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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 154 · 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 is 300 m long. Piers split it into equal spans of 50 m. How many spans are there?
  2. 2.🌉 A beam bridge is 45 m long. Piers split it into equal spans of 15 m. How many spans are there?
  3. 3.🌉 A beam bridge 495 m long is split by piers into 11 equal spans. How long is each span, in metres?
  4. 4.Which of these is a beam bridge? (a) good for short gaps (b) tall towers hold cables (c) a curve under the deck (d) cables tied down at ends
  5. 5.Which of these is a beam bridge? (a) stones squeezed together (b) tall towers hold cables (c) the longest spans of all (d) a log across a stream
  6. 6.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  7. 7.🌉 A beam bridge 45 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: “good for short gaps” is an arch bridge. (a) False (b) True
  9. 9.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 25 m. How many spans are there?
  10. 10.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) beam bridge (c) suspension bridge
  11. 11.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  12. 12.🌉 Which bridge type: “a rope bridge in hills”? (a) beam bridge (b) suspension bridge (c) arch bridge
  13. 13.🌉 In a suspension bridge, the main cables are in … (a) friction (b) compression (c) no force (d) tension
  14. 14.True or false: “a rope bridge in hills” is an arch bridge. (a) True (b) False
  15. 15.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  16. 16.Which of these is a beam bridge? (a) pushes out on its ends (b) cables tied down at ends (c) stones squeezed together (d) a flat deck on piers
  17. 17.🌉 A beam bridge 420 m long is split by piers into 12 equal spans. How long is each span, in metres?
  18. 18.Which of these is a suspension bridge? (a) deck hangs from cables (b) a flat deck on piers (c) stones squeezed together (d) a log across a stream
  19. 19.🌉 A beam bridge is 360 m long. Piers split it into equal spans of 45 m. How many spans are there?
  20. 20.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) beam bridge (c) suspension bridge
  21. 21.True or false: “a flat deck on piers” is an arch bridge. (a) False (b) True
  22. 22.🌉 A beam bridge 105 m long is split by piers into 3 equal spans. How long is each span, in metres?
  23. 23.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) compression (d) no force
  24. 24.Which of these is an arch bridge? (a) a rope bridge in hills (b) good for short gaps (c) a curve under the deck (d) a flat deck on piers
  25. 25.🌉 A beam bridge 180 m long is split by piers into 12 equal spans. How long is each span, in metres?
  26. 26.True or false: “stones squeezed together” is a beam bridge. (a) True (b) False
  27. 27.🌉 A beam bridge 300 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  28. 28.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) suspension bridge (c) arch bridge
  29. 29.🌉 A beam bridge 75 m long is split by piers into 5 equal spans. How long is each span, in metres?
  30. 30.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  31. 31.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  32. 32.🌉 A beam bridge 70 m long is split by piers into 7 equal spans. How long is each span, in metres?
  33. 33.🌉 What holds up a long beam bridge in the middle? (a) piers (b) nothing (c) cables only (d) balloons
  34. 34.True or false: “tall towers hold cables” is an arch bridge. (a) False (b) True
  35. 35.Which of these is an arch bridge? (a) stones squeezed together (b) the simplest bridge (c) a flat deck on piers (d) the longest spans of all
  36. 36.🌉 A beam bridge 240 m long is split by piers into 8 equal spans. How long is each span, in metres?
  37. 37.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  38. 38.Which of these is a suspension bridge? (a) a log across a stream (b) the longest spans of all (c) stones squeezed together (d) good for short gaps
  39. 39.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  40. 40.🌉 A beam bridge 160 m long is split by piers into 8 equal spans. How long is each span, in metres?

Answer key

  1. 6
  2. 3
  3. 45
  4. good for short gaps
  5. a log across a stream
  6. True
  7. 2
  8. False
  9. 12
  10. suspension bridge
  11. True
  12. suspension bridge
  13. tension
  14. False
  15. suspension bridge
  16. a flat deck on piers
  17. 35
  18. deck hangs from cables
  19. 8
  20. arch bridge
  21. False
  22. 35
  23. compression
  24. a curve under the deck
  25. 15
  26. False
  27. 5
  28. arch bridge
  29. 15
  30. True
  31. 4
  32. 10
  33. piers
  34. False
  35. stones squeezed together
  36. 30
  37. True
  38. the longest spans of all
  39. True
  40. 20

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