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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 623 · 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: “a curve under the deck” is a suspension bridge. (a) True (b) False
  2. 2.🌉 In a suspension bridge, the main cables are in … (a) friction (b) compression (c) no force (d) tension
  3. 3.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  4. 4.🌉 A beam bridge 270 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  5. 5.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) suspension bridge (c) log bridge (d) beam bridge
  6. 6.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  7. 7.True or false: “good for short gaps” is an arch bridge. (a) True (b) False
  8. 8.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) suspension bridge (c) beam bridge
  9. 9.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  10. 10.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) beam bridge (c) suspension bridge
  11. 11.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  12. 12.Which of these is a beam bridge? (a) stones squeezed together (b) a rope bridge in hills (c) the simplest bridge (d) tall towers hold cables
  13. 13.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False
  14. 14.Which of these is a suspension bridge? (a) a curve under the deck (b) stones squeezed together (c) pushes out on its ends (d) cables tied down at ends
  15. 15.🌉 In a stone arch bridge, the stones are in … (a) no force (b) friction (c) tension (d) compression
  16. 16.Which of these is a beam bridge? (a) a rope bridge in hills (b) pushes out on its ends (c) the longest spans of all (d) good for short gaps
  17. 17.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  18. 18.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) beam bridge (c) suspension bridge
  19. 19.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) piers (d) balloons
  20. 20.🌉 A beam bridge is 210 m long. Piers split it into equal spans of 30 m. How many spans are there?
  21. 21.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) suspension bridge (c) beam bridge
  22. 22.🌉 Which bridge type: “a log across a stream”? (a) arch bridge (b) suspension bridge (c) beam bridge
  23. 23.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  24. 24.🌉 A beam bridge 450 m long is split by piers into 10 equal spans. How long is each span, in metres?
  25. 25.🌉 A beam bridge 350 m long is split by piers into 10 equal spans. How long is each span, in metres?
  26. 26.Which of these is a beam bridge? (a) a flat deck on piers (b) the longest spans of all (c) a rope bridge in hills (d) a curve under the deck
  27. 27.🌉 A beam bridge 150 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  28. 28.True or false: “stones squeezed together” is a suspension bridge. (a) False (b) True
  29. 29.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  30. 30.🌉 A beam bridge 150 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  31. 31.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  32. 32.🌉 A beam bridge 225 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  33. 33.Which of these is a suspension bridge? (a) deck hangs from cables (b) a curve under the deck (c) the simplest bridge (d) a flat deck on piers
  34. 34.🌉 A beam bridge 60 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  35. 35.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  36. 36.🌉 A beam bridge 50 m long is split by piers into 5 equal spans. How long is each span, in metres?
  37. 37.🌉 A beam bridge is 165 m long. Piers split it into equal spans of 15 m. How many spans are there?
  38. 38.🌉 A beam bridge 60 m long is split by piers into 4 equal spans. How long is each span, in metres?
  39. 39.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) arch bridge (c) beam bridge
  40. 40.🌉 A beam bridge 180 m long is split by piers into 6 equal spans. How long is each span, in metres?

Answer key

  1. False
  2. tension
  3. True
  4. 8
  5. suspension bridge
  6. True
  7. False
  8. beam bridge
  9. True
  10. arch bridge
  11. suspension bridge
  12. the simplest bridge
  13. False
  14. cables tied down at ends
  15. compression
  16. good for short gaps
  17. False
  18. beam bridge
  19. piers
  20. 7
  21. suspension bridge
  22. beam bridge
  23. arch bridge
  24. 45
  25. 35
  26. a flat deck on piers
  27. 5
  28. False
  29. False
  30. 9
  31. True
  32. 4
  33. deck hangs from cables
  34. 1
  35. True
  36. 10
  37. 11
  38. 15
  39. suspension bridge
  40. 30

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