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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 331 · 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 beam bridge? (a) pushes out on its ends (b) a log across a stream (c) cables tied down at ends (d) a rope bridge in hills
  2. 2.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True
  3. 3.True or false: “a log across a stream” is an arch bridge. (a) True (b) False
  4. 4.True or false: “a curve under the deck” is a beam bridge. (a) True (b) False
  5. 5.True or false: “the simplest bridge” is a suspension bridge. (a) False (b) True
  6. 6.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  7. 7.Which of these is an arch bridge? (a) stones squeezed together (b) a flat deck on piers (c) a rope bridge in hills (d) the longest spans of all
  8. 8.🌉 A beam bridge is 315 m long. Piers split it into equal spans of 45 m. How many spans are there?
  9. 9.Which of these is a beam bridge? (a) deck hangs from cables (b) the simplest bridge (c) tall towers hold cables (d) the longest spans of all
  10. 10.True or false: “pushes out on its ends” is an arch bridge. (a) False (b) True
  11. 11.🌉 Which bridge type: “stones squeezed together”? (a) beam bridge (b) suspension bridge (c) arch bridge
  12. 12.🌉 In a stone arch bridge, the stones are in … (a) compression (b) friction (c) no force (d) tension
  13. 13.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 50 m. How many spans are there?
  14. 14.🌉 What holds up a long beam bridge in the middle? (a) piers (b) nothing (c) balloons (d) cables only
  15. 15.True or false: “a log across a stream” is a beam bridge. (a) True (b) False
  16. 16.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  17. 17.🌉 Which bridge type: “good for short gaps”? (a) arch bridge (b) suspension bridge (c) beam bridge
  18. 18.🌉 Which bridge type: “the simplest bridge”? (a) suspension bridge (b) beam bridge (c) arch bridge
  19. 19.🌉 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?
  20. 20.Which of these is a suspension bridge? (a) pushes out on its ends (b) good for short gaps (c) stones squeezed together (d) the longest spans of all
  21. 21.🌉 In a suspension bridge, the main cables are in … (a) friction (b) no force (c) compression (d) tension
  22. 22.🌉 A beam bridge 90 m long is split by piers into 6 equal spans. How long is each span, in metres?
  23. 23.True or false: “the longest spans of all” is a suspension bridge. (a) True (b) False
  24. 24.True or false: “stones squeezed together” is a suspension bridge. (a) True (b) False
  25. 25.🌉 A beam bridge is 45 m long. Piers split it into equal spans of 15 m. How many spans are there?
  26. 26.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) beam bridge (c) suspension bridge (d) arch bridge
  27. 27.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True
  28. 28.True or false: “the longest spans of all” is an arch bridge. (a) True (b) False
  29. 29.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 15 m. How many spans are there?
  30. 30.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  31. 31.🌉 A beam bridge 600 m long is split by piers into 12 equal spans. How long is each span, in metres?
  32. 32.True or false: “a log across a stream” is a suspension bridge. (a) False (b) True
  33. 33.Which of these is a suspension bridge? (a) the simplest bridge (b) a rope bridge in hills (c) good for short gaps (d) a curve under the deck
  34. 34.Which of these is a suspension bridge? (a) cables tied down at ends (b) a curve under the deck (c) a flat deck on piers (d) a log across a stream
  35. 35.🌉 Which bridge type: “a curve under the deck”? (a) arch bridge (b) beam bridge (c) suspension bridge
  36. 36.🌉 A beam bridge 90 m long is split by piers into 9 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 15 m. How many spans are there?
  38. 38.🌉 A beam bridge 150 m long is split by piers into 5 equal spans. How long is each span, in metres?
  39. 39.🌉 Which bridge type: “a log across a stream”? (a) beam bridge (b) arch bridge (c) suspension bridge
  40. 40.Which of these is a beam bridge? (a) deck hangs from cables (b) a flat deck on piers (c) cables tied down at ends (d) a curve under the deck

Answer key

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

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