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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 252 · 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) cables tied down at ends (b) pushes out on its ends (c) good for short gaps (d) a rope bridge in hills
  2. 2.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  3. 3.🌉 In a stone arch bridge, the stones are in … (a) no force (b) friction (c) compression (d) tension
  4. 4.Which of these is a beam bridge? (a) cables tied down at ends (b) tall towers hold cables (c) a rope bridge in hills (d) good for short gaps
  5. 5.🌉 A beam bridge is 105 m long. Piers split it into equal spans of 15 m. How many spans are there?
  6. 6.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  7. 7.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  8. 8.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) arch bridge (c) log bridge (d) suspension bridge
  9. 9.True or false: “a flat deck on piers” is a suspension bridge. (a) False (b) True
  10. 10.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  11. 11.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  12. 12.Which of these is a beam bridge? (a) a rope bridge in hills (b) a flat deck on piers (c) deck hangs from cables (d) the longest spans of all
  13. 13.Which of these is an arch bridge? (a) cables tied down at ends (b) stones squeezed together (c) deck hangs from cables (d) the longest spans of all
  14. 14.True or false: “the simplest bridge” is a beam bridge. (a) True (b) False
  15. 15.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) balloons (d) piers
  16. 16.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) arch bridge (c) beam bridge
  17. 17.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) suspension bridge (c) arch bridge
  18. 18.Which of these is an arch bridge? (a) a log across a stream (b) cables tied down at ends (c) a rope bridge in hills (d) a curve under the deck
  19. 19.True or false: “a curve under the deck” is a beam bridge. (a) False (b) True
  20. 20.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  21. 21.True or false: “the simplest bridge” is an arch bridge. (a) True (b) False
  22. 22.🌉 A beam bridge is 40 m long. Piers split it into equal spans of 20 m. How many spans are there?
  23. 23.🌉 In a suspension bridge, the main cables are in … (a) friction (b) compression (c) tension (d) no force
  24. 24.🌉 Which bridge type: “pushes out on its ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  25. 25.🌉 A beam bridge 105 m long is split by piers into 3 equal spans. How long is each span, in metres?
  26. 26.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  27. 27.🌉 A beam bridge 200 m long is split by piers into 4 equal spans. How long is each span, in metres?
  28. 28.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  29. 29.True or false: “a curve under the deck” is a suspension bridge. (a) False (b) True
  30. 30.Which of these is a beam bridge? (a) a rope bridge in hills (b) deck hangs from cables (c) pushes out on its ends (d) the simplest bridge
  31. 31.🌉 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?
  32. 32.True or false: “the simplest bridge” is a suspension bridge. (a) True (b) False
  33. 33.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) beam bridge (c) suspension bridge
  34. 34.🌉 A beam bridge 50 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  35. 35.🌉 A beam bridge is 210 m long. Piers split it into equal spans of 35 m. How many spans are there?
  36. 36.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True
  37. 37.🌉 A beam bridge 270 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  38. 38.True or false: “deck hangs from cables” is an arch bridge. (a) False (b) True
  39. 39.🌉 A beam bridge 30 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: “tall towers hold cables”? (a) beam bridge (b) arch bridge (c) suspension bridge

Answer key

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

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