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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 328 · 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.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 45 m. How many spans are there?
  2. 2.🌉 What holds up a long beam bridge in the middle? (a) piers (b) balloons (c) cables only (d) nothing
  3. 3.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  4. 4.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  5. 5.🌉 In a stone arch bridge, the stones are in … (a) tension (b) friction (c) no force (d) compression
  6. 6.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 15 m. How many spans are there?
  7. 7.Which of these is a beam bridge? (a) stones squeezed together (b) a curve under the deck (c) deck hangs from cables (d) a log across a stream
  8. 8.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  9. 9.Which of these is an arch bridge? (a) a rope bridge in hills (b) cables tied down at ends (c) tall towers hold cables (d) pushes out on its ends
  10. 10.🌉 A beam bridge 200 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  11. 11.🌉 A beam bridge is 80 m long. Piers split it into equal spans of 20 m. How many spans are there?
  12. 12.🌉 In a suspension bridge, the main cables are in … (a) compression (b) no force (c) tension (d) friction
  13. 13.🌉 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?
  14. 14.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  15. 15.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 20 m. How many spans are there?
  16. 16.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  17. 17.Which of these is a beam bridge? (a) pushes out on its ends (b) stones squeezed together (c) cables tied down at ends (d) a flat deck on piers
  18. 18.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  19. 19.True or false: “a flat deck on piers” is an arch bridge. (a) False (b) True
  20. 20.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  21. 21.🌉 A beam bridge 150 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  22. 22.🌉 A beam bridge 270 m long is split by piers into 6 equal spans. How long is each span, in metres?
  23. 23.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) suspension bridge (d) beam bridge
  24. 24.Which of these is an arch bridge? (a) stones squeezed together (b) a log across a stream (c) the longest spans of all (d) cables tied down at ends
  25. 25.Which of these is a suspension bridge? (a) a curve under the deck (b) pushes out on its ends (c) cables tied down at ends (d) good for short gaps
  26. 26.True or false: “a rope bridge in hills” is a beam bridge. (a) False (b) True
  27. 27.True or false: “cables tied down at ends” is a beam bridge. (a) True (b) False
  28. 28.🌉 A beam bridge 495 m long is split by piers into 11 equal spans. How long is each span, in metres?
  29. 29.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) beam bridge (c) arch bridge
  30. 30.Which of these is a suspension bridge? (a) the simplest bridge (b) deck hangs from cables (c) stones squeezed together (d) a flat deck on piers
  31. 31.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 20 m. How many spans are there?
  32. 32.Which of these is a beam bridge? (a) tall towers hold cables (b) good for short gaps (c) a curve under the deck (d) deck hangs from cables
  33. 33.🌉 A beam bridge 500 m long is split by piers into 10 equal spans. How long is each span, in metres?
  34. 34.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  35. 35.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  36. 36.🌉 A beam bridge is 175 m long. Piers split it into equal spans of 35 m. How many spans are there?
  37. 37.🌉 A beam bridge is 105 m long. Piers split it into equal spans of 35 m. How many spans are there?
  38. 38.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  39. 39.🌉 A beam bridge 150 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  40. 40.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge

Answer key

  1. 5
  2. piers
  3. False
  4. True
  5. compression
  6. 4
  7. a log across a stream
  8. beam bridge
  9. pushes out on its ends
  10. 7
  11. 4
  12. tension
  13. 11
  14. True
  15. 3
  16. suspension bridge
  17. a flat deck on piers
  18. beam bridge
  19. False
  20. beam bridge
  21. 4
  22. 45
  23. suspension bridge
  24. stones squeezed together
  25. cables tied down at ends
  26. False
  27. False
  28. 45
  29. beam bridge
  30. deck hangs from cables
  31. 5
  32. good for short gaps
  33. 50
  34. False
  35. True
  36. 5
  37. 3
  38. True
  39. 9
  40. suspension bridge

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