Civil Engineering Puzzle

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Across
  1. 5. Used to draw attention to a specific area
  2. 6. Loads produced by occupancy, can change
  3. 9. Repeated element at same interval
  4. 10. Concrete wall sections poured, tilted, and anchored
  5. 13. Relative lightness or darkness
  6. 15. Degree of relative difference between elements
Down
  1. 1. 2D area
  2. 2. Comparative relationship between elements
  3. 3. Consistent use of design elements
  4. 4. Heat transfer between two solids (goes from hot to cold)
  5. 7. The weight of building components
  6. 8. 3D volume
  7. 11. Heat transfer between liquids or gases
  8. 12. Bare minimum usage of elements
  9. 14. Energy radiated as ways, waves, or particles