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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 79 · 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 a suspension bridge? (a) a curve under the deck (b) stones squeezed together (c) tall towers hold cables (d) a log across a stream
  2. 2.🌉 A beam bridge 200 m long is split by piers into 10 equal spans. How long is each span, in metres?
  3. 3.🌉 Which bridge type can cross the widest gap in one span? (a) arch bridge (b) log bridge (c) beam bridge (d) suspension bridge
  4. 4.Which of these is an arch bridge? (a) tall towers hold cables (b) a rope bridge in hills (c) the longest spans of all (d) pushes out on its ends
  5. 5.True or false: “cables tied down at ends” is a suspension bridge. (a) False (b) True
  6. 6.🌉 A beam bridge is 200 m long. Piers split it into equal spans of 50 m. How many spans are there?
  7. 7.🌉 A beam bridge 50 m long is split by piers into 2 equal spans. How long is each span, in metres?
  8. 8.🌉 Which bridge type: “cables tied down at ends”? (a) arch bridge (b) suspension bridge (c) beam bridge
  9. 9.🌉 Which bridge type: “tall towers hold cables”? (a) arch bridge (b) beam bridge (c) suspension bridge
  10. 10.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  11. 11.True or false: “good for short gaps” is a suspension bridge. (a) False (b) True
  12. 12.Which of these is a suspension bridge? (a) a curve under the deck (b) pushes out on its ends (c) a rope bridge in hills (d) the simplest bridge
  13. 13.🌉 In a stone arch bridge, the stones are in … (a) friction (b) tension (c) compression (d) no force
  14. 14.Which of these is a beam bridge? (a) tall towers hold cables (b) a log across a stream (c) a rope bridge in hills (d) a curve under the deck
  15. 15.🌉 A beam bridge 175 m long is split by piers into 7 equal spans. How long is each span, in metres?
  16. 16.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  17. 17.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  18. 18.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  19. 19.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  20. 20.Which of these is a suspension bridge? (a) cables tied down at ends (b) good for short gaps (c) a log across a stream (d) a flat deck on piers
  21. 21.🌉 Which bridge type: “stones squeezed together”? (a) suspension bridge (b) beam bridge (c) arch bridge
  22. 22.🌉 Which bridge type: “the longest spans of all”? (a) suspension bridge (b) beam bridge (c) arch bridge
  23. 23.Which of these is an arch bridge? (a) a flat deck on piers (b) good for short gaps (c) a curve under the deck (d) cables tied down at ends
  24. 24.🌉 In a suspension bridge, the main cables are in … (a) tension (b) friction (c) no force (d) compression
  25. 25.🌉 A beam bridge 20 m long is split by piers into 2 equal spans. How long is each span, in metres?
  26. 26.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  27. 27.True or false: “a curve under the deck” is a beam bridge. (a) True (b) False
  28. 28.🌉 A beam bridge 400 m long rests on the two river banks and on piers in between, making equal spans of 40 m. How many piers are there?
  29. 29.🌉 A beam bridge is 105 m long. Piers split it into equal spans of 35 m. How many spans are there?
  30. 30.🌉 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?
  31. 31.🌉 What holds up a long beam bridge in the middle? (a) piers (b) cables only (c) balloons (d) nothing
  32. 32.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) beam bridge (c) suspension bridge
  33. 33.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 10 m. How many spans are there?
  34. 34.🌉 A beam bridge 150 m long is split by piers into 10 equal spans. How long is each span, in metres?
  35. 35.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  36. 36.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  37. 37.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 15 m. How many spans are there?
  38. 38.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 20 m. How many spans are there?
  39. 39.🌉 A beam bridge is 240 m long. Piers split it into equal spans of 30 m. How many spans are there?
  40. 40.🌉 A beam bridge is 165 m long. Piers split it into equal spans of 15 m. How many spans are there?

Answer key

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

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