1. Report No. 2. Government Accession No. 3. Recipient’s Catalog No. 4. Title and Subtitle 5. Report Date 6. Performing Organization Code 7. Author(s) 8. Performing Organization Report No. 9. Performing Organization Name and Address 10. Work Unit No. 11. Contract or Grant No. 12. Sponsoring Agency Name and Address 13. Type of Report and Period Covered Wisconsin Department of Transportation Final Report Research & Library Unit 4802 Sheboygan Ave. Rm 104, Madison, WI 53707 14. Sponsoring Agency Code 15. Supplementary 16. Abstract 17. Key Words 18. Distribution Statement No restrictions. This document is available through the National Technical Information Service. 5285 Port Royal Road Springfield, VA 19. Security Classif. (of this report) 20. Security Classif. (of this page) 21. No. of Pages 22. Price Unclassified Unclassified Form DOT F 1700.7 (8-72) Reproduction of completed page authorized
1. Report No. 2. Government Accession No. 3. Recipient’s Catalog No. 4. Title and Subtitle 5. Report Date 6. Performing Organization Code 7. Author(s) 8. Performing Organization Report No. 9. Performing Organization Name and Address 10. Work Unit No. 11. Contract or Grant No. 12. Sponsoring Agency Name and Address Wisconsin Department of Transportation Research & Library Unit 4802 Sheboygan Ave. Rm 104, Madison, WI 53707 13. Type of Report and Period Covered Final Report 14. Sponsoring Agency Code 15. Supplementary 16. Abstract 17. Key Words 18. Distribution Statement No restrictions. This document is available through the National Technical Information Service. 5285 Port Royal Road Springfield, VA 19. Security Classif. (of this report) Unclassified 20. Security Classif. (of this page) Unclassified 21. No. of Pages 22. Price Form DOT F 1700.7 (8-72) Reproduction of completed page authorized