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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 893 · 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 90 m long. Piers split it into equal spans of 10 m. How many spans are there?
  2. 2.True or false: “tall towers hold cables” is a beam bridge. (a) False (b) True
  3. 3.🌉 In a suspension bridge, the main cables are in … (a) tension (b) no force (c) friction (d) compression
  4. 4.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  5. 5.Which of these is an arch bridge? (a) cables tied down at ends (b) a curve under the deck (c) deck hangs from cables (d) a flat deck on piers
  6. 6.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) nothing (d) piers
  7. 7.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) compression (d) friction
  8. 8.Which of these is a beam bridge? (a) deck hangs from cables (b) a flat deck on piers (c) a rope bridge in hills (d) stones squeezed together
  9. 9.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 30 m. How many piers are there?
  10. 10.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 15 m. How many spans are there?
  11. 11.Which of these is a suspension bridge? (a) a curve under the deck (b) cables tied down at ends (c) a log across a stream (d) pushes out on its ends
  12. 12.Which of these is a suspension bridge? (a) a log across a stream (b) deck hangs from cables (c) a flat deck on piers (d) a curve under the deck
  13. 13.True or false: “pushes out on its ends” is a beam bridge. (a) True (b) False
  14. 14.🌉 A beam bridge is 30 m long. Piers split it into equal spans of 15 m. How many spans are there?
  15. 15.🌉 A beam bridge 250 m long is split by piers into 10 equal spans. How long is each span, in metres?
  16. 16.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  17. 17.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) arch bridge (c) suspension bridge
  18. 18.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) arch bridge (c) suspension bridge
  19. 19.True or false: “a flat deck on piers” is a suspension bridge. (a) False (b) True
  20. 20.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  21. 21.🌉 A beam bridge 330 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 20 m long is split by piers into 2 equal spans. How long is each span, in metres?
  23. 23.🌉 A beam bridge 180 m long is split by piers into 12 equal spans. How long is each span, in metres?
  24. 24.Which of these is a suspension bridge? (a) stones squeezed together (b) good for short gaps (c) a curve under the deck (d) tall towers hold cables
  25. 25.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  26. 26.🌉 A beam bridge 540 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  27. 27.🌉 A beam bridge 450 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  28. 28.🌉 A beam bridge 175 m long is split by piers into 7 equal spans. How long is each span, in metres?
  29. 29.True or false: “deck hangs from cables” is a beam bridge. (a) True (b) False
  30. 30.Which of these is a beam bridge? (a) the longest spans of all (b) the simplest bridge (c) stones squeezed together (d) a curve under the deck
  31. 31.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  32. 32.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  33. 33.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  34. 34.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  35. 35.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  36. 36.🌉 A beam bridge 20 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  37. 37.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  38. 38.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) good for short gaps
  39. 39.🌉 A beam bridge 90 m long is split by piers into 9 equal spans. How long is each span, in metres?
  40. 40.True or false: “good for short gaps” is a suspension bridge. (a) True (b) False

Answer key

  1. 9
  2. False
  3. tension
  4. suspension bridge
  5. a curve under the deck
  6. piers
  7. compression
  8. a flat deck on piers
  9. 2
  10. 8
  11. cables tied down at ends
  12. deck hangs from cables
  13. False
  14. 2
  15. 25
  16. True
  17. beam bridge
  18. beam bridge
  19. False
  20. arch bridge
  21. 10
  22. 10
  23. 15
  24. tall towers hold cables
  25. False
  26. 11
  27. 8
  28. 25
  29. False
  30. the simplest bridge
  31. True
  32. suspension bridge
  33. True
  34. False
  35. True
  36. 1
  37. True
  38. good for short gaps
  39. 10
  40. False

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