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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 123 · 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 is 120 m long. Piers split it into equal spans of 40 m. How many spans are there?
  2. 2.Which of these is a suspension bridge? (a) deck hangs from cables (b) a log across a stream (c) good for short gaps (d) the simplest bridge
  3. 3.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  4. 4.Which of these is an arch bridge? (a) a log across a stream (b) a flat deck on piers (c) a rope bridge in hills (d) stones squeezed together
  5. 5.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  6. 6.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) no force (d) compression
  7. 7.🌉 In a suspension bridge, the main cables are in … (a) no force (b) compression (c) friction (d) tension
  8. 8.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  9. 9.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  10. 10.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  11. 11.Which of these is an arch bridge? (a) a curve under the deck (b) a rope bridge in hills (c) a flat deck on piers (d) the longest spans of all
  12. 12.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) nothing (d) piers
  13. 13.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 20 m. How many spans are there?
  14. 14.🌉 A beam bridge is 315 m long. Piers split it into equal spans of 45 m. How many spans are there?
  15. 15.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  16. 16.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  17. 17.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  18. 18.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  19. 19.Which of these is an arch bridge? (a) the longest spans of all (b) pushes out on its ends (c) the simplest bridge (d) a log across a stream
  20. 20.Which of these is a beam bridge? (a) stones squeezed together (b) a flat deck on piers (c) pushes out on its ends (d) the longest spans of all
  21. 21.🌉 A beam bridge 90 m long is split by piers into 6 equal spans. How long is each span, in metres?
  22. 22.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  23. 23.Which of these is a beam bridge? (a) deck hangs from cables (b) a log across a stream (c) a curve under the deck (d) stones squeezed together
  24. 24.Which of these is a beam bridge? (a) cables tied down at ends (b) pushes out on its ends (c) a rope bridge in hills (d) the simplest bridge
  25. 25.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) beam bridge (c) arch bridge
  26. 26.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True
  27. 27.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) log bridge (c) beam bridge (d) arch bridge
  28. 28.Which of these is a beam bridge? (a) cables tied down at ends (b) stones squeezed together (c) good for short gaps (d) a rope bridge in hills
  29. 29.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  30. 30.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) beam bridge (c) suspension bridge
  31. 31.True or false: “a curve under the deck” is a suspension bridge. (a) False (b) True
  32. 32.🌉 A beam bridge 40 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.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  34. 34.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) beam bridge (c) suspension bridge
  35. 35.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) arch bridge (c) beam bridge
  36. 36.🌉 A beam bridge is 420 m long. Piers split it into equal spans of 35 m. How many spans are there?
  37. 37.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  38. 38.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  39. 39.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  40. 40.🌉 A beam bridge 100 m long is split by piers into 2 equal spans. How long is each span, in metres?

Answer key

  1. 3
  2. deck hangs from cables
  3. suspension bridge
  4. stones squeezed together
  5. False
  6. compression
  7. tension
  8. suspension bridge
  9. arch bridge
  10. True
  11. a curve under the deck
  12. piers
  13. 4
  14. 7
  15. 3
  16. True
  17. True
  18. False
  19. pushes out on its ends
  20. a flat deck on piers
  21. 15
  22. True
  23. a log across a stream
  24. the simplest bridge
  25. beam bridge
  26. False
  27. suspension bridge
  28. good for short gaps
  29. beam bridge
  30. beam bridge
  31. False
  32. 1
  33. True
  34. arch bridge
  35. suspension bridge
  36. 12
  37. suspension bridge
  38. False
  39. suspension bridge
  40. 50

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