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40 APPENDIX B Summary of Responses to Survey Questionnaire 1. INTRODUCTION Responses to the survey were received from the following U.S. highway agencies and Canadian Provinces: U.S. States Nevada Ontario Alaska New Hampshire Prince Edward Island Arizona New Jersey Quebec Arkansas New York Saskatchewan California New Mexico Yukon Colorado North Carolina Connecticut North Dakota Delaware Oklahoma District of Columbia Oregon Florida Pennsylvania Georgia South Carolina Hawaii South Dakota Idaho Tennessee Illinois Texas Indiana Utah Iowa Virginia Kansas Washington Kentucky Wisconsin Louisiana Wyoming Maryland Canadian Provinces Michigan Alberta Minnesota Manitoba Mississippi New Brunswick Missouri Newfoundland and Labrador Nebraska Nova Scotia