Trail Hardening for Mountain Bike Trails
Ed Kessler
Trail Hardening for Mountain Bike Trails
Real world application
PTARMIGAN PTRAILS
CONSTULT DESIGN BUILD
Why Harden Trails?
What are our options?
Surface Modification
Trail Solutions: IMBA’s Guide to Building Sweet SingletrTaPcDk1,7204000444
Foundation Modification
Trail Solutions: IMBA’s Guide to Building Sweet SingletrTaPcDk1,7204000444
- § Glacial Loam and Loess
- § Saturates easily
- § Constructed during wettest months of the season – bad idea
- § Used hybridized technique:
- § Grading & Compaction
- Synthetic Fabric
- § Aggregate and Compaction
Collaborative Enhancement to Improve Phase I
4
Surface Modification
-Minimal Grubbing
-Slot Trench and cap with
Native gravels Imported Loam
-Additional imported Rock Causeway added for technical challenge
Elevated Timber Structures
Microtopograpahy Modification
Photo by Loren Holmes, Alaska DispatcThPDN1e70w4s044
Pavers & Creative Materials
Image from: FreeAssociationdesign.wordpress.com TPD1704044
Image from: www.bikemTPaDg1.c7o04m044
Image from: Socaltrailriders.com.
Soil Stabilizers
- Soiltac® – www.Soilworks.com
- § Most popular
- Cost prohibitive
- § Used extensively on professional BMX tracks
- BioCement – www.biocementtech.com
- Environmentally inert
- Uses native soil bacterium to create stabilization (SCIENCE!)
- Dirt Glue Polymer – www.dirtglue.com
- Water Soluble
- Acrylic Polymer
Synthetics and Geogrids
Ditching and Culverts
More info at www.PtarmiganPtrails.com
PH: 907-841-0114
eddie@ptarmiganptrails.com
