Natural Surface Trails by Design: Physical and Human Essentials of Sustainable, Enjoyable Trails Troy Scott Parker Full book description | Workshops based on this book |
Browse sample pages: Front cover | Back cover | Table of Contents, 1st page | Table of Contents, 2nd page | Switchbacks (p. 32) Displacement (p. 37) | Compaction & displacement (p. 38) | Tread wear by modality (p. 41) | Tread soil test (p. 50) Trail Evaluation form (p. 64) | Sample trail evaluation (p. 69) |
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