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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 422 · 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 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  2. 2.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) arch bridge (c) suspension bridge
  3. 3.Which of these is an arch bridge? (a) a rope bridge in hills (b) tall towers hold cables (c) cables tied down at ends (d) stones squeezed together
  4. 4.🌉 A beam bridge 350 m long is split by piers into 10 equal spans. How long is each span, in metres?
  5. 5.🌉 A beam bridge 220 m long is split by piers into 11 equal spans. How long is each span, in metres?
  6. 6.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) suspension bridge (c) arch bridge (d) beam bridge
  7. 7.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  8. 8.🌉 A beam bridge 200 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  9. 9.🌉 A beam bridge is 45 m long. Piers split it into equal spans of 15 m. How many spans are there?
  10. 10.🌉 A beam bridge 60 m long is split by piers into 4 equal spans. How long is each span, in metres?
  11. 11.True or false: “cables tied down at ends” is an arch bridge. (a) True (b) False
  12. 12.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 45 m. How many spans are there?
  13. 13.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) balloons (c) cables only (d) piers
  14. 14.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  15. 15.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  16. 16.True or false: “a rope bridge in hills” is an arch bridge. (a) True (b) False
  17. 17.🌉 A beam bridge is 50 m long. Piers split it into equal spans of 10 m. How many spans are there?
  18. 18.🌉 Which bridge type: “pushes out on its ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  19. 19.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) beam bridge (c) arch bridge
  20. 20.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  21. 21.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  22. 22.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  23. 23.Which of these is a beam bridge? (a) the simplest bridge (b) tall towers hold cables (c) pushes out on its ends (d) deck hangs from cables
  24. 24.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False
  25. 25.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  26. 26.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 25 m. How many spans are there?
  27. 27.Which of these is a suspension bridge? (a) a log across a stream (b) a flat deck on piers (c) tall towers hold cables (d) the simplest bridge
  28. 28.Which of these is a beam bridge? (a) a curve under the deck (b) good for short gaps (c) stones squeezed together (d) pushes out on its ends
  29. 29.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True
  30. 30.True or false: “a rope bridge in hills” is a beam bridge. (a) True (b) False
  31. 31.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) arch bridge (c) beam bridge
  32. 32.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  33. 33.🌉 In a suspension bridge, the main cables are in … (a) no force (b) friction (c) tension (d) compression
  34. 34.True or false: “the longest spans of all” is a beam bridge. (a) False (b) True
  35. 35.🌉 A beam bridge is 150 m long. Piers split it into equal spans of 50 m. How many spans are there?
  36. 36.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  37. 37.🌉 A beam bridge 120 m long is split by piers into 12 equal spans. How long is each span, in metres?
  38. 38.🌉 A beam bridge 180 m long is split by piers into 9 equal spans. How long is each span, in metres?
  39. 39.Which of these is a suspension bridge? (a) deck hangs from cables (b) a flat deck on piers (c) a log across a stream (d) a curve under the deck
  40. 40.True or false: “pushes out on its ends” is an arch bridge. (a) True (b) False

Answer key

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

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