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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 68 · 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 75 m long is split by piers into 5 equal spans. How long is each span, in metres?
  2. 2.🌉 A beam bridge 75 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  3. 3.Which of these is a beam bridge? (a) a curve under the deck (b) cables tied down at ends (c) tall towers hold cables (d) good for short gaps
  4. 4.Which of these is a suspension bridge? (a) the simplest bridge (b) a curve under the deck (c) a rope bridge in hills (d) pushes out on its ends
  5. 5.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  6. 6.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) beam bridge (c) arch bridge
  7. 7.🌉 What holds up a long beam bridge in the middle? (a) piers (b) cables only (c) balloons (d) nothing
  8. 8.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 15 m. How many spans are there?
  9. 9.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False
  10. 10.🌉 A beam bridge is 405 m long. Piers split it into equal spans of 45 m. How many spans are there?
  11. 11.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) suspension bridge (c) arch bridge
  12. 12.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  13. 13.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  14. 14.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) arch bridge (c) log bridge (d) suspension bridge
  15. 15.🌉 A beam bridge 400 m long is split by piers into 8 equal spans. How long is each span, in metres?
  16. 16.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) compression (d) no force
  17. 17.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  18. 18.True or false: “a log across a stream” is a suspension bridge. (a) True (b) False
  19. 19.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 20 m. How many spans are there?
  20. 20.Which of these is a suspension bridge? (a) deck hangs from cables (b) stones squeezed together (c) good for short gaps (d) pushes out on its ends
  21. 21.True or false: “stones squeezed together” is a suspension bridge. (a) False (b) True
  22. 22.🌉 In a suspension bridge, the main cables are in … (a) no force (b) compression (c) tension (d) friction
  23. 23.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) arch bridge (c) suspension bridge
  24. 24.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  25. 25.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  26. 26.🌉 A beam bridge 70 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  27. 27.🌉 A beam bridge is 270 m long. Piers split it into equal spans of 45 m. How many spans are there?
  28. 28.🌉 A beam bridge 150 m long is split by piers into 5 equal spans. How long is each span, in metres?
  29. 29.🌉 A beam bridge 250 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  30. 30.True or false: “cables tied down at ends” is an arch bridge. (a) True (b) False
  31. 31.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  32. 32.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) suspension bridge (c) beam bridge
  33. 33.🌉 A beam bridge 600 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  34. 34.🌉 A beam bridge 300 m long is split by piers into 10 equal spans. How long is each span, in metres?
  35. 35.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  36. 36.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  37. 37.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) beam bridge (c) arch bridge
  38. 38.🌉 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?
  39. 39.True or false: “good for short gaps” is a suspension bridge. (a) False (b) True
  40. 40.Which of these is a suspension bridge? (a) a log across a stream (b) tall towers hold cables (c) good for short gaps (d) the simplest bridge

Answer key

  1. 15
  2. 2
  3. good for short gaps
  4. a rope bridge in hills
  5. suspension bridge
  6. beam bridge
  7. piers
  8. 8
  9. False
  10. 9
  11. arch bridge
  12. False
  13. False
  14. suspension bridge
  15. 50
  16. compression
  17. beam bridge
  18. False
  19. 4
  20. deck hangs from cables
  21. False
  22. tension
  23. beam bridge
  24. True
  25. suspension bridge
  26. 1
  27. 6
  28. 30
  29. 4
  30. False
  31. False
  32. suspension bridge
  33. 11
  34. 30
  35. True
  36. arch bridge
  37. arch bridge
  38. 3
  39. False
  40. tall towers hold cables

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