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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 242 · 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 200 m long rests on the two river banks and on piers in between, making equal spans of 50 m. How many piers are there?
  2. 2.🌉 A beam bridge 280 m long is split by piers into 8 equal spans. How long is each span, in metres?
  3. 3.Which of these is an arch bridge? (a) stones squeezed together (b) the longest spans of all (c) a rope bridge in hills (d) a log across a stream
  4. 4.🌉 Which bridge type: “stones squeezed together”? (a) beam bridge (b) suspension bridge (c) arch bridge
  5. 5.Which of these is a beam bridge? (a) a curve under the deck (b) cables tied down at ends (c) a rope bridge in hills (d) a flat deck on piers
  6. 6.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 50 m. How many spans are there?
  7. 7.True or false: “a flat deck on piers” is a suspension bridge. (a) True (b) False
  8. 8.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  9. 9.Which of these is an arch bridge? (a) good for short gaps (b) cables tied down at ends (c) a rope bridge in hills (d) pushes out on its ends
  10. 10.True or false: “stones squeezed together” is an arch bridge. (a) True (b) False
  11. 11.True or false: “cables tied down at ends” is a beam bridge. (a) True (b) False
  12. 12.Which of these is a suspension bridge? (a) a log across a stream (b) pushes out on its ends (c) a rope bridge in hills (d) a flat deck on piers
  13. 13.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  14. 14.🌉 A beam bridge 240 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  15. 15.Which of these is an arch bridge? (a) a flat deck on piers (b) deck hangs from cables (c) a curve under the deck (d) a log across a stream
  16. 16.🌉 In a suspension bridge, the main cables are in … (a) friction (b) no force (c) compression (d) tension
  17. 17.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) arch bridge (c) suspension bridge (d) beam bridge
  18. 18.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  19. 19.Which of these is a suspension bridge? (a) a log across a stream (b) pushes out on its ends (c) stones squeezed together (d) the longest spans of all
  20. 20.🌉 In a stone arch bridge, the stones are in … (a) no force (b) tension (c) friction (d) compression
  21. 21.True or false: “a log across a stream” is an arch bridge. (a) False (b) True
  22. 22.🌉 A beam bridge is 60 m long. Piers split it into equal spans of 15 m. How many spans are there?
  23. 23.🌉 A beam bridge 275 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  24. 24.True or false: “tall towers hold cables” is a suspension bridge. (a) True (b) False
  25. 25.🌉 Which bridge type: “good for short gaps”? (a) suspension bridge (b) beam bridge (c) arch bridge
  26. 26.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) beam bridge (c) suspension bridge
  27. 27.🌉 A beam bridge is 105 m long. Piers split it into equal spans of 35 m. How many spans are there?
  28. 28.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 30 m. How many spans are there?
  29. 29.🌉 What holds up a long beam bridge in the middle? (a) piers (b) cables only (c) nothing (d) balloons
  30. 30.🌉 A beam bridge is 220 m long. Piers split it into equal spans of 20 m. How many spans are there?
  31. 31.Which of these is a suspension bridge? (a) the simplest bridge (b) stones squeezed together (c) a log across a stream (d) tall towers hold cables
  32. 32.🌉 A beam bridge is 440 m long. Piers split it into equal spans of 40 m. How many spans are there?
  33. 33.🌉 A beam bridge 175 m long rests on the two river banks and on piers in between, making equal spans of 25 m. How many piers are there?
  34. 34.Which of these is a suspension bridge? (a) deck hangs from cables (b) a curve under the deck (c) pushes out on its ends (d) a log across a stream
  35. 35.🌉 Which bridge type: “the simplest bridge”? (a) arch bridge (b) beam bridge (c) suspension bridge
  36. 36.🌉 A beam bridge 105 m long is split by piers into 7 equal spans. How long is each span, in metres?
  37. 37.True or false: “a flat deck on piers” is a beam bridge. (a) True (b) False
  38. 38.Which of these is a beam bridge? (a) stones squeezed together (b) a log across a stream (c) the longest spans of all (d) a rope bridge in hills
  39. 39.🌉 A beam bridge is 420 m long. Piers split it into equal spans of 35 m. How many spans are there?
  40. 40.Which of these is a beam bridge? (a) good for short gaps (b) a curve under the deck (c) cables tied down at ends (d) stones squeezed together

Answer key

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

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