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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 340 · 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 bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  2. 2.🌉 In a suspension bridge, the main cables are in … (a) tension (b) friction (c) no force (d) compression
  3. 3.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) beam bridge (c) suspension bridge (d) log bridge
  4. 4.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  5. 5.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  6. 6.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 20 m. How many spans are there?
  7. 7.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False
  8. 8.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  9. 9.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  10. 10.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 20 m. How many spans are there?
  11. 11.🌉 A beam bridge 100 m long is split by piers into 4 equal spans. How long is each span, in metres?
  12. 12.Which of these is a suspension bridge? (a) deck hangs from cables (b) pushes out on its ends (c) a flat deck on piers (d) a log across a stream
  13. 13.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 30 m. How many spans are there?
  14. 14.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  15. 15.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 10 m. How many spans are there?
  16. 16.🌉 A beam bridge 20 m long is split by piers into 2 equal spans. How long is each span, in metres?
  17. 17.🌉 A beam bridge 240 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  18. 18.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) beam bridge (c) suspension bridge
  19. 19.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  20. 20.Which of these is a beam bridge? (a) a flat deck on piers (b) deck hangs from cables (c) cables tied down at ends (d) stones squeezed together
  21. 21.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) arch bridge (c) suspension bridge
  22. 22.Which of these is a suspension bridge? (a) a curve under the deck (b) tall towers hold cables (c) the simplest bridge (d) pushes out on its ends
  23. 23.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  24. 24.Which of these is a beam bridge? (a) a curve under the deck (b) cables tied down at ends (c) stones squeezed together (d) good for short gaps
  25. 25.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) piers (c) cables only (d) nothing
  26. 26.Which of these is an arch bridge? (a) good for short gaps (b) tall towers hold cables (c) a flat deck on piers (d) a curve under the deck
  27. 27.Which of these is an arch bridge? (a) tall towers hold cables (b) good for short gaps (c) stones squeezed together (d) a rope bridge in hills
  28. 28.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  29. 29.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  30. 30.True or false: “a flat deck on piers” is a suspension bridge. (a) False (b) True
  31. 31.🌉 A beam bridge 180 m long is split by piers into 12 equal spans. How long is each span, in metres?
  32. 32.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True
  33. 33.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  34. 34.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) suspension bridge (c) arch bridge
  35. 35.🌉 A beam bridge 180 m long is split by piers into 6 equal spans. How long is each span, in metres?
  36. 36.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  37. 37.🌉 A beam bridge 50 m long is split by piers into 2 equal spans. How long is each span, in metres?
  38. 38.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  39. 39.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  40. 40.🌉 A beam bridge 480 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?

Answer key

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

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