Phase 1 and Phase 2 design alternatives were evaluated separately due to the difference in criteria. The decision matrices and their scoring systems used can be seen below for both phases.
The table above is the decision matrix used to evaluate the Phase 1 design alternatives. Fill and draw alone came out with the highest score of 2.6, making it the best design for the chosen criteria.
The table below shows the scoring system used to justify the scores given to each design alternative for Phase 1.
The table below shows the scoring system used to justify the scores given to each design alternative for Phase 2.
The table above is the decision matrix used to evaluate the Phase 1 design alternatives. The vertical subsurface flow wetland came out with the highest score of 2.30, making it the best design for the chosen criteria.
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