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CHAPTER 4: ALTERNATIVES EVALUATION CRITERIA <br /> 4.3 Tier 2: Targeted To further differentiate between these <br /> alternatives, additional Evaluation Criteria <br /> Evaluation were used to help distinguish potential <br /> The highest performing alternatives from the differences. Since all three alternatives were <br /> Tier 1: Initial and Revised Evaluation phase modifications to 1-90, WSDOT provided input <br /> were advanced into the Tier 2 evaluation. into the additional criteria.The additional <br /> The purpose of this second evaluation was criteria used in the Tier 2 Targeted Evaluation <br /> to further explore the differences among the are presented in Table 4-4. <br /> alternatives that had relatively close scores. <br /> Based on the evaluation as presented in Table <br /> 4-3 and Figure 4-1,three alternatives scored <br /> higher than the other alternatives, but were <br /> very close in their scoring: <br /> • Alternative 1: 1-90 Outside Widening <br /> • Alternative 2: 1-90 Median Widening <br /> • Alternative 3: 1-90 Median Widening, <br /> Reversible Lanes <br /> VOLUME I: FEASIBILITY REPORT 1-90 Corridor-Easton to Cle Elum Feasibility Study 1 63 <br />