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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 902 · 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.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 15 m. How many spans are there?
  2. 2.Which of these is a suspension bridge? (a) a flat deck on piers (b) the simplest bridge (c) pushes out on its ends (d) the longest spans of all
  3. 3.🌉 In a suspension bridge, the main cables are in … (a) no force (b) friction (c) compression (d) tension
  4. 4.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  5. 5.True or false: “tall towers hold cables” is a beam bridge. (a) False (b) True
  6. 6.🌉 A beam bridge 225 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  7. 7.🌉 A beam bridge 75 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  8. 8.🌉 A beam bridge is 400 m long. Piers split it into equal spans of 40 m. How many spans are there?
  9. 9.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  10. 10.Which of these is a suspension bridge? (a) the simplest bridge (b) pushes out on its ends (c) tall towers hold cables (d) stones squeezed together
  11. 11.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) suspension bridge (c) arch bridge
  12. 12.Which of these is a beam bridge? (a) a log across a stream (b) stones squeezed together (c) tall towers hold cables (d) a curve under the deck
  13. 13.Which of these is an arch bridge? (a) a log across a stream (b) stones squeezed together (c) a flat deck on piers (d) good for short gaps
  14. 14.🌉 A beam bridge 350 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  15. 15.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  16. 16.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  17. 17.Which of these is a beam bridge? (a) cables tied down at ends (b) a rope bridge in hills (c) a flat deck on piers (d) pushes out on its ends
  18. 18.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) beam bridge (c) arch bridge
  19. 19.🌉 Which bridge type: “a rope bridge in hills”? (a) beam bridge (b) arch bridge (c) suspension bridge
  20. 20.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  21. 21.Which of these is a beam bridge? (a) stones squeezed together (b) cables tied down at ends (c) good for short gaps (d) pushes out on its ends
  22. 22.True or false: “deck hangs from cables” is a beam bridge. (a) False (b) True
  23. 23.True or false: “a rope bridge in hills” is an arch bridge. (a) True (b) False
  24. 24.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) balloons (c) piers (d) cables only
  25. 25.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  26. 26.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True
  27. 27.Which of these is an arch bridge? (a) pushes out on its ends (b) cables tied down at ends (c) good for short gaps (d) tall towers hold cables
  28. 28.🌉 In a stone arch bridge, the stones are in … (a) friction (b) no force (c) tension (d) compression
  29. 29.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  30. 30.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  31. 31.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  32. 32.True or false: “good for short gaps” is a suspension bridge. (a) False (b) True
  33. 33.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) arch bridge (c) log bridge (d) beam bridge
  34. 34.🌉 A beam bridge is 240 m long. Piers split it into equal spans of 20 m. How many spans are there?
  35. 35.Which of these is an arch bridge? (a) cables tied down at ends (b) a curve under the deck (c) good for short gaps (d) the longest spans of all
  36. 36.Which of these is a suspension bridge? (a) a flat deck on piers (b) pushes out on its ends (c) a log across a stream (d) deck hangs from cables
  37. 37.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  38. 38.🌉 A beam bridge 75 m long is split by piers into 3 equal spans. How long is each span, in metres?
  39. 39.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  40. 40.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False

Answer key

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

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