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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 253 · 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 log across a stream (b) a curve under the deck (c) a rope bridge in hills (d) a flat deck on piers
  2. 2.True or false: “a curve under the deck” is a suspension bridge. (a) True (b) False
  3. 3.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  4. 4.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  5. 5.🌉 A beam bridge 90 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  6. 6.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  7. 7.True or false: “cables tied down at ends” is a beam bridge. (a) True (b) False
  8. 8.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  9. 9.Which of these is an arch bridge? (a) the longest spans of all (b) cables tied down at ends (c) tall towers hold cables (d) a curve under the deck
  10. 10.True or false: “deck hangs from cables” is a beam bridge. (a) False (b) True
  11. 11.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) nothing (c) cables only (d) piers
  12. 12.Which of these is a beam bridge? (a) a rope bridge in hills (b) tall towers hold cables (c) the simplest bridge (d) cables tied down at ends
  13. 13.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  14. 14.🌉 In a stone arch bridge, the stones are in … (a) compression (b) no force (c) friction (d) tension
  15. 15.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) beam bridge (c) suspension bridge
  16. 16.🌉 A beam bridge 245 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  17. 17.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) beam bridge (c) suspension bridge
  18. 18.🌉 Which bridge type: “a rope bridge in hills”? (a) beam bridge (b) arch bridge (c) suspension bridge
  19. 19.🌉 In a suspension bridge, the main cables are in … (a) no force (b) tension (c) friction (d) compression
  20. 20.Which of these is a suspension bridge? (a) pushes out on its ends (b) the simplest bridge (c) good for short gaps (d) cables tied down at ends
  21. 21.🌉 A beam bridge 180 m long is split by piers into 12 equal spans. How long is each span, in metres?
  22. 22.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) arch bridge (c) beam bridge
  23. 23.Which of these is an arch bridge? (a) tall towers hold cables (b) the longest spans of all (c) pushes out on its ends (d) a rope bridge in hills
  24. 24.Which of these is a beam bridge? (a) a log across a stream (b) a curve under the deck (c) tall towers hold cables (d) deck hangs from cables
  25. 25.🌉 A beam bridge 550 m long is split by piers into 11 equal spans. How long is each span, in metres?
  26. 26.🌉 A beam bridge is 140 m long. Piers split it into equal spans of 35 m. How many spans are there?
  27. 27.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  28. 28.True or false: “tall towers hold cables” is an arch bridge. (a) True (b) False
  29. 29.🌉 A beam bridge 500 m long is split by piers into 10 equal spans. How long is each span, in metres?
  30. 30.🌉 A beam bridge 30 m long is split by piers into 3 equal spans. How long is each span, in metres?
  31. 31.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) beam bridge (c) suspension bridge
  32. 32.🌉 A beam bridge is 110 m long. Piers split it into equal spans of 10 m. How many spans are there?
  33. 33.🌉 A beam bridge 200 m long is split by piers into 4 equal spans. How long is each span, in metres?
  34. 34.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  35. 35.Which of these is a beam bridge? (a) pushes out on its ends (b) cables tied down at ends (c) a flat deck on piers (d) stones squeezed together
  36. 36.🌉 Which bridge type: “a log across a stream”? (a) suspension bridge (b) beam bridge (c) arch bridge
  37. 37.🌉 A beam bridge 360 m long is split by piers into 8 equal spans. How long is each span, in metres?
  38. 38.🌉 A beam bridge is 450 m long. Piers split it into equal spans of 45 m. How many spans are there?
  39. 39.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) suspension bridge (c) arch bridge
  40. 40.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True

Answer key

  1. a rope bridge in hills
  2. False
  3. True
  4. True
  5. 5
  6. beam bridge
  7. False
  8. arch bridge
  9. a curve under the deck
  10. False
  11. piers
  12. the simplest bridge
  13. True
  14. compression
  15. beam bridge
  16. 6
  17. arch bridge
  18. suspension bridge
  19. tension
  20. cables tied down at ends
  21. 15
  22. suspension bridge
  23. pushes out on its ends
  24. a log across a stream
  25. 50
  26. 4
  27. True
  28. False
  29. 50
  30. 10
  31. beam bridge
  32. 11
  33. 50
  34. suspension bridge
  35. a flat deck on piers
  36. beam bridge
  37. 45
  38. 10
  39. suspension bridge
  40. True

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