Wednesday, June 24, 2009

Location, Location, Location!




The parameters for the two weighted overlays differ in the percentage of weight applied to four criteria.
1. Distance from Phoenix College
2. Distance from Chandler regional Hospital
3. Percentage of residents between age 40 and 49
4. Median house value
Weight 1 is created using a 25% weight for each item in the list. Weight 2 is shifted to emphasize the distance over age and house value. Distance is weighted at 40% the demographics are given a weight of 10%.
It was determined, from the results of the first overlay, that the location was not sensitive of the traffic congestion in the area. The second overlay was then weighted toward distance to off set the traffic impacts.
Conclusion: Both overlays contain areas in common, which would appear to be acceptable given the criteria established in the study. However, these areas were not acceptable due to other outside influences not recognized in the study. Other data must be made available to refine the location search to an area that is acceptable to the client. Travel distance times, hours of peak traffic, and mass transit options should be added to the criteria. The client has expressed concerns about traffic congestion that is not fully addressed by distance.


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