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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 849 · 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 of these is a beam bridge? (a) a curve under the deck (b) the longest spans of all (c) a rope bridge in hills (d) good for short gaps
  2. 2.🌉 A beam bridge 600 m long is split by piers into 12 equal spans. How long is each span, in metres?
  3. 3.🌉 A beam bridge 250 m long is split by piers into 10 equal spans. How long is each span, in metres?
  4. 4.Which of these is a suspension bridge? (a) a rope bridge in hills (b) stones squeezed together (c) a log across a stream (d) a curve under the deck
  5. 5.🌉 In a suspension bridge, the main cables are in … (a) no force (b) compression (c) tension (d) friction
  6. 6.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  7. 7.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  8. 8.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 30 m. How many spans are there?
  9. 9.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  10. 10.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  11. 11.🌉 Which bridge type: “deck hangs from cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  12. 12.🌉 A beam bridge is 150 m long. Piers split it into equal spans of 25 m. How many spans are there?
  13. 13.True or false: “pushes out on its ends” is a suspension bridge. (a) False (b) True
  14. 14.Which of these is an arch bridge? (a) good for short gaps (b) the longest spans of all (c) deck hangs from cables (d) stones squeezed together
  15. 15.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) arch bridge (c) beam bridge
  16. 16.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  17. 17.Which of these is an arch bridge? (a) tall towers hold cables (b) a flat deck on piers (c) the longest spans of all (d) pushes out on its ends
  18. 18.Which of these is an arch bridge? (a) a curve under the deck (b) a log across a stream (c) a rope bridge in hills (d) tall towers hold cables
  19. 19.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  20. 20.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) arch bridge (c) suspension bridge
  21. 21.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) nothing (c) piers (d) cables only
  22. 22.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 45 m. How many spans are there?
  23. 23.Which of these is a beam bridge? (a) tall towers hold cables (b) a rope bridge in hills (c) the simplest bridge (d) pushes out on its ends
  24. 24.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) beam bridge (c) arch bridge
  25. 25.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) suspension bridge (c) beam bridge
  26. 26.True or false: “a curve under the deck” is an arch bridge. (a) True (b) False
  27. 27.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  28. 28.Which of these is a suspension bridge? (a) stones squeezed together (b) pushes out on its ends (c) a curve under the deck (d) tall towers hold cables
  29. 29.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 25 m. How many spans are there?
  30. 30.🌉 Which bridge type: “pushes out on its ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  31. 31.Which of these is a beam bridge? (a) a log across a stream (b) a curve under the deck (c) a rope bridge in hills (d) pushes out on its ends
  32. 32.Which of these is a beam bridge? (a) tall towers hold cables (b) a flat deck on piers (c) a curve under the deck (d) deck hangs from cables
  33. 33.🌉 A beam bridge is 350 m long. Piers split it into equal spans of 35 m. How many spans are there?
  34. 34.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 30 m. How many spans are there?
  35. 35.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  36. 36.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  37. 37.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) suspension bridge (c) beam bridge (d) arch bridge
  38. 38.🌉 A beam bridge 90 m long is split by piers into 2 equal spans. How long is each span, in metres?
  39. 39.🌉 A beam bridge 20 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  40. 40.🌉 A beam bridge 360 m long is split by piers into 8 equal spans. How long is each span, in metres?

Answer key

  1. good for short gaps
  2. 50
  3. 25
  4. a rope bridge in hills
  5. tension
  6. False
  7. beam bridge
  8. 4
  9. suspension bridge
  10. beam bridge
  11. suspension bridge
  12. 6
  13. False
  14. stones squeezed together
  15. beam bridge
  16. True
  17. pushes out on its ends
  18. a curve under the deck
  19. True
  20. beam bridge
  21. piers
  22. 4
  23. the simplest bridge
  24. suspension bridge
  25. arch bridge
  26. True
  27. 5
  28. tall towers hold cables
  29. 4
  30. arch bridge
  31. a log across a stream
  32. a flat deck on piers
  33. 10
  34. 2
  35. suspension bridge
  36. True
  37. suspension bridge
  38. 45
  39. 1
  40. 45

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