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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 140 · 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 40 m long. Piers split it into equal spans of 10 m. How many spans are there?
  2. 2.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  3. 3.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  4. 4.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  5. 5.Which of these is a suspension bridge? (a) cables tied down at ends (b) pushes out on its ends (c) a log across a stream (d) the simplest bridge
  6. 6.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) piers (d) nothing
  7. 7.True or false: “deck hangs from cables” is an arch bridge. (a) True (b) False
  8. 8.Which of these is an arch bridge? (a) good for short gaps (b) pushes out on its ends (c) a log across a stream (d) the longest spans of all
  9. 9.🌉 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?
  10. 10.🌉 A beam bridge 270 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  11. 11.🌉 A beam bridge 300 m long is split by piers into 10 equal spans. How long is each span, in metres?
  12. 12.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  13. 13.🌉 In a suspension bridge, the main cables are in … (a) no force (b) tension (c) compression (d) friction
  14. 14.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  15. 15.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 10 m. How many spans are there?
  16. 16.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  17. 17.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 25 m. How many spans are there?
  18. 18.Which of these is a beam bridge? (a) cables tied down at ends (b) the longest spans of all (c) pushes out on its ends (d) a log across a stream
  19. 19.Which of these is a beam bridge? (a) pushes out on its ends (b) tall towers hold cables (c) the simplest bridge (d) stones squeezed together
  20. 20.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  21. 21.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  22. 22.Which of these is a beam bridge? (a) a flat deck on piers (b) the longest spans of all (c) a curve under the deck (d) a rope bridge in hills
  23. 23.True or false: “deck hangs from cables” is a suspension bridge. (a) True (b) False
  24. 24.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  25. 25.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) beam bridge (c) suspension bridge
  26. 26.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 25 m. How many spans are there?
  27. 27.🌉 A beam bridge 175 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  28. 28.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  29. 29.Which of these is an arch bridge? (a) a curve under the deck (b) cables tied down at ends (c) a log across a stream (d) the longest spans of all
  30. 30.Which of these is an arch bridge? (a) deck hangs from cables (b) stones squeezed together (c) good for short gaps (d) the simplest bridge
  31. 31.🌉 A beam bridge 200 m long is split by piers into 10 equal spans. How long is each span, in metres?
  32. 32.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  33. 33.🌉 A beam bridge 210 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  34. 34.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  35. 35.🌉 A beam bridge is 220 m long. Piers split it into equal spans of 20 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.Which of these is a suspension bridge? (a) a curve under the deck (b) pushes out on its ends (c) deck hangs from cables (d) stones squeezed together
  38. 38.True or false: “pushes out on its ends” is a suspension bridge. (a) False (b) True
  39. 39.🌉 A beam bridge 225 m long is split by piers into 5 equal spans. How long is each span, in metres?
  40. 40.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False

Answer key

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

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