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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 548 · 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.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) compression (d) no force
  2. 2.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  3. 3.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) piers (d) nothing
  4. 4.Which of these is a beam bridge? (a) a rope bridge in hills (b) a log across a stream (c) stones squeezed together (d) pushes out on its ends
  5. 5.Which of these is a suspension bridge? (a) deck hangs from cables (b) stones squeezed together (c) good for short gaps (d) a flat deck on piers
  6. 6.🌉 A beam bridge is 270 m long. Piers split it into equal spans of 30 m. How many spans are there?
  7. 7.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  8. 8.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) arch bridge (c) log bridge (d) suspension bridge
  9. 9.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  10. 10.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  11. 11.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  12. 12.Which of these is a beam bridge? (a) tall towers hold cables (b) stones squeezed together (c) a flat deck on piers (d) a curve under the deck
  13. 13.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  14. 14.Which of these is an arch bridge? (a) a log across a stream (b) the simplest bridge (c) a curve under the deck (d) the longest spans of all
  15. 15.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 15 m. How many spans are there?
  16. 16.Which of these is an arch bridge? (a) the longest spans of all (b) deck hangs from cables (c) pushes out on its ends (d) good for short gaps
  17. 17.Which of these is a beam bridge? (a) cables tied down at ends (b) stones squeezed together (c) the simplest bridge (d) deck hangs from cables
  18. 18.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  19. 19.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  20. 20.🌉 A beam bridge 90 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 240 m long. Piers split it into equal spans of 20 m. How many spans are there?
  22. 22.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) arch bridge (c) beam bridge
  23. 23.True or false: “a flat deck on piers” is a suspension bridge. (a) True (b) False
  24. 24.🌉 A beam bridge is 160 m long. Piers split it into equal spans of 20 m. How many spans are there?
  25. 25.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True
  26. 26.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  27. 27.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) arch bridge (c) beam bridge
  28. 28.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 45 m. How many spans are there?
  29. 29.🌉 A beam bridge is 210 m long. Piers split it into equal spans of 35 m. How many spans are there?
  30. 30.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  31. 31.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) beam bridge (c) arch bridge
  32. 32.🌉 A beam bridge 180 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  33. 33.🌉 A beam bridge is 315 m long. Piers split it into equal spans of 45 m. How many spans are there?
  34. 34.🌉 A beam bridge 360 m long is split by piers into 8 equal spans. How long is each span, in metres?
  35. 35.🌉 A beam bridge is 500 m long. Piers split it into equal spans of 50 m. How many spans are there?
  36. 36.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) beam bridge (c) suspension bridge
  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.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False
  39. 39.🌉 A beam bridge is 420 m long. Piers split it into equal spans of 35 m. How many spans are there?
  40. 40.🌉 A beam bridge 275 m long is split by piers into 11 equal spans. How long is each span, in metres?

Answer key

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

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