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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 751 · 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.🌉 A beam bridge 105 m long rests on the two river banks and on piers in between, making equal spans of 15 m. How many piers are there?
  2. 2.🌉 In a suspension bridge, the main cables are in … (a) tension (b) friction (c) compression (d) no force
  3. 3.Which of these is a suspension bridge? (a) stones squeezed together (b) cables tied down at ends (c) a log across a stream (d) pushes out on its ends
  4. 4.Which of these is a suspension bridge? (a) the simplest bridge (b) a flat deck on piers (c) a curve under the deck (d) tall towers hold cables
  5. 5.Which of these is a beam bridge? (a) stones squeezed together (b) a rope bridge in hills (c) the simplest bridge (d) tall towers hold cables
  6. 6.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  7. 7.Which of these is a beam bridge? (a) good for short gaps (b) a rope bridge in hills (c) deck hangs from cables (d) cables tied down at ends
  8. 8.🌉 Which bridge type: “a flat deck on piers”? (a) suspension bridge (b) beam bridge (c) arch bridge
  9. 9.🌉 A beam bridge 40 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  10. 10.🌉 Which bridge type can cross the widest gap in one span? (a) suspension bridge (b) beam bridge (c) arch bridge (d) log bridge
  11. 11.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) suspension bridge (c) arch bridge
  12. 12.True or false: “a log across a stream” is a beam bridge. (a) False (b) True
  13. 13.🌉 A beam bridge is 175 m long. Piers split it into equal spans of 25 m. How many spans are there?
  14. 14.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 10 m. How many spans are there?
  15. 15.🌉 What holds up a long beam bridge in the middle? (a) cables only (b) piers (c) balloons (d) nothing
  16. 16.🌉 A beam bridge is 90 m long. Piers split it into equal spans of 15 m. How many spans are there?
  17. 17.🌉 A beam bridge 40 m long is split by piers into 2 equal spans. How long is each span, in metres?
  18. 18.🌉 A beam bridge is 280 m long. Piers split it into equal spans of 35 m. How many spans are there?
  19. 19.Which of these is a beam bridge? (a) a curve under the deck (b) a log across a stream (c) tall towers hold cables (d) a rope bridge in hills
  20. 20.Which of these is a beam bridge? (a) pushes out on its ends (b) a curve under the deck (c) stones squeezed together (d) a flat deck on piers
  21. 21.🌉 A beam bridge 100 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  22. 22.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 50 m. How many spans are there?
  23. 23.True or false: “a curve under the deck” is a suspension bridge. (a) True (b) False
  24. 24.Which of these is a suspension bridge? (a) the longest spans of all (b) stones squeezed together (c) a log across a stream (d) good for short gaps
  25. 25.True or false: “good for short gaps” is an arch bridge. (a) False (b) True
  26. 26.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  27. 27.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) suspension bridge (c) arch bridge
  28. 28.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) arch bridge (c) beam bridge
  29. 29.True or false: “a flat deck on piers” is an arch bridge. (a) True (b) False
  30. 30.🌉 A beam bridge 90 m long is split by piers into 2 equal spans. How long is each span, in metres?
  31. 31.🌉 A beam bridge is 200 m long. Piers split it into equal spans of 25 m. How many spans are there?
  32. 32.True or false: “deck hangs from cables” is a suspension bridge. (a) False (b) True
  33. 33.🌉 A beam bridge 180 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  34. 34.🌉 Which bridge type: “stones squeezed together”? (a) arch bridge (b) beam bridge (c) suspension bridge
  35. 35.🌉 Which bridge type: “a log across a stream”? (a) arch bridge (b) beam bridge (c) suspension bridge
  36. 36.🌉 A beam bridge 300 m long is split by piers into 10 equal spans. How long is each span, in metres?
  37. 37.🌉 A beam bridge is 75 m long. Piers split it into equal spans of 25 m. How many spans are there?
  38. 38.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  39. 39.Which of these is an arch bridge? (a) good for short gaps (b) a curve under the deck (c) cables tied down at ends (d) a rope bridge in hills
  40. 40.True or false: “cables tied down at ends” is a suspension bridge. (a) True (b) False

Answer key

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

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