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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 115 · 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 500 m long is split by piers into 10 equal spans. How long is each span, in metres?
  2. 2.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False
  3. 3.Which of these is a suspension bridge? (a) good for short gaps (b) a flat deck on piers (c) a rope bridge in hills (d) a log across a stream
  4. 4.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) nothing (d) piers
  5. 5.🌉 In a suspension bridge, the main cables are in … (a) compression (b) friction (c) no force (d) tension
  6. 6.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 20 m. How many spans are there?
  7. 7.🌉 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?
  8. 8.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) suspension bridge (c) beam bridge (d) arch bridge
  9. 9.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  10. 10.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 rope bridge in hills
  11. 11.🌉 Which bridge type: “the longest spans of all”? (a) arch bridge (b) beam bridge (c) suspension bridge
  12. 12.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  13. 13.True or false: “a flat deck on piers” is a suspension bridge. (a) False (b) True
  14. 14.🌉 A beam bridge is 210 m long. Piers split it into equal spans of 30 m. How many spans are there?
  15. 15.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  16. 16.🌉 A beam bridge 400 m long is split by piers into 8 equal spans. How long is each span, in metres?
  17. 17.Which of these is an arch bridge? (a) a flat deck on piers (b) pushes out on its ends (c) a log across a stream (d) cables tied down at ends
  18. 18.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  19. 19.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) compression (d) friction
  20. 20.Which of these is a suspension bridge? (a) tall towers hold cables (b) stones squeezed together (c) the simplest bridge (d) a flat deck on piers
  21. 21.Which of these is a suspension bridge? (a) the longest spans of all (b) stones squeezed together (c) pushes out on its ends (d) a flat deck on piers
  22. 22.🌉 A beam bridge 600 m long is split by piers into 12 equal spans. How long is each span, in metres?
  23. 23.Which of these is a beam bridge? (a) tall towers hold cables (b) good for short gaps (c) deck hangs from cables (d) pushes out on its ends
  24. 24.🌉 Which bridge type: “deck hangs from cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  25. 25.🌉 A beam bridge is 360 m long. Piers split it into equal spans of 45 m. How many spans are there?
  26. 26.Which of these is a beam bridge? (a) a curve under the deck (b) tall towers hold cables (c) the simplest bridge (d) pushes out on its ends
  27. 27.🌉 A beam bridge 245 m long is split by piers into 7 equal spans. How long is each span, in metres?
  28. 28.Which of these is a beam bridge? (a) stones squeezed together (b) a log across a stream (c) tall towers hold cables (d) a curve under the deck
  29. 29.🌉 Which bridge type: “a curve under the deck”? (a) beam bridge (b) arch bridge (c) suspension bridge
  30. 30.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) arch bridge (c) beam bridge
  31. 31.🌉 A beam bridge 420 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  32. 32.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) suspension bridge (c) arch bridge
  33. 33.True or false: “tall towers hold cables” is a beam bridge. (a) False (b) True
  34. 34.🌉 A beam bridge is 600 m long. Piers split it into equal spans of 50 m. How many spans are there?
  35. 35.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 10 m. How many spans are there?
  36. 36.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  37. 37.Which of these is an arch bridge? (a) good for short gaps (b) a curve under the deck (c) deck hangs from cables (d) a log across a stream
  38. 38.🌉 A beam bridge is 280 m long. Piers split it into equal spans of 35 m. How many spans are there?
  39. 39.🌉 A beam bridge 80 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  40. 40.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False

Answer key

  1. 50
  2. False
  3. a rope bridge in hills
  4. piers
  5. tension
  6. 3
  7. 10
  8. suspension bridge
  9. False
  10. a flat deck on piers
  11. suspension bridge
  12. True
  13. False
  14. 7
  15. arch bridge
  16. 50
  17. pushes out on its ends
  18. beam bridge
  19. compression
  20. tall towers hold cables
  21. the longest spans of all
  22. 50
  23. good for short gaps
  24. suspension bridge
  25. 8
  26. the simplest bridge
  27. 35
  28. a log across a stream
  29. arch bridge
  30. beam bridge
  31. 11
  32. beam bridge
  33. False
  34. 12
  35. 9
  36. suspension bridge
  37. a curve under the deck
  38. 8
  39. 3
  40. False

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