| | WASHINGTON STATE DEPARTMENT OF TRANSPORTATION 2002-03 |
| | 1,51 | | MB | SALT PILOT PROJECT |
| | 51 | | stron |
| | 5044 | | ID | Washington State Department of Transportation |
| | 2004 | | rok |
| | Table of Contents |
| | List of Figures .3 |
| | Executive Summary4 |
| | Background and Research Objectives 6 |
| | Test Locations.7 |
| | Materials Used 9 |
| | Snow and Ice Control Methods.9 |
| | Winter Weather Severity.10 |
| | Costs.12 |
| | Snow and Ice Control Results/Performance .15 |
| | Corrosion Standards17 |
| | Measuring Corrosion in the Roadway Environment 18 |
| | Corrosion Results19 |
| | Corrosion Comparison – SC Region Salt and NC Region Corrosion – Inhibited Chemicals.21 |
| | Corrosion Comparison – Eastern Region Salt and Corrosion-Inhibited Chemicals.24 |
| | Corrosion Comparison – SW Region Salt and Corrosion – Inhibited Chemicals 28 |
| | Bridge Corrosion.31 |
| | Environmental Impacts .31 |
| | Significant Project Findings37 |
| | Appendix 1: Snow and Ice Control Level of Service Data40 |
| | Appendix 2: Laboratory Procedure for Corrosion Testing41 |
| | Appendix 3: Metal Coupon Corrosion Data 45 |
| | Appendix 4: Environmental Sampling Data ..51 |