridge (c) arch bridge
  2. 2.Which of these is an arch bridge? (a) tall towers hold cables (b) stones squeezed together (c) a flat deck on piers (d) good for short gaps
  3. 3.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  4. 4.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  5. 5.Which of these is an arch bridge? (a) deck hangs from cables (b) good for short gaps (c) a curve under the deck (d) a log across a stream
  6. 6.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  7. 7.🌉 In a stone arch bridge, the stones are in … (a) no force (b) compression (c) friction (d) tension
  8. 8.Which of these is an arch bridge? (a) the longest spans of all (b) tall towers hold cables (c) pushes out on its ends (d) good for short gaps
  9. 9.🌉 What holds up a long beam bridge in the middle? (a) cables only (b) piers (c) balloons (d) nothing
  10. 10.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  11. 11.True or false: “pushes out on its ends” is a suspension bridge. (a) False (b) True
  12. 12.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  13. 13.Which of these is a beam bridge? (a) cables tied down at ends (b) stones squeezed together (c) the simplest bridge (d) pushes out on its ends
  14. 14.Which of these is a beam bridge? (a) a flat deck on piers (b) cables tied down at ends (c) the longest spans of all (d) stones squeezed together
  15. 15.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) suspension bridge (c) arch bridge
  16. 16.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  17. 17.Which of these is a beam bridge? (a) stones squeezed together (b) a rope bridge in hills (c) a log across a stream (d) pushes out on its ends
  18. 18.True or false: “pushes out on its ends” is a beam bridge. (a) False (b) True
  19. 19.True or false: “a log across a stream” is a suspension bridge. (a) True (b) False
  20. 20.🌉 In a suspension bridge, the main cables are in … (a) compression (b) tension (c) friction (d) no force
  21. 21.🌉 A beam bridge 420 m long is split by piers into 12 equal spans. How long is each span, in metres?
  22. 22.🌉 A beam bridge 90 m long is split by piers into 9 equal spans. How long is each span, in metres?
  23. 23.🌉 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?
  24. 24.Which of these is a suspension bridge? (a) good for short gaps (b) the simplest bridge (c) a flat deck on piers (d) tall towers hold cables
  25. 25.🌉 A beam bridge is 280 m long. Piers split it into equal spans of 35 m. How many spans are there?
  26. 26.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  27. 27.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  28. 28.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  29. 29.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) suspension bridge (c) log bridge (d) beam bridge
  30. 30.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  31. 31.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) beam bridge (c) suspension bridge
  32. 32.True or false: “a flat deck on piers” is an arch bridge. (a) False (b) True
  33. 33.Which of these is a suspension bridge? (a) good for short gaps (b) stones squeezed together (c) deck hangs from cables (d) a log across a stream
  34. 34.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  35. 35.🌉 A beam bridge 80 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  36. 36.🌉 A beam bridge 30 m long is split by piers into 3 equal spans. How long is each span, in metres?
  37. 37.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  38. 38.🌉 A beam bridge 30 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  39. 39.🌉 A beam bridge 180 m long is split by piers into 4 equal spans. How long is each span, in metres?
  40. 40.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True

Answer key

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

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