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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 788 · 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: “deck hangs from cables” is an arch bridge. (a) True (b) False
  2. 2.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  3. 3.🌉 In a suspension bridge, the main cables are in … (a) compression (b) tension (c) no force (d) friction
  4. 4.🌉 In a stone arch bridge, the stones are in … (a) no force (b) compression (c) tension (d) friction
  5. 5.🌉 A beam bridge is 270 m long. Piers split it into equal spans of 30 m. How many spans are there?
  6. 6.True or false: “cables tied down at ends” is a suspension bridge. (a) True (b) False
  7. 7.True or false: “the longest spans of all” is a beam bridge. (a) True (b) False
  8. 8.True or false: “tall towers hold cables” is a beam bridge. (a) True (b) False
  9. 9.Which of these is an arch bridge? (a) a rope bridge in hills (b) pushes out on its ends (c) the simplest bridge (d) cables tied down at ends
  10. 10.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) arch bridge (c) log bridge (d) beam bridge
  11. 11.🌉 A beam bridge is 600 m long. Piers split it into equal spans of 50 m. How many spans are there?
  12. 12.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 10 m. How many spans are there?
  13. 13.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) piers (c) cables only (d) nothing
  14. 14.Which of these is a beam bridge? (a) cables tied down at ends (b) the longest spans of all (c) pushes out on its ends (d) the simplest bridge
  15. 15.🌉 A beam bridge 210 m long is split by piers into 7 equal spans. How long is each span, in metres?
  16. 16.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) arch bridge (c) beam bridge
  17. 17.🌉 A beam bridge 300 m long is split by piers into 6 equal spans. How long is each span, in metres?
  18. 18.🌉 A beam bridge 150 m long is split by piers into 6 equal spans. How long is each span, in metres?
  19. 19.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  20. 20.🌉 A beam bridge is 245 m long. Piers split it into equal spans of 35 m. How many spans are there?
  21. 21.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  22. 22.🌉 A beam bridge is 50 m long. Piers split it into equal spans of 10 m. How many spans are there?
  23. 23.Which of these is a beam bridge? (a) pushes out on its ends (b) a curve under the deck (c) a flat deck on piers (d) stones squeezed together
  24. 24.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  25. 25.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  26. 26.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  27. 27.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  28. 28.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  29. 29.Which of these is a beam bridge? (a) tall towers hold cables (b) a curve under the deck (c) good for short gaps (d) the longest spans of all
  30. 30.Which of these is a suspension bridge? (a) a flat deck on piers (b) a rope bridge in hills (c) stones squeezed together (d) pushes out on its ends
  31. 31.🌉 A beam bridge 30 m long is split by piers into 2 equal spans. How long is each span, in metres?
  32. 32.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  33. 33.🌉 A beam bridge 100 m long is split by piers into 4 equal spans. How long is each span, in metres?
  34. 34.Which of these is a suspension bridge? (a) the simplest bridge (b) a curve under the deck (c) a log across a stream (d) cables tied down at ends
  35. 35.True or false: “good for short gaps” is a beam bridge. (a) True (b) False
  36. 36.🌉 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?
  37. 37.Which of these is an arch bridge? (a) cables tied down at ends (b) the simplest bridge (c) a rope bridge in hills (d) stones squeezed together
  38. 38.🌉 A beam bridge 350 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  39. 39.🌉 A beam bridge 175 m long is split by piers into 5 equal spans. How long is each span, in metres?
  40. 40.🌉 A beam bridge 360 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?

Answer key

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

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