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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 684 · 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 an arch bridge? (a) pushes out on its ends (b) the simplest bridge (c) cables tied down at ends (d) a flat deck on piers
  2. 2.🌉 A beam bridge 150 m long is split by piers into 10 equal spans. How long is each span, in metres?
  3. 3.🌉 A beam bridge 120 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  4. 4.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) suspension bridge (c) arch bridge
  5. 5.🌉 A beam bridge is 20 m long. Piers split it into equal spans of 10 m. How many spans are there?
  6. 6.🌉 Which bridge type: “deck hangs from cables”? (a) suspension bridge (b) beam bridge (c) arch bridge
  7. 7.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) suspension bridge (c) arch bridge
  8. 8.🌉 A beam bridge 220 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  9. 9.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  10. 10.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  11. 11.True or false: “good for short gaps” is an arch bridge. (a) True (b) False
  12. 12.🌉 A beam bridge is 280 m long. Piers split it into equal spans of 40 m. How many spans are there?
  13. 13.True or false: “good for short gaps” is a beam bridge. (a) False (b) True
  14. 14.Which of these is a beam bridge? (a) pushes out on its ends (b) the simplest bridge (c) tall towers hold cables (d) a curve under the deck
  15. 15.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  16. 16.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  17. 17.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) beam bridge (d) suspension bridge
  18. 18.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  19. 19.Which of these is a beam bridge? (a) cables tied down at ends (b) a curve under the deck (c) tall towers hold cables (d) a flat deck on piers
  20. 20.Which of these is an arch bridge? (a) a flat deck on piers (b) a log across a stream (c) deck hangs from cables (d) a curve under the deck
  21. 21.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  22. 22.🌉 A beam bridge is 350 m long. Piers split it into equal spans of 50 m. How many spans are there?
  23. 23.Which of these is a beam bridge? (a) pushes out on its ends (b) cables tied down at ends (c) tall towers hold cables (d) good for short gaps
  24. 24.True or false: “tall towers hold cables” is a beam bridge. (a) False (b) True
  25. 25.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  26. 26.Which of these is a suspension bridge? (a) a curve under the deck (b) pushes out on its ends (c) deck hangs from cables (d) a log across a stream
  27. 27.🌉 Which bridge type: “stones squeezed together”? (a) beam bridge (b) suspension bridge (c) arch bridge
  28. 28.🌉 What holds up a long beam bridge in the middle? (a) cables only (b) nothing (c) balloons (d) piers
  29. 29.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) arch bridge (c) beam bridge
  30. 30.🌉 A beam bridge is 360 m long. Piers split it into equal spans of 45 m. How many spans are there?
  31. 31.Which of these is a suspension bridge? (a) a curve under the deck (b) stones squeezed together (c) a flat deck on piers (d) the longest spans of all
  32. 32.🌉 In a suspension bridge, the main cables are in … (a) friction (b) no force (c) tension (d) compression
  33. 33.Which of these is a beam bridge? (a) stones squeezed together (b) a rope bridge in hills (c) a log across a stream (d) pushes out on its ends
  34. 34.🌉 In a stone arch bridge, the stones are in … (a) compression (b) friction (c) tension (d) no force
  35. 35.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  36. 36.Which of these is an arch bridge? (a) stones squeezed together (b) the longest spans of all (c) a rope bridge in hills (d) a flat deck on piers
  37. 37.🌉 A beam bridge is 405 m long. Piers split it into equal spans of 45 m. How many spans are there?
  38. 38.🌉 A beam bridge 100 m long is split by piers into 10 equal spans. How long is each span, in metres?
  39. 39.🌉 A beam bridge is 250 m long. Piers split it into equal spans of 25 m. How many spans are there?
  40. 40.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True

Answer key

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

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