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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 527 · 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.🌉 In a stone arch bridge, the stones are in … (a) no force (b) tension (c) compression (d) friction
  2. 2.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) arch bridge (c) beam bridge
  3. 3.🌉 A beam bridge 350 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.🌉 A beam bridge 300 m long is split by piers into 6 equal spans. How long is each span, in metres?
  5. 5.🌉 A beam bridge 120 m long is split by piers into 8 equal spans. How long is each span, in metres?
  6. 6.Which of these is a suspension bridge? (a) a curve under the deck (b) stones squeezed together (c) the simplest bridge (d) cables tied down at ends
  7. 7.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  8. 8.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False
  9. 9.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) suspension bridge (c) beam bridge
  10. 10.Which of these is a beam bridge? (a) tall towers hold cables (b) stones squeezed together (c) a flat deck on piers (d) cables tied down at ends
  11. 11.🌉 In a suspension bridge, the main cables are in … (a) compression (b) friction (c) no force (d) tension
  12. 12.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  13. 13.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  14. 14.Which of these is an arch bridge? (a) the simplest bridge (b) stones squeezed together (c) cables tied down at ends (d) a log across a stream
  15. 15.True or false: “stones squeezed together” is a beam bridge. (a) True (b) False
  16. 16.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  17. 17.🌉 A beam bridge is 175 m long. Piers split it into equal spans of 35 m. How many spans are there?
  18. 18.🌉 A beam bridge is 160 m long. Piers split it into equal spans of 20 m. How many spans are there?
  19. 19.Which of these is a suspension bridge? (a) deck hangs from cables (b) a log across a stream (c) the simplest bridge (d) pushes out on its ends
  20. 20.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  21. 21.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  22. 22.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  23. 23.🌉 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?
  24. 24.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 20 m. How many spans are there?
  25. 25.🌉 A beam bridge 80 m long is split by piers into 8 equal spans. How long is each span, in metres?
  26. 26.🌉 A beam bridge is 500 m long. Piers split it into equal spans of 50 m. How many spans are there?
  27. 27.Which of these is an arch bridge? (a) deck hangs from cables (b) the longest spans of all (c) pushes out on its ends (d) a log across a stream
  28. 28.Which of these is an arch bridge? (a) deck hangs from cables (b) a curve under the deck (c) a rope bridge in hills (d) the longest spans of all
  29. 29.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  30. 30.🌉 A beam bridge 100 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.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) arch bridge (c) beam bridge
  32. 32.Which of these is a suspension bridge? (a) the simplest bridge (b) a curve under the deck (c) a log across a stream (d) the longest spans of all
  33. 33.Which of these is a beam bridge? (a) tall towers hold cables (b) the longest spans of all (c) good for short gaps (d) a rope bridge in hills
  34. 34.True or false: “pushes out on its ends” is a suspension bridge. (a) False (b) True
  35. 35.Which of these is a suspension bridge? (a) good for short gaps (b) a rope bridge in hills (c) a curve under the deck (d) a log across a stream
  36. 36.🌉 What holds up a long beam bridge in the middle? (a) cables only (b) piers (c) balloons (d) nothing
  37. 37.Which of these is a beam bridge? (a) tall towers hold cables (b) a log across a stream (c) a rope bridge in hills (d) stones squeezed together
  38. 38.🌉 A beam bridge is 200 m long. Piers split it into equal spans of 20 m. How many spans are there?
  39. 39.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) arch bridge (c) beam bridge
  40. 40.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True

Answer key

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

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