Aging Infrastructure

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Across
  1. 3. Permeation of liquid
  2. 6. Break or bust suddenly
  3. 9. Pass in or out through a hole
  4. 12. Term for sewer within your house/property
  5. 13. _____________ Protection Agency
  6. 15. Infrastructure grade for underground utilities (ASCE)
  7. 17. Federal Law passed in 1972 to restore and protect the environment (3 words)
  8. 19. Low water _________
  9. 20. Process to improve the quality
  10. 21. State of not functioning
  11. 25. Form of settlement within sewer piping
  12. 27. Hollowed out material used for early waterlines
  13. 30. Trenchless method of pipe replacement- (2 words)
Down
  1. 1. Kept out of sight
  2. 2. Area of land that separates water flow
  3. 4. Constructed wall or embankment to regulate water levels
  4. 5. Submerging of normally dry land
  5. 7. Modern pipe material used: High density _________ piping (2 words)
  6. 8. 1900’s sanitary sewer piping material (2 words)
  7. 10. Utility system to transport wastewater (2 words)
  8. 11. Reddish or brown coating formed on steel
  9. 14. Amount that something can produce/transport
  10. 16. Main line used to supply water
  11. 18. Placed underground
  12. 22. Water service material with potential health hazards
  13. 23. Material for piping typically hard brittle alloy of iron
  14. 24. Obstruction within piping
  15. 26. Utility system to transport rain run-off
  16. 28. Excavation hole in the ground
  17. 29. Process of corroding metal material