0223-2821P-MTDC: Managing Degraded Off-Highway Vehicle Trails in Wet, Unstable, and Sensitive Environments




MTDC > MTDC Pubs > Managing Degraded Off-Highway Vehicle Trails in Wet, Unstable, and Sensitive Environments Back \| Next \| Cover Page Managing Degraded Off-Highway Vehicle Trails in Wet, Unstable, and Sensitive Environments Table of Contents Introduction Soil—The Stuff Under Foot, Hoof, and Wheel Soils 101 Soil Characteristics as a Structural Component for Trails How Soils are Degraded Surface Erosion, Surface Failure, and Trail Braiding Trail Management—Responding to Trail Degradation Management Components Trail Location Documentation Trail Condition Assessment Trail Improvement Prescriptions Trail Improvement Implementation Trail Maintenance and Monitoring Management Response to Severely Degraded Trails Trail Rerouting Seasonal or Type-of-Use Restrictions Controlled Use (Traffic Volume Restrictions) Trail Hardening Trail Closure Status of Research Summary Recommendations Research Funding Interagency Coordination References Appendix A—Subjective Evalution of Off-Highway Vehicle Trail Treatment Options for Alaska Appendix B—Installation Guide for Porous Pavement Panels as Trail-Hardening Materials for Off-Highway Vehicle Trails Appendix C—National Park Service Rivers, Trails, ad Conservation Assistance Program Cooperative Research on Trail-Hardening for Degraded Trails in Alaska Appendix D—Metric Conversions About the Author Acknowledgments Top Back \| Next \| Cover Page
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