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Channel Lining – Options and The Investment Decision

Channel Lining – Options and The Investment Decision. Bradley Rudsits | Principal Water Engineer. Messages. The key highlights within this presentation Water losses = Bad Channel Liners = Turn bad in good Multi Criteria Analysis = How to get everyone to agree on the good.

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Channel Lining – Options and The Investment Decision

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  1. Channel Lining – Options and The Investment Decision Bradley Rudsits| Principal Water Engineer

  2. Messages • The key highlights within this presentation • Water losses = Bad • Channel Liners = Turn bad in good • Multi Criteria Analysis = How to get everyone to agree on the good

  3. Is there actually a water loss? Progression to water savings

  4. Water Savings – Increased Revenue Potential

  5. Channel Lining Types, benefits and costs

  6. Flexible Membrane Liners (Plastic)

  7. Flexible Membrane Liners (Rubber and Bituminous)

  8. Concrete Liners

  9. EarthernLiners

  10. And they (generally) cost…

  11. Multi Criteria Analysis How to get the right answer

  12. Multi Criteria Analysis Tools (MCA) Definition • Get the right people involved Weightings Scoring Sensitivity Presentation

  13. Criteria Definition Definition • Getting the right people gives the right answer • What do they want a channel liner to achieve? • Less leaks? • More capacity? • Easy to clean? Weightings Scoring Sensitivity Presentation

  14. Criteria Weightings Love it Like it Live with it Loathe it Definition • Rules of the Game • The 4 L’s • Has to cover 100% Weightings Table 1 Agreed Weightings Scoring Table 1 Matrix Example Sensitivity Presentation

  15. Scoring Definition • Quantitative – “look at the technical specification, this ones heaps more betterer” Weightings Scoring Sensitivity Presentation

  16. Sensitivity or “What if” Definition Weightings Scoring Sensitivity Presentation

  17. Presentation Definition Weightings Scoring Sensitivity Presentation

  18. Presentation Definition Weightings Analysis Sensitivity Presentation

  19. Presentation Definition Weightings Analysis Sensitivity Presentation

  20. Examples • Some recent projects through which GHD • has applied this: • Northern Victoria Irrigation = Polyethylene • Murrumbidgee Irrigation Area = Concrete • Ord Irrigation Scheme = Clay

  21. Summary • The key summary points • Water losses = Bad • Channel Liners = Turn bad in good • Multi Criteria Analysis = Get everyone to agree on the good • Comments and Questions?

  22. www.ghd.com

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