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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 921 · 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 flat deck on piers”? (a) arch bridge (b) suspension bridge (c) beam bridge
  2. 2.🌉 What holds up a long beam bridge in the middle? (a) piers (b) cables only (c) balloons (d) nothing
  3. 3.🌉 A beam bridge 300 m long is split by piers into 12 equal spans. How long is each span, in metres?
  4. 4.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  5. 5.🌉 A beam bridge 200 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  6. 6.True or false: “cables tied down at ends” is a beam bridge. (a) True (b) False
  7. 7.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  8. 8.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 15 m. How many spans are there?
  9. 9.True or false: “deck hangs from cables” is an arch bridge. (a) True (b) False
  10. 10.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  11. 11.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  12. 12.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  13. 13.Which of these is a beam bridge? (a) a curve under the deck (b) deck hangs from cables (c) a log across a stream (d) the longest spans of all
  14. 14.Which of these is a beam bridge? (a) good for short gaps (b) cables tied down at ends (c) a curve under the deck (d) stones squeezed together
  15. 15.🌉 A beam bridge is 140 m long. Piers split it into equal spans of 35 m. How many spans are there?
  16. 16.🌉 A beam bridge 60 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  17. 17.🌉 A beam bridge 180 m long is split by piers into 6 equal spans. How long is each span, in metres?
  18. 18.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  19. 19.Which of these is an arch bridge? (a) a flat deck on piers (b) good for short gaps (c) the longest spans of all (d) pushes out on its ends
  20. 20.🌉 A beam bridge 360 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  21. 21.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 50 m. How many spans are there?
  22. 22.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) suspension bridge (c) beam bridge
  23. 23.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) log bridge (c) suspension bridge (d) arch bridge
  24. 24.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  25. 25.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  26. 26.🌉 A beam bridge 150 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  27. 27.True or false: “pushes out on its ends” is a beam bridge. (a) False (b) True
  28. 28.Which of these is a beam bridge? (a) cables tied down at ends (b) stones squeezed together (c) tall towers hold cables (d) a flat deck on piers
  29. 29.Which of these is a suspension bridge? (a) a rope bridge in hills (b) good for short gaps (c) a log across a stream (d) a curve under the deck
  30. 30.Which of these is an arch bridge? (a) a flat deck on piers (b) the simplest bridge (c) a curve under the deck (d) a rope bridge in hills
  31. 31.True or false: “cables tied down at ends” is a suspension bridge. (a) True (b) False
  32. 32.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  33. 33.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  34. 34.🌉 Which bridge type: “deck hangs from cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  35. 35.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  36. 36.Which of these is a beam bridge? (a) tall towers hold cables (b) the simplest bridge (c) a rope bridge in hills (d) stones squeezed together
  37. 37.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  38. 38.🌉 A beam bridge 180 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  39. 39.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  40. 40.🌉 In a suspension bridge, the main cables are in … (a) compression (b) friction (c) tension (d) no force

Answer key

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

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