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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 126 · 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 300 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  2. 2.Which of these is a suspension bridge? (a) a curve under the deck (b) the simplest bridge (c) good for short gaps (d) a rope bridge in hills
  3. 3.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  4. 4.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) arch bridge (c) beam bridge
  5. 5.True or false: “a flat deck on piers” is a suspension bridge. (a) True (b) False
  6. 6.True or false: “deck hangs from cables” is an arch bridge. (a) True (b) False
  7. 7.🌉 A beam bridge is 600 m long. Piers split it into equal spans of 50 m. How many spans are there?
  8. 8.🌉 A beam bridge 75 m long is split by piers into 5 equal spans. How long is each span, in metres?
  9. 9.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) beam bridge (c) suspension bridge
  10. 10.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  11. 11.Which of these is an arch bridge? (a) the simplest bridge (b) cables tied down at ends (c) a curve under the deck (d) the longest spans of all
  12. 12.Which of these is an arch bridge? (a) deck hangs from cables (b) cables tied down at ends (c) stones squeezed together (d) the longest spans of all
  13. 13.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  14. 14.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) arch bridge (c) beam bridge
  15. 15.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 30 m. How many spans are there?
  16. 16.🌉 A beam bridge 450 m long is split by piers into 10 equal spans. How long is each span, in metres?
  17. 17.Which of these is a beam bridge? (a) the longest spans of all (b) a flat deck on piers (c) deck hangs from cables (d) a curve under the deck
  18. 18.🌉 A beam bridge 90 m long is split by piers into 3 equal spans. How long is each span, in metres?
  19. 19.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  20. 20.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  21. 21.🌉 A beam bridge 80 m long is split by piers into 8 equal spans. How long is each span, in metres?
  22. 22.🌉 In a suspension bridge, the main cables are in … (a) compression (b) tension (c) friction (d) no force
  23. 23.Which of these is a beam bridge? (a) the longest spans of all (b) cables tied down at ends (c) a rope bridge in hills (d) good for short gaps
  24. 24.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  25. 25.Which of these is a beam bridge? (a) tall towers hold cables (b) a log across a stream (c) deck hangs from cables (d) a curve under the deck
  26. 26.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  27. 27.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  28. 28.🌉 A beam bridge 225 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  29. 29.Which of these is a suspension bridge? (a) a flat deck on piers (b) deck hangs from cables (c) a curve under the deck (d) pushes out on its ends
  30. 30.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False
  31. 31.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  32. 32.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  33. 33.Which of these is a suspension bridge? (a) a curve under the deck (b) cables tied down at ends (c) pushes out on its ends (d) a log across a stream
  34. 34.🌉 A beam bridge 240 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  35. 35.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  36. 36.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  37. 37.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  38. 38.🌉 A beam bridge is 140 m long. Piers split it into equal spans of 35 m. How many spans are there?
  39. 39.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) piers (c) cables only (d) nothing
  40. 40.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) arch bridge (c) log bridge (d) beam bridge

Answer key

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

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