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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 659 · 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 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?
  2. 2.🌉 A beam bridge is 70 m long. Piers split it into equal spans of 10 m. How many spans are there?
  3. 3.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 50 m. How many spans are there?
  4. 4.Which of these is an arch 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
  5. 5.🌉 A beam bridge is 160 m long. Piers split it into equal spans of 20 m. How many spans are there?
  6. 6.True or false: “good for short gaps” is an arch bridge. (a) True (b) False
  7. 7.🌉 A beam bridge is 500 m long. Piers split it into equal spans of 50 m. How many spans are there?
  8. 8.True or false: “pushes out on its ends” is an arch bridge. (a) True (b) False
  9. 9.True or false: “the longest spans of all” is a suspension bridge. (a) False (b) True
  10. 10.🌉 A beam bridge 350 m long is split by piers into 7 equal spans. How long is each span, in metres?
  11. 11.🌉 Which bridge type can cross the widest gap in one span? (a) beam bridge (b) log bridge (c) suspension bridge (d) arch bridge
  12. 12.🌉 A beam bridge 300 m long is split by piers into 10 equal spans. How long is each span, in metres?
  13. 13.🌉 In a suspension bridge, the main cables are in … (a) tension (b) no force (c) friction (d) compression
  14. 14.Which of these is a beam bridge? (a) a flat deck on piers (b) stones squeezed together (c) a rope bridge in hills (d) pushes out on its ends
  15. 15.True or false: “the simplest bridge” is a beam bridge. (a) False (b) True
  16. 16.Which of these is an arch bridge? (a) pushes out on its ends (b) a log across a stream (c) good for short gaps (d) tall towers hold cables
  17. 17.Which of these is a beam bridge? (a) stones squeezed together (b) cables tied down at ends (c) a curve under the deck (d) the simplest bridge
  18. 18.🌉 A beam bridge is 300 m long. Piers split it into equal spans of 25 m. How many spans are there?
  19. 19.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) arch bridge (c) beam bridge
  20. 20.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  21. 21.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) arch bridge (c) suspension bridge
  22. 22.🌉 In a stone arch bridge, the stones are in … (a) compression (b) no force (c) tension (d) friction
  23. 23.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) suspension bridge (c) arch bridge
  24. 24.🌉 A beam bridge is 100 m long. Piers split it into equal spans of 20 m. How many spans are there?
  25. 25.🌉 Which bridge type: “a rope bridge in hills”? (a) arch bridge (b) suspension bridge (c) beam bridge
  26. 26.🌉 A beam bridge 240 m long is split by piers into 6 equal spans. How long is each span, in metres?
  27. 27.🌉 Which bridge type: “good for short gaps”? (a) beam bridge (b) arch bridge (c) suspension bridge
  28. 28.Which of these is a suspension bridge? (a) tall towers hold cables (b) a flat deck on piers (c) stones squeezed together (d) a curve under the deck
  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 is 90 m long. Piers split it into equal spans of 15 m. How many spans are there?
  31. 31.🌉 Which bridge type: “a flat deck on piers”? (a) arch bridge (b) beam bridge (c) suspension bridge
  32. 32.🌉 A beam bridge 150 m long is split by piers into 6 equal spans. How long is each span, in metres?
  33. 33.🌉 Which bridge type: “a log across a stream”? (a) arch bridge (b) suspension bridge (c) beam bridge
  34. 34.Which of these is a suspension bridge? (a) the longest spans of all (b) stones squeezed together (c) good for short gaps (d) a curve under the deck
  35. 35.🌉 What holds up a long beam bridge in the middle? (a) balloons (b) piers (c) nothing (d) cables only
  36. 36.🌉 A beam bridge is 175 m long. Piers split it into equal spans of 25 m. How many spans are there?
  37. 37.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
  38. 38.🌉 A beam bridge is 40 m long. Piers split it into equal spans of 20 m. How many spans are there?
  39. 39.True or false: “a rope bridge in hills” is a suspension bridge. (a) True (b) False
  40. 40.True or false: “cables tied down at ends” is a beam bridge. (a) False (b) True

Answer key

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

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