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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 828 · 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 of these is a beam bridge? (a) a flat deck on piers (b) deck hangs from cables (c) cables tied down at ends (d) a curve under the deck
  2. 2.🌉 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?
  3. 3.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  4. 4.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  5. 5.True or false: “the simplest bridge” is an arch bridge. (a) False (b) True
  6. 6.Which of these is an arch bridge? (a) good for short gaps (b) a rope bridge in hills (c) a log across a stream (d) pushes out on its ends
  7. 7.🌉 In a suspension bridge, the main cables are in … (a) no force (b) tension (c) friction (d) compression
  8. 8.Which of these is a beam bridge? (a) a curve under the deck (b) stones squeezed together (c) deck hangs from cables (d) the simplest bridge
  9. 9.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) arch bridge (c) beam bridge
  10. 10.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) beam bridge (c) suspension bridge
  11. 11.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  12. 12.🌉 A beam bridge is 420 m long. Piers split it into equal spans of 35 m. How many spans are there?
  13. 13.🌉 A beam bridge 270 m long is split by piers into 6 equal spans. How long is each span, in metres?
  14. 14.🌉 A beam bridge 300 m long is split by piers into 12 equal spans. How long is each span, in metres?
  15. 15.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  16. 16.🌉 A beam bridge is 220 m long. Piers split it into equal spans of 20 m. How many spans are there?
  17. 17.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) arch bridge (c) beam bridge
  18. 18.Which of these is a suspension bridge? (a) a log across a stream (b) good for short gaps (c) the longest spans of all (d) the simplest bridge
  19. 19.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  20. 20.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  21. 21.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  22. 22.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  23. 23.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) piers (c) cables only (d) balloons
  24. 24.🌉 A beam bridge 450 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  25. 25.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) beam bridge (c) arch bridge
  26. 26.Which of these is a suspension bridge? (a) a log across a stream (b) cables tied down at ends (c) stones squeezed together (d) a flat deck on piers
  27. 27.Which of these is an arch bridge? (a) tall towers hold cables (b) stones squeezed together (c) the simplest bridge (d) a rope bridge in hills
  28. 28.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) beam bridge (c) suspension bridge
  29. 29.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  30. 30.🌉 A beam bridge 60 m long is split by piers into 3 equal spans. How long is each span, in metres?
  31. 31.True or false: “a curve under the deck” is a beam bridge. (a) True (b) False
  32. 32.Which of these is a beam bridge? (a) the longest spans of all (b) tall towers hold cables (c) a rope bridge in hills (d) good for short gaps
  33. 33.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  34. 34.🌉 A beam bridge 135 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  35. 35.🌉 A beam bridge 210 m long is split by piers into 6 equal spans. How long is each span, in metres?
  36. 36.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  37. 37.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True
  38. 38.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) beam bridge (c) arch bridge
  39. 39.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  40. 40.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) beam bridge (d) suspension bridge

Answer key

  1. a flat deck on piers
  2. 8
  3. True
  4. 11
  5. False
  6. pushes out on its ends
  7. tension
  8. the simplest bridge
  9. suspension bridge
  10. beam bridge
  11. True
  12. 12
  13. 45
  14. 25
  15. True
  16. 11
  17. suspension bridge
  18. the longest spans of all
  19. arch bridge
  20. True
  21. True
  22. True
  23. piers
  24. 8
  25. arch bridge
  26. cables tied down at ends
  27. stones squeezed together
  28. beam bridge
  29. True
  30. 20
  31. False
  32. good for short gaps
  33. beam bridge
  34. 2
  35. 35
  36. True
  37. False
  38. arch bridge
  39. False
  40. suspension bridge

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