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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 656 · 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.True or false: “tall towers hold cables” is an arch bridge. (a) False (b) True
  2. 2.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 25 m. How many spans are there?
  3. 3.🌉 A beam bridge 165 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  4. 4.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  5. 5.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) beam bridge (c) suspension bridge
  6. 6.Which of these is a beam bridge? (a) a rope bridge in hills (b) good for short gaps (c) a curve under the deck (d) tall towers hold cables
  7. 7.Which of these is a beam bridge? (a) deck hangs from cables (b) a curve under the deck (c) tall towers hold cables (d) a flat deck on piers
  8. 8.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) suspension bridge (c) beam bridge
  9. 9.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  10. 10.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  11. 11.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  12. 12.🌉 In a suspension bridge, the main cables are in … (a) friction (b) tension (c) no force (d) compression
  13. 13.Which of these is a suspension bridge? (a) a curve under the deck (b) a log across a stream (c) cables tied down at ends (d) pushes out on its ends
  14. 14.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) balloons (c) cables only (d) piers
  15. 15.🌉 A beam bridge 80 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  16. 16.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  17. 17.🌉 A beam bridge 180 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  18. 18.🌉 A beam bridge is 220 m long. Piers split it into equal spans of 20 m. How many spans are there?
  19. 19.Which of these is a suspension bridge? (a) good for short gaps (b) a log across a stream (c) a flat deck on piers (d) tall towers hold cables
  20. 20.🌉 A beam bridge 165 m long is split by piers into 11 equal spans. How long is each span, in metres?
  21. 21.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 15 m. How many spans are there?
  22. 22.🌉 A beam bridge 160 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  23. 23.Which of these is a beam bridge? (a) pushes out on its ends (b) the simplest bridge (c) stones squeezed together (d) tall towers hold cables
  24. 24.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  25. 25.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) beam bridge (c) arch bridge
  26. 26.🌉 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?
  27. 27.Which of these is a suspension bridge? (a) a rope bridge in hills (b) good for short gaps (c) a log across a stream (d) a flat deck on piers
  28. 28.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  29. 29.True or false: “cables tied down at ends” is a beam bridge. (a) True (b) False
  30. 30.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  31. 31.🌉 A beam bridge is 165 m long. Piers split it into equal spans of 15 m. How many spans are there?
  32. 32.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 20 m. How many spans are there?
  33. 33.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  34. 34.🌉 A beam bridge 105 m long is split by piers into 7 equal spans. How long is each span, in metres?
  35. 35.Which of these is a beam bridge? (a) a curve under the deck (b) cables tied down at ends (c) a log across a stream (d) deck hangs from cables
  36. 36.Which of these is a suspension bridge? (a) a flat deck on piers (b) the simplest bridge (c) good for short gaps (d) the longest spans of all
  37. 37.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  38. 38.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  39. 39.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 10 m. How many spans are there?
  40. 40.🌉 A beam bridge 60 m long is split by piers into 4 equal spans. How long is each span, in metres?

Answer key

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

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