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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 311 · 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 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?
  2. 2.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  3. 3.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) suspension bridge (c) beam bridge
  4. 4.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  5. 5.Which of these is a beam bridge? (a) deck hangs from cables (b) stones squeezed together (c) the simplest bridge (d) the longest spans of all
  6. 6.True or false: “a log across a stream” is a suspension bridge. (a) True (b) False
  7. 7.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  8. 8.Which of these is a suspension bridge? (a) pushes out on its ends (b) the simplest bridge (c) deck hangs from cables (d) a curve under the deck
  9. 9.Which of these is a suspension bridge? (a) the simplest bridge (b) a flat deck on piers (c) a curve under the deck (d) the longest spans of all
  10. 10.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 30 m. How many spans are there?
  11. 11.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) nothing (c) piers (d) cables only
  12. 12.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  13. 13.Which of these is a suspension bridge? (a) a log across a stream (b) stones squeezed together (c) a flat deck on piers (d) cables tied down at ends
  14. 14.🌉 Which bridge type: “pushes out on its ends”? (a) arch bridge (b) suspension bridge (c) beam bridge
  15. 15.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  16. 16.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) suspension bridge (d) beam bridge
  17. 17.🌉 A beam bridge is 420 m long. Piers split it into equal spans of 35 m. How many spans are there?
  18. 18.Which of these is a beam bridge? (a) tall towers hold cables (b) the longest spans of all (c) stones squeezed together (d) a log across a stream
  19. 19.🌉 In a suspension bridge, the main cables are in … (a) compression (b) no force (c) friction (d) tension
  20. 20.True or false: “stones squeezed together” is a suspension bridge. (a) False (b) True
  21. 21.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) beam bridge (c) arch bridge
  22. 22.Which of these is a suspension bridge? (a) the simplest bridge (b) good for short gaps (c) a rope bridge in hills (d) stones squeezed together
  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: “tall towers hold cables” is an arch bridge. (a) False (b) True
  25. 25.🌉 A beam bridge 240 m long is split by piers into 6 equal spans. How long is each span, in metres?
  26. 26.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  27. 27.Which of these is an arch bridge? (a) a flat deck on piers (b) a curve under the deck (c) cables tied down at ends (d) deck hangs from cables
  28. 28.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  29. 29.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  30. 30.🌉 A beam bridge 20 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  31. 31.Which of these is a beam bridge? (a) a flat deck on piers (b) the longest spans of all (c) tall towers hold cables (d) cables tied down at ends
  32. 32.🌉 A beam bridge is 320 m long. Piers split it into equal spans of 40 m. How many spans are there?
  33. 33.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  34. 34.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  35. 35.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  36. 36.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False
  37. 37.🌉 A beam bridge 400 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  38. 38.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 45 m. How many spans are there?
  39. 39.Which of these is an arch bridge? (a) the simplest bridge (b) stones squeezed together (c) a flat deck on piers (d) good for short gaps
  40. 40.True or false: “a flat deck on piers” is an arch bridge. (a) False (b) True

Answer key

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

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