Slope Stability and Vegetative Soil Stabilization in the Puget Sound Region
Hosted by the University of Washington Botanic Gardens

This list includes electronic copies of all paper handouts as well as additional resources provided by seminar speakers.

Thursday, December 5, 2013
8:15 a.m. – 4:00 p.m.
University of Washington Botanic Gardens
Center for Urban Horticulture
3501 NE 41^st St, Seattle, WA 98105

Live staking training with the Green Seattle Partnership, West Seattle – Saturday, February 8, 2014, 1pm – 3pm

SEMINAR RESOURCES

Geology & Hydrology Review of the Puget Lowland, an overview of Puget Sound geology, stratigraphy, soil strength, slope failure modes, and significant landslide examples in the Puget Lowland
Bill Laprade, Senior Vice President, Shannon & Wilson, Inc.

• Full Presentation

Vegetation, Erosion & Slope Stability: Role & Benefits of Native Vegetation in the Puget Lowland Ecozone
Elliott Menashe, Greenbelt Consulting

• Many resources available online at Greenbelt Consulting: http://greenbeltconsulting.com/
• Effect of tree roots on a shear zone: modeling reinforced shear stress. Kazutoki Abe, Forestry and Forest Products Research Institute,Tsukuba, Japane, and Robert R. Ziemer, USDA Pacific Southwest Research Station, Forest Service, Arcata, CA.
• Effect of Woody Vegetation Removal on the Hydrology and Stability of Slopes. Literature Review, prepared by Donald H. Gray. July 2009.
• From the Forest to the Sea: A Story of Fallen Trees. Technical Editors Chris Maser, Robert F. Tarrant, James M. Trappe, and Jerry F. Franklin. Pacific Northwest Research Station, U.S. Department of Agriculture Forest Service. General Technical Report PNW-GTR-229. 1988. Published in cooperation with Bureau of Land Management, U.S. Department of the Interior: http://www.fs.fed.us/pnw/pubs/gtr229
• Plant Indicator Species of Coastal Forested Slopes. Prepared by Eliott Menashe of Greenbelt Consulting for Coastal Training Program Washington.
• Quantifying Root Reinforcement in Protection Forests: Implications for Slope Stability and Forest Management. Massimiliano Schwarz, Jean-Jacques Thormann, Kaspar Zürcher, Karin Feller. 12th Congress INTERPRAEVENT 2012 – Grenoble / France. Conference Proceedings at www.interpraevent.at.
• Reading the Land: Vegetational Cues of Slope History and Stability. Prepared by Eliott Menashe of Greenbelt Consulting for Coastal Training Program Washington.
• Roadside Vegetation: An Integrated Approach to Establishing Native Plants: http://www.nativerevegetation.org/
• Root Strength Changes After Logging in Southeast Alaska, 1977. USDA Forest Service. R. R. Ziemer and D. N. Swanston: http://www.fs.fed.us/psw/publications/ziemer/Ziemer77.PDF
• The Importance of Root Strength and Deterioration Rates Upon Edaphic Stability in Steepland Forests. Colin O’Loughlin, Forest Research Institute, Christchurch, New Zealand and Robert R. Ziemer, USDA Forest Service, Arcata, California: http://www.fs.fed.us/psw/publications/ziemer/Ziemer82.PDF
• Vegetation and Erosion, a Literature Survey. Elliott Menashe.

Critical Areas and Shoreline Regulations Related to Geologically Hazardous Areas, Steep Slopes
Joe Burcar, Senior Shoreline Planner, Washington Department of Ecology

• Full presentation

Permit Requirements for Landslide-Prone Areas in the City of Seattle
Rob McIntosh and Seth Amrhein, Seattle Dept. of Planning and Development

• Full presentation.
• Seattle Department of Planning and Development Information sheets:
  • Tip 331, Environmentally Critical Areas—Tree and Vegetation Overview: http://www.seattle.gov/DPD/Publications/CAM/cam331.pdf
  • Tip 331A, Environmentally Critical Areas: Vegetation Restoration: http://www.seattle.gov/DPD/Publications/CAM/cam331a.pdf
  • Tip 331B, Hazard Trees: http://www.seattle.gov/DPD/Publications/CAM/cam331b.pdf

Conifer Care Guidelines When Working on Slopes –
Nicholas Dankers, ISA Certified Arborist and Qualified Tree Risk Assessor

• Conifer Care Guidelines, a Compilation of Prevailing Tree Knowledge. Nicholas Dankers, 2013.

Geosynthetics and Slope Stability: a review of materials, performance and techniques for erosion control and reinforcement
Dr. Stan Boyle, Vice President, Shannon & Wilson, Inc.

• Full presentation.

Bio-Structural Engineering for Erosion Control & Slope Stabilization
Elliott Menashe, Greenbelt Consulting

• Bio-structural Erosion Control: Incorporating Vegetation in Engineering Designs to Protect Puget Sound Shorelines. Elliott Menashe.
• Bio-Technology for Slope Protection and Erosion Control. Presented by Dr. Andrew T. Leiser at Peaks to Prairies: A Conference on Watershed Stewardship. September 27-30, 1998. Rapid City, South Dakota.
• Soil Bioengineering References, Washington State Department of Transportation: http://www.wsdot.wa.gov/publications/fulltext/Roadside/AuthorRef.pdfSoil Bioengineering for Slope Stabilization and Site Restoration. David F. Polster. Paper presented Sudbury 2003: Mining and the Environment III, May 25 – 28, 2003, Laurentian University, Sudbury, Ontario, Canada.