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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 309 · 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 385 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  2. 2.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) nothing (d) piers
  3. 3.🌉 A beam bridge 300 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  4. 4.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) arch bridge (c) beam bridge
  5. 5.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 20 m. How many spans are there?
  6. 6.🌉 A beam bridge 60 m long is split by piers into 3 equal spans. How long is each span, in metres?
  7. 7.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) beam bridge (c) suspension bridge
  8. 8.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  9. 9.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) arch bridge (c) log bridge (d) suspension bridge
  10. 10.Which of these is a suspension bridge? (a) a curve under the deck (b) tall towers hold cables (c) stones squeezed together (d) a flat deck on piers
  11. 11.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  12. 12.Which of these is an arch bridge? (a) deck hangs from cables (b) a rope bridge in hills (c) the longest spans of all (d) stones squeezed together
  13. 13.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  14. 14.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  15. 15.Which of these is a beam bridge? (a) a log across a stream (b) cables tied down at ends (c) a curve under the deck (d) the longest spans of all
  16. 16.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  17. 17.True or false: “stones squeezed together” is a suspension bridge. (a) True (b) False
  18. 18.🌉 Which bridge type: “a log across a stream”? (a) arch bridge (b) suspension bridge (c) beam bridge
  19. 19.Which of these is a beam bridge? (a) deck hangs from cables (b) cables tied down at ends (c) a flat deck on piers (d) the longest spans of all
  20. 20.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  21. 21.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) arch bridge (c) beam bridge
  22. 22.🌉 In a suspension bridge, the main cables are in … (a) compression (b) no force (c) tension (d) friction
  23. 23.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) beam bridge (c) suspension bridge
  24. 24.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) suspension bridge (c) beam bridge
  25. 25.Which of these is a beam bridge? (a) pushes out on its ends (b) the simplest bridge (c) a rope bridge in hills (d) deck hangs from cables
  26. 26.True or false: “a flat deck on piers” is a suspension bridge. (a) True (b) False
  27. 27.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  28. 28.Which of these is an arch bridge? (a) pushes out on its ends (b) tall towers hold cables (c) deck hangs from cables (d) good for short gaps
  29. 29.🌉 A beam bridge 30 m long is split by piers into 3 equal spans. How long is each span, in metres?
  30. 30.True or false: “the simplest bridge” is an arch bridge. (a) True (b) False
  31. 31.🌉 A beam bridge is 600 m long. Piers split it into equal spans of 50 m. How many spans are there?
  32. 32.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  33. 33.Which of these is a beam bridge? (a) pushes out on its ends (b) a curve under the deck (c) good for short gaps (d) the longest spans of all
  34. 34.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  35. 35.True or false: “pushes out on its ends” is a beam bridge. (a) False (b) True
  36. 36.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True
  37. 37.🌉 A beam bridge 125 m long is split by piers into 5 equal spans. How long is each span, in metres?
  38. 38.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) beam bridge (c) suspension bridge
  39. 39.🌉 A beam bridge 120 m long is split by piers into 12 equal spans. How long is each span, in metres?
  40. 40.Which of these is an arch bridge? (a) good for short gaps (b) a curve under the deck (c) a log across a stream (d) the longest spans of all

Answer key

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

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