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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 797 · 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.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  2. 2.🌉 A beam bridge 90 m long is split by piers into 6 equal spans. How long is each span, in metres?
  3. 3.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) suspension bridge (c) arch bridge
  4. 4.🌉 What holds up a long beam bridge in the middle? (a) cables only (b) balloons (c) piers (d) nothing
  5. 5.🌉 A beam bridge is 360 m long. Piers split it into equal spans of 40 m. How many spans are there?
  6. 6.Which of these is an arch bridge? (a) the simplest bridge (b) tall towers hold cables (c) pushes out on its ends (d) a flat deck on piers
  7. 7.🌉 Which bridge type: “a rope bridge in hills”? (a) beam bridge (b) arch bridge (c) suspension bridge
  8. 8.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  9. 9.True or false: “tall towers hold cables” is an arch bridge. (a) False (b) True
  10. 10.Which of these is an arch bridge? (a) the longest spans of all (b) a rope bridge in hills (c) good for short gaps (d) a curve under the deck
  11. 11.Which of these is a beam bridge? (a) a rope bridge in hills (b) a flat deck on piers (c) a curve under the deck (d) stones squeezed together
  12. 12.Which of these is a suspension bridge? (a) tall towers hold cables (b) pushes out on its ends (c) a log across a stream (d) good for short gaps
  13. 13.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  14. 14.🌉 A beam bridge is 350 m long. Piers split it into equal spans of 50 m. How many spans are there?
  15. 15.🌉 A beam bridge 540 m long is split by piers into 12 equal spans. How long is each span, in metres?
  16. 16.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  17. 17.🌉 In a stone arch bridge, the stones are in … (a) tension (b) compression (c) no force (d) friction
  18. 18.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  19. 19.True or false: “the simplest bridge” is a suspension bridge. (a) False (b) True
  20. 20.Which of these is a suspension bridge? (a) pushes out on its ends (b) a flat deck on piers (c) the longest spans of all (d) the simplest bridge
  21. 21.Which of these is a beam bridge? (a) deck hangs from cables (b) stones squeezed together (c) pushes out on its ends (d) good for short gaps
  22. 22.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  23. 23.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  24. 24.True or false: “a rope bridge in hills” is an arch bridge. (a) False (b) True
  25. 25.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  26. 26.Which of these is a suspension bridge? (a) good for short gaps (b) pushes out on its ends (c) cables tied down at ends (d) a curve under the deck
  27. 27.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False
  28. 28.🌉 A beam bridge is 135 m long. Piers split it into equal spans of 15 m. How many spans are there?
  29. 29.🌉 A beam bridge 105 m long is split by piers into 3 equal spans. How long is each span, in metres?
  30. 30.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  31. 31.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  32. 32.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  33. 33.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) beam bridge (c) log bridge (d) arch bridge
  34. 34.Which of these is a beam 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
  35. 35.🌉 A beam bridge 315 m long is split by piers into 9 equal spans. How long is each span, in metres?
  36. 36.🌉 A beam bridge is 280 m long. Piers split it into equal spans of 35 m. How many spans are there?
  37. 37.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  38. 38.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  39. 39.Which of these is an arch bridge? (a) a rope bridge in hills (b) stones squeezed together (c) good for short gaps (d) the longest spans of all
  40. 40.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True

Answer key

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

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