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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 318 · 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 an arch bridge? (a) deck hangs from cables (b) a log across a stream (c) a flat deck on piers (d) a curve under the deck
  2. 2.🌉 A beam bridge is 70 m long. Piers split it into equal spans of 10 m. How many spans are there?
  3. 3.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) balloons (c) cables only (d) piers
  4. 4.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  5. 5.🌉 A beam bridge is 400 m long. Piers split it into equal spans of 50 m. How many spans are there?
  6. 6.Which of these is a beam bridge? (a) good for short gaps (b) pushes out on its ends (c) a rope bridge in hills (d) the longest spans of all
  7. 7.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  8. 8.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  9. 9.🌉 A beam bridge 30 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  10. 10.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) arch bridge (c) beam bridge
  11. 11.Which of these is a beam bridge? (a) tall towers hold cables (b) the longest spans of all (c) stones squeezed together (d) a flat deck on piers
  12. 12.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  13. 13.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) suspension bridge (c) arch bridge
  14. 14.🌉 In a stone arch bridge, the stones are in … (a) tension (b) compression (c) friction (d) no force
  15. 15.🌉 A beam bridge is 45 m long. Piers split it into equal spans of 15 m. How many spans are there?
  16. 16.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  17. 17.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) beam bridge (c) log bridge (d) arch bridge
  18. 18.🌉 In a suspension bridge, the main cables are in … (a) no force (b) tension (c) compression (d) friction
  19. 19.Which of these is a beam bridge? (a) a rope bridge in hills (b) the longest spans of all (c) a curve under the deck (d) a log across a stream
  20. 20.Which of these is an arch bridge? (a) tall towers hold cables (b) cables tied down at ends (c) pushes out on its ends (d) the simplest bridge
  21. 21.Which of these is a beam bridge? (a) deck hangs from cables (b) tall towers hold cables (c) the longest spans of all (d) the simplest bridge
  22. 22.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) suspension bridge (c) beam bridge
  23. 23.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  24. 24.True or false: “a flat deck on piers” is a suspension bridge. (a) False (b) True
  25. 25.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  26. 26.🌉 A beam bridge 315 m long is split by piers into 7 equal spans. How long is each span, in metres?
  27. 27.Which of these is a suspension bridge? (a) a rope bridge in hills (b) pushes out on its ends (c) a flat deck on piers (d) the simplest bridge
  28. 28.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  29. 29.🌉 A beam bridge 120 m long is split by piers into 8 equal spans. How long is each span, in metres?
  30. 30.Which of these is an arch bridge? (a) good for short gaps (b) a rope bridge in hills (c) stones squeezed together (d) cables tied down at ends
  31. 31.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  32. 32.True or false: “cables tied down at ends” is an arch bridge. (a) True (b) False
  33. 33.🌉 A beam bridge 550 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 400 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  35. 35.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 40 m. How many spans are there?
  36. 36.True or false: “deck hangs from cables” is an arch bridge. (a) True (b) False
  37. 37.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) suspension bridge (c) arch bridge
  38. 38.🌉 Which bridge type: “pushes out on its ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  39. 39.🌉 A beam bridge 75 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  40. 40.Which of these is a suspension bridge? (a) deck hangs from cables (b) a curve under the deck (c) the simplest bridge (d) stones squeezed together

Answer key

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

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