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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 470 · 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: “the simplest bridge” is an arch bridge. (a) False (b) True
  2. 2.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  3. 3.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) suspension bridge (c) arch bridge
  4. 4.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  5. 5.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  6. 6.True or false: “deck hangs from cables” is a beam bridge. (a) False (b) True
  7. 7.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) beam bridge (d) suspension bridge
  8. 8.🌉 In a suspension bridge, the main cables are in … (a) friction (b) no force (c) tension (d) compression
  9. 9.🌉 A beam bridge is 105 m long. Piers split it into equal spans of 35 m. How many spans are there?
  10. 10.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 10 m. How many spans are there?
  11. 11.Which of these is a suspension bridge? (a) a flat deck on piers (b) good for short gaps (c) a curve under the deck (d) cables tied down at ends
  12. 12.Which of these is a suspension bridge? (a) deck hangs from cables (b) good for short gaps (c) a log across a stream (d) pushes out on its ends
  13. 13.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  14. 14.🌉 A beam bridge 120 m long is split by piers into 4 equal spans. How long is each span, in metres?
  15. 15.🌉 A beam bridge 50 m long is split by piers into 5 equal spans. How long is each span, in metres?
  16. 16.🌉 A beam bridge 240 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  17. 17.Which of these is a beam bridge? (a) deck hangs from cables (b) a flat deck on piers (c) a curve under the deck (d) stones squeezed together
  18. 18.🌉 In a stone arch bridge, the stones are in … (a) tension (b) compression (c) no force (d) friction
  19. 19.🌉 A beam bridge is 350 m long. Piers split it into equal spans of 50 m. How many spans are there?
  20. 20.Which of these is an arch bridge? (a) a log across a stream (b) a curve under the deck (c) tall towers hold cables (d) a flat deck on piers
  21. 21.🌉 A beam bridge 180 m long is split by piers into 4 equal spans. How long is each span, in metres?
  22. 22.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  23. 23.🌉 A beam bridge 50 m long is split by piers into 2 equal spans. How long is each span, in metres?
  24. 24.🌉 What holds up a long beam bridge in the middle? (a) piers (b) balloons (c) cables only (d) nothing
  25. 25.Which of these is a beam bridge? (a) deck hangs from cables (b) tall towers hold cables (c) a log across a stream (d) a rope bridge in hills
  26. 26.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) suspension bridge (c) beam bridge
  27. 27.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  28. 28.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 15 m. How many spans are there?
  29. 29.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  30. 30.Which of these is an arch bridge? (a) cables tied down at ends (b) the simplest bridge (c) stones squeezed together (d) a rope bridge in hills
  31. 31.🌉 A beam bridge is 500 m long. Piers split it into equal spans of 50 m. How many spans are there?
  32. 32.🌉 A beam bridge is 600 m long. Piers split it into equal spans of 50 m. How many spans are there?
  33. 33.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  34. 34.Which of these is a beam bridge? (a) pushes out on its ends (b) the simplest bridge (c) a curve under the deck (d) a rope bridge in hills
  35. 35.Which of these is a beam bridge? (a) pushes out on its ends (b) stones squeezed together (c) good for short gaps (d) a curve under the deck
  36. 36.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) suspension bridge (c) beam bridge
  37. 37.True or false: “pushes out on its ends” is an arch bridge. (a) True (b) False
  38. 38.🌉 A beam bridge 140 m long is split by piers into 7 equal spans. How long is each span, in metres?
  39. 39.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  40. 40.🌉 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?

Answer key

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

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