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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 245 · 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.Which of these is an arch bridge? (a) good for short gaps (b) tall towers hold cables (c) stones squeezed together (d) a rope bridge in hills
  2. 2.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) cables only (c) piers (d) nothing
  3. 3.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  4. 4.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  5. 5.🌉 In a suspension bridge, the main cables are in … (a) no force (b) friction (c) compression (d) tension
  6. 6.Which of these is a suspension bridge? (a) pushes out on its ends (b) deck hangs from cables (c) a curve under the deck (d) stones squeezed together
  7. 7.Which of these is a suspension bridge? (a) the simplest bridge (b) a log across a stream (c) a rope bridge in hills (d) a flat deck on piers
  8. 8.True or false: “a rope bridge in hills” is a beam bridge. (a) False (b) True
  9. 9.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  10. 10.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  11. 11.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  12. 12.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  13. 13.🌉 In a stone arch bridge, the stones are in … (a) friction (b) no force (c) tension (d) compression
  14. 14.🌉 A beam bridge 20 m long is split by piers into 2 equal spans. How long is each span, in metres?
  15. 15.Which of these is a beam bridge? (a) the longest spans of all (b) cables tied down at ends (c) a log across a stream (d) a curve under the deck
  16. 16.Which of these is an arch bridge? (a) a flat deck on piers (b) deck hangs from cables (c) the simplest bridge (d) a curve under the deck
  17. 17.Which of these is a suspension bridge? (a) tall towers hold cables (b) stones squeezed together (c) good for short gaps (d) the simplest bridge
  18. 18.🌉 A beam bridge 540 m long is split by piers into 12 equal spans. How long is each span, in metres?
  19. 19.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) beam bridge (c) arch bridge
  20. 20.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) suspension bridge (c) arch bridge
  21. 21.🌉 A beam bridge is 360 m long. Piers split it into equal spans of 30 m. How many spans are there?
  22. 22.🌉 A beam bridge 150 m long is split by piers into 3 equal spans. How long is each span, in metres?
  23. 23.Which of these is a suspension bridge? (a) a log across a stream (b) the simplest bridge (c) cables tied down at ends (d) stones squeezed together
  24. 24.Which of these is a suspension bridge? (a) a flat deck on piers (b) the longest spans of all (c) the simplest bridge (d) a curve under the deck
  25. 25.True or false: “a rope bridge in hills” is an arch bridge. (a) False (b) True
  26. 26.🌉 A beam bridge is 160 m long. Piers split it into equal spans of 20 m. How many spans are there?
  27. 27.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) arch bridge (c) beam bridge
  28. 28.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  29. 29.🌉 Which bridge type: “a rope bridge in hills”? (a) beam bridge (b) arch bridge (c) suspension bridge
  30. 30.Which of these is a beam bridge? (a) cables tied down at ends (b) pushes out on its ends (c) good for short gaps (d) a curve under the deck
  31. 31.True or false: “the simplest bridge” is an arch bridge. (a) True (b) False
  32. 32.🌉 A beam bridge is 30 m long. Piers split it into equal spans of 15 m. How many spans are there?
  33. 33.🌉 A beam bridge 450 m long is split by piers into 10 equal spans. How long is each span, in metres?
  34. 34.Which of these is a beam bridge? (a) a curve under the deck (b) the simplest bridge (c) the longest spans of all (d) tall towers hold cables
  35. 35.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True
  36. 36.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  37. 37.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  38. 38.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  39. 39.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 20 m. How many spans are there?
  40. 40.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 50 m. How many spans are there?

Answer key

  1. stones squeezed together
  2. piers
  3. 3
  4. True
  5. tension
  6. deck hangs from cables
  7. a rope bridge in hills
  8. False
  9. False
  10. suspension bridge
  11. False
  12. True
  13. compression
  14. 10
  15. a log across a stream
  16. a curve under the deck
  17. tall towers hold cables
  18. 45
  19. arch bridge
  20. beam bridge
  21. 12
  22. 50
  23. cables tied down at ends
  24. the longest spans of all
  25. False
  26. 8
  27. beam bridge
  28. False
  29. suspension bridge
  30. good for short gaps
  31. False
  32. 2
  33. 45
  34. the simplest bridge
  35. False
  36. False
  37. suspension bridge
  38. True
  39. 3
  40. 2

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