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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 420 · 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: “good for short gaps” is a suspension bridge. (a) True (b) False
  2. 2.True or false: “deck hangs from cables” is a beam bridge. (a) False (b) True
  3. 3.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) arch bridge (c) log bridge (d) suspension bridge
  4. 4.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) beam bridge (c) suspension bridge
  5. 5.🌉 In a stone arch bridge, the stones are in … (a) compression (b) friction (c) no force (d) tension
  6. 6.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 30 m. How many spans are there?
  7. 7.🌉 In a suspension bridge, the main cables are in … (a) friction (b) tension (c) no force (d) compression
  8. 8.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) beam bridge (c) suspension bridge
  9. 9.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 30 m. How many spans are there?
  10. 10.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  11. 11.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  12. 12.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  13. 13.🌉 A beam bridge 550 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  14. 14.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) suspension bridge (c) arch bridge
  15. 15.🌉 A beam bridge 135 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  16. 16.Which of these is a beam bridge? (a) tall towers hold cables (b) good for short gaps (c) the longest spans of all (d) cables tied down at ends
  17. 17.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) beam bridge (c) arch bridge
  18. 18.🌉 A beam bridge is 200 m long. Piers split it into equal spans of 25 m. How many spans are there?
  19. 19.Which of these is a beam bridge? (a) tall towers hold cables (b) cables tied down at ends (c) a rope bridge in hills (d) a log across a stream
  20. 20.🌉 A beam bridge 400 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  21. 21.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) piers (d) balloons
  22. 22.Which of these is a beam bridge? (a) cables tied down at ends (b) tall towers hold cables (c) a flat deck on piers (d) pushes out on its ends
  23. 23.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) suspension bridge (c) beam bridge
  24. 24.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  25. 25.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  26. 26.True or false: “cables tied down at ends” is a suspension bridge. (a) True (b) False
  27. 27.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True
  28. 28.🌉 A beam bridge 50 m long is split by piers into 2 equal spans. How long is each span, in metres?
  29. 29.True or false: “a flat deck on piers” is an arch bridge. (a) False (b) True
  30. 30.True or false: “a curve under the deck” is a suspension bridge. (a) False (b) True
  31. 31.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  32. 32.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  33. 33.Which of these is a beam bridge? (a) deck hangs from cables (b) the simplest bridge (c) the longest spans of all (d) a rope bridge in hills
  34. 34.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  35. 35.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  36. 36.🌉 A beam bridge 75 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  37. 37.Which of these is an arch bridge? (a) good for short gaps (b) a rope bridge in hills (c) a curve under the deck (d) the longest spans of all
  38. 38.🌉 A beam bridge is 135 m long. Piers split it into equal spans of 45 m. How many spans are there?
  39. 39.Which of these is a suspension bridge? (a) the simplest bridge (b) a flat deck on piers (c) pushes out on its ends (d) cables tied down at ends
  40. 40.🌉 A beam bridge 40 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?

Answer key

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

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