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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 939 · 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: “a log across a stream” is a suspension bridge. (a) False (b) True
  2. 2.🌉 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?
  3. 3.🌉 A beam bridge is 250 m long. Piers split it into equal spans of 25 m. How many spans are there?
  4. 4.Which of these is a beam bridge? (a) stones squeezed together (b) pushes out on its ends (c) a curve under the deck (d) a log across a stream
  5. 5.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  6. 6.True or false: “a curve under the deck” is a suspension bridge. (a) False (b) True
  7. 7.Which of these is a suspension bridge? (a) a log across a stream (b) stones squeezed together (c) the longest spans of all (d) pushes out on its ends
  8. 8.True or false: “a flat deck on piers” is a suspension bridge. (a) True (b) False
  9. 9.Which of these is a beam bridge? (a) cables tied down at ends (b) good for short gaps (c) stones squeezed together (d) deck hangs from cables
  10. 10.🌉 A beam bridge is 405 m long. Piers split it into equal spans of 45 m. How many spans are there?
  11. 11.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) friction (d) compression
  12. 12.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  13. 13.🌉 A beam bridge 320 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  14. 14.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  15. 15.Which of these is a suspension bridge? (a) the simplest bridge (b) a log across a stream (c) tall towers hold cables (d) a flat deck on piers
  16. 16.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  17. 17.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) arch bridge (c) suspension bridge
  18. 18.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) suspension bridge (c) beam bridge
  19. 19.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  20. 20.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  21. 21.🌉 In a suspension bridge, the main cables are in … (a) no force (b) friction (c) compression (d) tension
  22. 22.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) suspension bridge (c) arch bridge
  23. 23.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  24. 24.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) beam bridge (c) suspension bridge (d) log bridge
  25. 25.🌉 A beam bridge 280 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  26. 26.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  27. 27.True or false: “stones squeezed together” is a beam bridge. (a) True (b) False
  28. 28.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  29. 29.True or false: “a flat deck on piers” is an arch bridge. (a) False (b) True
  30. 30.🌉 A beam bridge 100 m long is split by piers into 10 equal spans. How long is each span, in metres?
  31. 31.Which of these is a suspension bridge? (a) a flat deck on piers (b) pushes out on its ends (c) good for short gaps (d) cables tied down at ends
  32. 32.Which of these is an arch bridge? (a) a rope bridge in hills (b) good for short gaps (c) tall towers hold cables (d) pushes out on its ends
  33. 33.Which of these is a beam bridge? (a) cables tied down at ends (b) a curve under the deck (c) a rope bridge in hills (d) the simplest bridge
  34. 34.Which of these is a beam bridge? (a) a rope bridge in hills (b) a flat deck on piers (c) the longest spans of all (d) pushes out on its ends
  35. 35.🌉 A beam bridge 150 m long is split by piers into 6 equal spans. How long is each span, in metres?
  36. 36.🌉 A beam bridge is 240 m long. Piers split it into equal spans of 30 m. How many spans are there?
  37. 37.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  38. 38.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  39. 39.Which of these is a suspension bridge? (a) a log across a stream (b) a curve under the deck (c) stones squeezed together (d) deck hangs from cables
  40. 40.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True

Answer key

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

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