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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 805 · 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 flat deck on piers” is a beam bridge. (a) True (b) False
  2. 2.🌉 In a stone arch bridge, the stones are in … (a) compression (b) friction (c) no force (d) tension
  3. 3.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  4. 4.True or false: “the simplest bridge” is a suspension bridge. (a) False (b) True
  5. 5.🌉 A beam bridge is 225 m long. Piers split it into equal spans of 25 m. How many spans are there?
  6. 6.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 40 m. How many spans are there?
  7. 7.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  8. 8.Which of these is an arch bridge? (a) the longest spans of all (b) a flat deck on piers (c) a curve under the deck (d) a log across a stream
  9. 9.Which of these is an arch bridge? (a) good for short gaps (b) a log across a stream (c) a rope bridge in hills (d) stones squeezed together
  10. 10.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) log bridge (c) suspension bridge (d) arch bridge
  11. 11.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  12. 12.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 10 m. How many spans are there?
  13. 13.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) arch bridge (c) beam bridge
  14. 14.Which of these is a beam bridge? (a) stones squeezed together (b) the longest spans of all (c) a flat deck on piers (d) a curve under the deck
  15. 15.True or false: “a log across a stream” is a suspension bridge. (a) True (b) False
  16. 16.🌉 Which bridge type: “tall towers hold cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  17. 17.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) beam bridge (c) arch bridge
  18. 18.Which of these is a suspension bridge? (a) a flat deck on piers (b) deck hangs from cables (c) a curve under the deck (d) a log across a stream
  19. 19.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) balloons (d) piers
  20. 20.True or false: “stones squeezed together” is a suspension bridge. (a) False (b) True
  21. 21.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  22. 22.🌉 A beam bridge is 210 m long. Piers split it into equal spans of 30 m. How many spans are there?
  23. 23.🌉 In a suspension bridge, the main cables are in … (a) compression (b) friction (c) no force (d) tension
  24. 24.🌉 A beam bridge 60 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  25. 25.🌉 A beam bridge is 105 m long. Piers split it into equal spans of 15 m. How many spans are there?
  26. 26.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) arch bridge (c) beam bridge
  27. 27.🌉 A beam bridge is 245 m long. Piers split it into equal spans of 35 m. How many spans are there?
  28. 28.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) suspension bridge (c) arch bridge
  29. 29.Which of these is a suspension bridge? (a) a rope bridge in hills (b) the simplest bridge (c) stones squeezed together (d) a log across a stream
  30. 30.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  31. 31.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  32. 32.🌉 A beam bridge 200 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  33. 33.Which of these is a beam bridge? (a) stones squeezed together (b) a log across a stream (c) cables tied down at ends (d) pushes out on its ends
  34. 34.🌉 A beam bridge is 400 m long. Piers split it into equal spans of 40 m. How many spans are there?
  35. 35.🌉 A beam bridge 385 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.🌉 A beam bridge 70 m long is split by piers into 2 equal spans. How long is each span, in metres?
  37. 37.🌉 A beam bridge 440 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  38. 38.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  39. 39.Which of these is an arch bridge? (a) a flat deck on piers (b) pushes out on its ends (c) the simplest bridge (d) good for short gaps
  40. 40.🌉 A beam bridge 30 m long is split by piers into 3 equal spans. How long is each span, in metres?

Answer key

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

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