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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 713 · 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 80 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  2. 2.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  3. 3.🌉 A beam bridge 400 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  4. 4.Which of these is an arch bridge? (a) deck hangs from cables (b) a log across a stream (c) the simplest bridge (d) stones squeezed together
  5. 5.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  6. 6.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True
  7. 7.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  8. 8.Which of these is an arch bridge? (a) a log across a stream (b) the simplest bridge (c) a curve under the deck (d) deck hangs from cables
  9. 9.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  10. 10.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 30 m. How many spans are there?
  11. 11.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) suspension bridge (c) beam bridge
  12. 12.🌉 What holds up a long beam bridge in the middle? (a) piers (b) balloons (c) nothing (d) cables only
  13. 13.Which of these is a suspension bridge? (a) a curve under the deck (b) cables tied down at ends (c) good for short gaps (d) pushes out on its ends
  14. 14.🌉 A beam bridge 160 m long is split by piers into 4 equal spans. How long is each span, in metres?
  15. 15.🌉 A beam bridge 60 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  16. 16.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 10 m. How many spans are there?
  17. 17.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) beam bridge (c) suspension bridge (d) arch bridge
  18. 18.Which of these is a suspension bridge? (a) a log across a stream (b) the simplest bridge (c) a curve under the deck (d) tall towers hold cables
  19. 19.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  20. 20.True or false: “cables tied down at ends” is a suspension bridge. (a) True (b) False
  21. 21.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  22. 22.🌉 A beam bridge 550 m long is split by piers into 11 equal spans. How long is each span, in metres?
  23. 23.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) arch bridge (c) suspension bridge
  24. 24.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) compression (d) no force
  25. 25.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  26. 26.🌉 In a suspension bridge, the main cables are in … (a) friction (b) no force (c) compression (d) tension
  27. 27.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  28. 28.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) suspension bridge (c) beam bridge
  29. 29.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  30. 30.Which of these is a beam bridge? (a) the longest spans of all (b) deck hangs from cables (c) a rope bridge in hills (d) a log across a stream
  31. 31.🌉 A beam bridge is 240 m long. Piers split it into equal spans of 30 m. How many spans are there?
  32. 32.Which of these is an arch bridge? (a) a flat deck on piers (b) deck hangs from cables (c) pushes out on its ends (d) good for short gaps
  33. 33.Which of these is a beam bridge? (a) a flat deck on piers (b) pushes out on its ends (c) the longest spans of all (d) a rope bridge in hills
  34. 34.🌉 A beam bridge 45 m long is split by piers into 3 equal spans. How long is each span, in metres?
  35. 35.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  36. 36.Which of these is a suspension bridge? (a) a flat deck on piers (b) the longest spans of all (c) good for short gaps (d) stones squeezed together
  37. 37.True or false: “good for short gaps” is an arch bridge. (a) True (b) False
  38. 38.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  39. 39.🌉 A beam bridge 80 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  40. 40.🌉 A beam bridge 180 m long is split by piers into 12 equal spans. How long is each span, in metres?

Answer key

  1. 7
  2. suspension bridge
  3. 7
  4. stones squeezed together
  5. beam bridge
  6. False
  7. 5
  8. a curve under the deck
  9. beam bridge
  10. 2
  11. suspension bridge
  12. piers
  13. cables tied down at ends
  14. 40
  15. 3
  16. 9
  17. suspension bridge
  18. tall towers hold cables
  19. beam bridge
  20. True
  21. True
  22. 50
  23. beam bridge
  24. compression
  25. True
  26. tension
  27. False
  28. suspension bridge
  29. suspension bridge
  30. a log across a stream
  31. 8
  32. pushes out on its ends
  33. a flat deck on piers
  34. 15
  35. False
  36. the longest spans of all
  37. False
  38. 3
  39. 1
  40. 15

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