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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 806 · 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 500 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  2. 2.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  3. 3.🌉 In a stone arch bridge, the stones are in … (a) friction (b) tension (c) no force (d) compression
  4. 4.Which of these is an arch bridge? (a) tall towers hold cables (b) the simplest bridge (c) a flat deck on piers (d) stones squeezed together
  5. 5.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  6. 6.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  7. 7.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  8. 8.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  9. 9.🌉 A beam bridge 45 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  10. 10.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  11. 11.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) suspension bridge (c) arch bridge (d) log bridge
  12. 12.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  13. 13.Which of these is an arch bridge? (a) a log across a stream (b) good for short gaps (c) cables tied down at ends (d) pushes out on its ends
  14. 14.True or false: “stones squeezed together” is a suspension bridge. (a) True (b) False
  15. 15.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  16. 16.Which of these is a beam bridge? (a) a flat deck on piers (b) cables tied down at ends (c) a curve under the deck (d) pushes out on its ends
  17. 17.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  18. 18.🌉 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?
  19. 19.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 15 m. How many spans are there?
  20. 20.🌉 A beam bridge 150 m long is split by piers into 3 equal spans. How long is each span, in metres?
  21. 21.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) balloons (c) piers (d) cables only
  22. 22.🌉 A beam bridge 315 m long is split by piers into 7 equal spans. How long is each span, in metres?
  23. 23.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  24. 24.🌉 A beam bridge 400 m long is split by piers into 8 equal spans. How long is each span, in metres?
  25. 25.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) beam bridge (c) suspension bridge
  26. 26.🌉 In a suspension bridge, the main cables are in … (a) compression (b) tension (c) friction (d) no force
  27. 27.🌉 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?
  28. 28.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) beam bridge (c) suspension bridge
  29. 29.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  30. 30.🌉 A beam bridge 180 m long is split by piers into 4 equal spans. How long is each span, in metres?
  31. 31.Which of these is an arch bridge? (a) the simplest bridge (b) a flat deck on piers (c) a log across a stream (d) a curve under the deck
  32. 32.True or false: “stones squeezed together” is a beam bridge. (a) True (b) False
  33. 33.Which of these is a beam bridge? (a) cables tied down at ends (b) tall towers hold cables (c) a rope bridge in hills (d) a log across a stream
  34. 34.True or false: “the simplest bridge” is an arch bridge. (a) True (b) False
  35. 35.🌉 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?
  36. 36.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False
  37. 37.Which of these is a suspension bridge? (a) deck hangs from cables (b) a flat deck on piers (c) the simplest bridge (d) good for short gaps
  38. 38.Which of these is a suspension bridge? (a) the simplest bridge (b) good for short gaps (c) a curve under the deck (d) the longest spans of all
  39. 39.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  40. 40.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True

Answer key

  1. 9
  2. suspension bridge
  3. compression
  4. stones squeezed together
  5. suspension bridge
  6. True
  7. True
  8. True
  9. 2
  10. False
  11. suspension bridge
  12. arch bridge
  13. pushes out on its ends
  14. False
  15. True
  16. a flat deck on piers
  17. 7
  18. 9
  19. 4
  20. 50
  21. piers
  22. 45
  23. beam bridge
  24. 50
  25. beam bridge
  26. tension
  27. 2
  28. suspension bridge
  29. suspension bridge
  30. 45
  31. a curve under the deck
  32. False
  33. a log across a stream
  34. False
  35. 3
  36. False
  37. deck hangs from cables
  38. the longest spans of all
  39. arch bridge
  40. True

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