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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 452 · 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: “cables tied down at ends” is a beam bridge. (a) True (b) False
  2. 2.🌉 A beam bridge is 440 m long. Piers split it into equal spans of 40 m. How many spans are there?
  3. 3.🌉 A beam bridge 360 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  4. 4.🌉 In a suspension bridge, the main cables are in … (a) no force (b) friction (c) tension (d) compression
  5. 5.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) suspension bridge (c) arch bridge
  6. 6.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) suspension bridge (c) beam bridge
  7. 7.🌉 Which bridge type: “cables tied down at ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  8. 8.🌉 A beam bridge 180 m long is split by piers into 4 equal spans. How long is each span, in metres?
  9. 9.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  10. 10.Which of these is a beam bridge? (a) stones squeezed together (b) a curve under the deck (c) a rope bridge in hills (d) good for short gaps
  11. 11.True or false: “a rope bridge in hills” is a beam bridge. (a) True (b) False
  12. 12.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) log bridge (c) suspension bridge (d) arch bridge
  13. 13.🌉 A beam bridge 30 m long is split by piers into 2 equal spans. How long is each span, in metres?
  14. 14.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) suspension bridge (c) beam bridge
  15. 15.Which of these is an arch bridge? (a) good for short gaps (b) cables tied down at ends (c) a flat deck on piers (d) pushes out on its ends
  16. 16.🌉 A beam bridge 160 m long is split by piers into 8 equal spans. How long is each span, in metres?
  17. 17.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  18. 18.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  19. 19.Which of these is a suspension bridge? (a) pushes out on its ends (b) good for short gaps (c) a curve under the deck (d) a rope bridge in hills
  20. 20.True or false: “a curve under the deck” is a suspension bridge. (a) True (b) False
  21. 21.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  22. 22.Which of these is an arch bridge? (a) a curve under the deck (b) a flat deck on piers (c) the longest spans of all (d) deck hangs from cables
  23. 23.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False
  24. 24.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  25. 25.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) nothing (c) piers (d) cables only
  26. 26.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) suspension bridge (c) arch bridge
  27. 27.Which of these is an arch bridge? (a) tall towers hold cables (b) a log across a stream (c) stones squeezed together (d) cables tied down at ends
  28. 28.🌉 In a stone arch bridge, the stones are in … (a) compression (b) friction (c) no force (d) tension
  29. 29.🌉 A beam bridge 240 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  30. 30.True or false: “stones squeezed together” is a beam bridge. (a) False (b) True
  31. 31.Which of these is a suspension bridge? (a) a flat deck on piers (b) stones squeezed together (c) the simplest bridge (d) the longest spans of all
  32. 32.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  33. 33.🌉 A beam bridge is 70 m long. Piers split it into equal spans of 10 m. How many spans are there?
  34. 34.Which of these is a beam bridge? (a) cables tied down at ends (b) a curve under the deck (c) deck hangs from cables (d) a log across a stream
  35. 35.Which of these is a beam bridge? (a) deck hangs from cables (b) tall towers hold cables (c) a flat deck on piers (d) a rope bridge in hills
  36. 36.Which of these is a suspension bridge? (a) stones squeezed together (b) a curve under the deck (c) deck hangs from cables (d) a log across a stream
  37. 37.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  38. 38.Which of these is a suspension bridge? (a) stones squeezed together (b) a log across a stream (c) a curve under the deck (d) cables tied down at ends
  39. 39.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  40. 40.🌉 A beam bridge is 165 m long. Piers split it into equal spans of 15 m. How many spans are there?

Answer key

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

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