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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 87 · 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.Which of these is a beam bridge? (a) a log across a stream (b) a rope bridge in hills (c) tall towers hold cables (d) pushes out on its ends
  2. 2.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  3. 3.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False
  4. 4.Which of these is a beam bridge? (a) deck hangs from cables (b) the simplest bridge (c) cables tied down at ends (d) stones squeezed together
  5. 5.🌉 What holds up a long beam bridge in the middle? (a) piers (b) balloons (c) cables only (d) nothing
  6. 6.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 25 m. How many spans are there?
  7. 7.🌉 A beam bridge is 135 m long. Piers split it into equal spans of 15 m. How many spans are there?
  8. 8.🌉 Which bridge type: “a rope bridge in hills”? (a) suspension bridge (b) arch bridge (c) beam bridge
  9. 9.🌉 In a stone arch bridge, the stones are in … (a) no force (b) tension (c) compression (d) friction
  10. 10.Which of these is a suspension bridge? (a) good for short gaps (b) stones squeezed together (c) a flat deck on piers (d) the longest spans of all
  11. 11.🌉 A beam bridge is 70 m long. Piers split it into equal spans of 35 m. How many spans are there?
  12. 12.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) beam bridge (c) suspension bridge (d) arch bridge
  13. 13.🌉 A beam bridge is 175 m long. Piers split it into equal spans of 35 m. How many spans are there?
  14. 14.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 10 m. How many spans are there?
  15. 15.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  16. 16.True or false: “pushes out on its ends” is an arch bridge. (a) True (b) False
  17. 17.True or false: “good for short gaps” is an arch bridge. (a) True (b) False
  18. 18.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  19. 19.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 20 m. How many spans are there?
  20. 20.Which of these is an arch bridge? (a) a curve under the deck (b) deck hangs from cables (c) a flat deck on piers (d) cables tied down at ends
  21. 21.🌉 A beam bridge 500 m long is split by piers into 10 equal spans. How long is each span, in metres?
  22. 22.Which of these is an arch bridge? (a) a log across a stream (b) tall towers hold cables (c) a rope bridge in hills (d) pushes out on its ends
  23. 23.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  24. 24.True or false: “cables tied down at ends” is a suspension bridge. (a) True (b) False
  25. 25.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  26. 26.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  27. 27.🌉 In a suspension bridge, the main cables are in … (a) friction (b) tension (c) compression (d) no force
  28. 28.🌉 A beam bridge 360 m long is split by piers into 9 equal spans. How long is each span, in metres?
  29. 29.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  30. 30.🌉 A beam bridge 80 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  31. 31.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  32. 32.Which of these is a suspension bridge? (a) stones squeezed together (b) good for short gaps (c) tall towers hold cables (d) a flat deck on piers
  33. 33.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  34. 34.True or false: “the simplest bridge” is a suspension bridge. (a) False (b) True
  35. 35.Which of these is a suspension bridge? (a) the simplest bridge (b) a curve under the deck (c) deck hangs from cables (d) good for short gaps
  36. 36.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  37. 37.🌉 A beam bridge 480 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  38. 38.🌉 A beam bridge 75 m long is split by piers into 5 equal spans. How long is each span, in metres?
  39. 39.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 30 m. How many spans are there?
  40. 40.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False

Answer key

  1. a log across a stream
  2. True
  3. False
  4. the simplest bridge
  5. piers
  6. 9
  7. 9
  8. suspension bridge
  9. compression
  10. the longest spans of all
  11. 2
  12. suspension bridge
  13. 5
  14. 10
  15. suspension bridge
  16. True
  17. False
  18. True
  19. 4
  20. a curve under the deck
  21. 50
  22. pushes out on its ends
  23. arch bridge
  24. True
  25. True
  26. True
  27. tension
  28. 40
  29. suspension bridge
  30. 1
  31. True
  32. tall towers hold cables
  33. suspension bridge
  34. False
  35. deck hangs from cables
  36. suspension bridge
  37. 11
  38. 15
  39. 6
  40. False

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