Wetland Trail Design and Construction
U.S. Department of Agriculture, Forest Service, Technology & Development Program, 2001 - Trails - 82 pages
ln this manual we have described the common techniques for building a wetland trail. We have also included information on some of the more unusual materials and tools.
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Environmental and Accessibility Compliance
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12 inches auger bark beam saddle bents boardwalk bog bridge bolt causeway chalkline concrete Corduroy crew cribbing cross slope curb deck planks diagonal brace ditches drainage drift pins drilled easier edge end-bearing piles feet long figure fill floating trail flooding foundation French drains friction piles gadbury geogrid Geosynthetics geotextile Geoweb grade gravel ground hammer handrail helical piles Hot-Dipped Galvanized installed layer lead section ledgers Log carriers log or timber lumber material nailed naturally rot-resistant needed Normally rough sawn notch piece of wood placed puncheon railing require ribbon rock route runoff screw anchor side sills sleepers slippery soil spiked square steel angle stone stringers structure sustainable design technique test hole timber culvert trail centerline trail construction trail tread tread logs tread plank tread surface treated wood trees turnpike type of puncheon usually washers wetland trail wheelbarrow width wooden