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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 645 · 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: “pushes out on its ends” is an arch bridge. (a) False (b) True
  2. 2.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) arch bridge (c) suspension bridge (d) log bridge
  3. 3.🌉 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?
  4. 4.🌉 A beam bridge 70 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  5. 5.Which of these is a suspension bridge? (a) cables tied down at ends (b) the simplest bridge (c) a log across a stream (d) good for short gaps
  6. 6.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  7. 7.🌉 What holds up a long beam bridge in the middle? (a) cables only (b) piers (c) nothing (d) balloons
  8. 8.🌉 A beam bridge 70 m long is split by piers into 2 equal spans. How long is each span, in metres?
  9. 9.Which of these is a beam bridge? (a) a flat deck on piers (b) cables tied down at ends (c) stones squeezed together (d) a rope bridge in hills
  10. 10.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  11. 11.Which of these is an arch bridge? (a) good for short gaps (b) a flat deck on piers (c) deck hangs from cables (d) stones squeezed together
  12. 12.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  13. 13.Which of these is a suspension bridge? (a) a log across a stream (b) deck hangs from cables (c) pushes out on its ends (d) a flat deck on piers
  14. 14.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True
  15. 15.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) beam bridge (c) arch bridge
  16. 16.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  17. 17.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  18. 18.🌉 In a stone arch bridge, the stones are in … (a) no force (b) compression (c) friction (d) tension
  19. 19.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  20. 20.🌉 A beam bridge 400 m long is split by piers into 8 equal spans. How long is each span, in metres?
  21. 21.🌉 A beam bridge 250 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  22. 22.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  23. 23.Which of these is an arch bridge? (a) tall towers hold cables (b) deck hangs from cables (c) a flat deck on piers (d) pushes out on its ends
  24. 24.🌉 A beam bridge 125 m long is split by piers into 5 equal spans. How long is each span, in metres?
  25. 25.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  26. 26.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) arch bridge (c) beam bridge
  27. 27.🌉 A beam bridge 180 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  28. 28.🌉 In a suspension bridge, the main cables are in … (a) tension (b) no force (c) compression (d) friction
  29. 29.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  30. 30.True or false: “tall towers hold cables” is a beam bridge. (a) False (b) True
  31. 31.🌉 A beam bridge 450 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  32. 32.Which of these is a suspension bridge? (a) tall towers hold cables (b) a log across a stream (c) pushes out on its ends (d) good for short gaps
  33. 33.Which of these is an arch bridge? (a) a rope bridge in hills (b) a curve under the deck (c) cables tied down at ends (d) a log across a stream
  34. 34.🌉 A beam bridge 120 m long is split by piers into 3 equal spans. How long is each span, in metres?
  35. 35.🌉 A beam bridge is 140 m long. Piers split it into equal spans of 35 m. How many spans are there?
  36. 36.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  37. 37.🌉 A beam bridge 360 m long is split by piers into 12 equal spans. How long is each span, in metres?
  38. 38.Which of these is a beam bridge? (a) a log across a stream (b) pushes out on its ends (c) a curve under the deck (d) stones squeezed together
  39. 39.🌉 A beam bridge 150 m long is split by piers into 3 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. True
  2. suspension bridge
  3. 7
  4. 6
  5. cables tied down at ends
  6. arch bridge
  7. piers
  8. 35
  9. a flat deck on piers
  10. suspension bridge
  11. stones squeezed together
  12. beam bridge
  13. deck hangs from cables
  14. False
  15. beam bridge
  16. False
  17. False
  18. compression
  19. arch bridge
  20. 50
  21. 9
  22. 1
  23. pushes out on its ends
  24. 25
  25. 2
  26. suspension bridge
  27. 8
  28. tension
  29. suspension bridge
  30. False
  31. 8
  32. tall towers hold cables
  33. a curve under the deck
  34. 40
  35. 4
  36. True
  37. 30
  38. a log across a stream
  39. 50
  40. False

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