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Water Systems

3a. Water System. Chapter 8; Appendix B (Wentz) and 8.1-  8.3 (Toa). 4.11 Analysis and Design of Construction Systems - Mechanical (6 hrs). Water Systems. Plumbing Systems CNST 305 Environmental Systems 1 Dr. Berryman. Earth’s Water Supply.

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Water Systems

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  1. 3a Water System Chapter 8; Appendix B (Wentz) and 8.1-  8.3 (Toa) 4.11 Analysis and Design of Construction Systems - Mechanical (6 hrs) Water Systems Plumbing Systems CNST 305 Environmental Systems 1 Dr. Berryman

  2. Earth’s Water Supply 97% of the earth’s water is inaccessible. Mostly in the polar caps or ocean water That 3%…

  3. Aquifers – Water Table Water Table Drilled Well

  4. Cisterns

  5. Solar Collection

  6. Water Quality • Based on

  7. Water Analysis • Sulfate • Nitrate • Fluoride

  8. Water Analysis (cont.) • pH • Iron and Manganese • Sodium • Calcium Carbonate

  9. Calcium Carbonate • Calcium Carbonate • Desirable <200 ppm • 100 ppm: – soft water • 100 – 200 ppm: reasonably soft • 200 – 300 ppm: avg hardness • 300 – 400 ppm: very hard • Over 400 ppm: extremely hard • Too hard

  10. Water Quality Improvements

  11. RO systems commercial residential

  12. There are four components to a softener unit: a control valve (1),  a saline tank (2),  a resin bed (3), and a resin tank (4). The resin tank holds the resin bed,  the brine tank  holds water and dissolved salt solution (brine). The control valve sits on top of the tank. Water Softeners

  13. Water Samples

  14. Cross Connections FILM

  15. Cross Connection Prevention

  16. 3bc Water System Chapter 8; Appendix B (Wentz) and 8.1-  8.3 (Toa) 4.11 Analysis and Design of Construction Systems - Mechanical (6 hrs) Next Time • Hot Water • Engineering Design

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