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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 915 · 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 suspension bridge? (a) a log across a stream (b) a curve under the deck (c) pushes out on its ends (d) a rope bridge in hills
  2. 2.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 25 m. How many spans are there?
  3. 3.🌉 A beam bridge 165 m long is split by piers into 11 equal spans. How long is each span, in metres?
  4. 4.Which of these is an arch bridge? (a) tall towers hold cables (b) a log across a stream (c) pushes out on its ends (d) a flat deck on piers
  5. 5.Which of these is a beam bridge? (a) a log across a stream (b) pushes out on its ends (c) tall towers hold cables (d) a rope bridge in hills
  6. 6.🌉 A beam bridge 225 m long is split by piers into 5 equal spans. How long is each span, in metres?
  7. 7.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  8. 8.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  9. 9.🌉 A beam bridge is 550 m long. Piers split it into equal spans of 50 m. How many spans are there?
  10. 10.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) beam bridge (c) arch bridge
  11. 11.Which of these is a beam bridge? (a) good for short gaps (b) the longest spans of all (c) stones squeezed together (d) a curve under the deck
  12. 12.Which of these is a beam bridge? (a) a curve under the deck (b) a flat deck on piers (c) a rope bridge in hills (d) pushes out on its ends
  13. 13.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  14. 14.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) suspension bridge (d) beam bridge
  15. 15.🌉 In a suspension bridge, the main cables are in … (a) compression (b) friction (c) tension (d) no force
  16. 16.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  17. 17.🌉 A beam bridge 220 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  18. 18.🌉 A beam bridge 280 m long is split by piers into 8 equal spans. How long is each span, in metres?
  19. 19.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  20. 20.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) balloons (d) piers
  21. 21.🌉 A beam bridge 30 m long is split by piers into 2 equal spans. How long is each span, in metres?
  22. 22.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  23. 23.🌉 A beam bridge 110 m long is split by piers into 11 equal spans. How long is each span, in metres?
  24. 24.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  25. 25.🌉 A beam bridge 60 m long is split by piers into 3 equal spans. How long is each span, in metres?
  26. 26.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  27. 27.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  28. 28.True or false: “cables tied down at ends” is an arch bridge. (a) True (b) False
  29. 29.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 45 m. How many spans are there?
  30. 30.🌉 A beam bridge 50 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  31. 31.True or false: “tall towers hold cables” is a beam bridge. (a) False (b) True
  32. 32.Which of these is a suspension bridge? (a) the simplest bridge (b) a flat deck on piers (c) cables tied down at ends (d) a curve under the deck
  33. 33.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  34. 34.🌉 A beam bridge 280 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  35. 35.🌉 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?
  36. 36.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 30 m. How many spans are there?
  37. 37.Which of these is a suspension bridge? (a) a curve under the deck (b) the simplest bridge (c) stones squeezed together (d) the longest spans of all
  38. 38.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) suspension bridge (c) beam bridge
  39. 39.True or false: “a rope bridge in hills” is an arch bridge. (a) False (b) True
  40. 40.🌉 A beam bridge 160 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?

Answer key

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

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