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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 271 · 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 longest spans of all” is a suspension bridge. (a) False (b) True
  2. 2.🌉 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?
  3. 3.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) balloons (c) cables only (d) piers
  4. 4.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False
  5. 5.🌉 A beam bridge is 315 m long. Piers split it into equal spans of 35 m. How many spans are there?
  6. 6.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 15 m. How many spans are there?
  7. 7.🌉 A beam bridge 100 m long is split by piers into 4 equal spans. How long is each span, in metres?
  8. 8.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) deck hangs from cables
  9. 9.Which of these is a suspension bridge? (a) good for short gaps (b) a log across a stream (c) the longest spans of all (d) pushes out on its ends
  10. 10.Which of these is a suspension bridge? (a) the simplest bridge (b) stones squeezed together (c) a rope bridge in hills (d) good for short gaps
  11. 11.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  12. 12.🌉 A beam bridge 300 m long is split by piers into 10 equal spans. How long is each span, in metres?
  13. 13.Which of these is a suspension bridge? (a) stones squeezed together (b) the simplest bridge (c) tall towers hold cables (d) a log across a stream
  14. 14.🌉 A beam bridge 150 m long is split by piers into 3 equal spans. How long is each span, in metres?
  15. 15.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) arch bridge (c) beam bridge
  16. 16.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False
  17. 17.🌉 In a suspension bridge, the main cables are in … (a) friction (b) tension (c) no force (d) compression
  18. 18.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  19. 19.Which of these is a suspension bridge? (a) deck hangs from cables (b) a log across a stream (c) a flat deck on piers (d) the simplest bridge
  20. 20.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  21. 21.Which of these is a beam bridge? (a) the simplest bridge (b) the longest spans of all (c) cables tied down at ends (d) pushes out on its ends
  22. 22.True or false: “a curve under the deck” is a suspension bridge. (a) True (b) False
  23. 23.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 10 m. How many spans are there?
  24. 24.True or false: “the simplest bridge” is an arch bridge. (a) False (b) True
  25. 25.Which of these is a beam bridge? (a) a log across a stream (b) the longest spans of all (c) tall towers hold cables (d) a curve under the deck
  26. 26.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) suspension bridge (c) arch bridge
  27. 27.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  28. 28.🌉 A beam bridge 280 m long is split by piers into 7 equal spans. How long is each span, in metres?
  29. 29.🌉 A beam bridge 135 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  30. 30.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True
  31. 31.🌉 A beam bridge 180 m long is split by piers into 9 equal spans. How long is each span, in metres?
  32. 32.🌉 Which bridge type: “a log across a stream”? (a) arch bridge (b) suspension bridge (c) beam bridge
  33. 33.Which of these is an arch bridge? (a) deck hangs from cables (b) good for short gaps (c) stones squeezed together (d) cables tied down at ends
  34. 34.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  35. 35.🌉 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?
  36. 36.🌉 Which bridge type: “a curve under the deck”? (a) suspension bridge (b) arch bridge (c) beam bridge
  37. 37.🌉 A beam bridge is 400 m long. Piers split it into equal spans of 50 m. How many spans are there?
  38. 38.🌉 A beam bridge 225 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  39. 39.🌉 A beam bridge is 495 m long. Piers split it into equal spans of 45 m. How many spans are there?
  40. 40.🌉 In a stone arch bridge, the stones are in … (a) compression (b) tension (c) no force (d) friction

Answer key

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

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