Forest Road Surfacing: Basic Design Principles and Applied Practices


Location: Springfield, OR or Coeur d'Alene, ID

Same agenda at both locations:
Springfield, OR Oct. 10 -11, 2018
Coeur d’Alene, ID, Oct. 23-24, 2018

October 10 OR 23:

8:30  Introduction, Expectations, and Workshop Overview

9:00Common Road Surfacing Issues

  • The What, Where, and When Factors: Geology, Soils, Aggregate, Road Prism and Maintenance.
  • How They Make a Difference in Costs, Water Quality and Safety?

10:00  Break

10:30Soils Engineering – Relating Basic Properties to Road Surface Design

  • Soil Classification
  • Soil Moisture Content and Density

Noon  Lunch (included with registration)

1:00Soils Engineering – Relating Mechanical Properties to Road Surface Design

  • Potential Soil Strength vs. Actual Soil Strength
  • Geosynthetics
  • Subgrade Stabilization

2:30  Break

3:00How to Access Local Rock Sources

  • Geology Considerations
  • Rock Source Suitability
  • Rock Classification Methods
  • Aggregate Production and Development

5:00 Adjourn

Oct. 11 OR 24:

8:00Does the Rock Meet My Needs?

  • Gradation
  • Durability
  • Dust Abatement
  • Recycling Aggregate
  • Use of RAP

9:30   Break

10:00Commonly Used Aggregate Design Methods

  • AASHTO 1993 – Rut Equation
  • USDA Forest Service – STP
  • OR Dept. of Forestry Surfacing Guidance
  • Using What Has Worked in the Past

Noon   Lunch (included with registration)

1:00Surfacing Design Example Problems

  • Year-round Haul
  • Seasonal Haul
  • Restricted Haul

2:30   Break

3:00Road Surfacing BMPs and Sediment Reduction

  • Mechanics of Sediment Production from Forest Roads
  • Mitigating Surfacing Erosion
  • BMPs

4:00  Summary and Q&A

4:30  Adjourn

About this Event

Session 1 will be held at the Holiday Inn, at 919 Kruse Way, Springfield, OR.

Session 2 will be held at the Coeur d’Alene Resort at 115 S 2nd St, Coeur d’Alene, ID.

Registration Information
Registration Pricing:

The registration fee for either session is $325 if received by either 10/5 or 10/19 or $395 if received after those dates. The registration fee includes a book of speaker materials, lunch and refreshments. Checks should be made payable to Western Forestry and Conservation Association. Purchase orders, VISA/MasterCard, and American Express are accepted. Tax id # 930-331-712. No refunds for cancellations within 1 week of either session, but substitutions are always welcome.

Lodging Information:

Session 1 reduced rate lodging is available at the Holiday Inn by calling 541-284-0707 and by mentioning Western Forestry and Conservation. The rate for a single room is $110 plus tax. After Sept 25, 2018 reduced rates will be subject to availability.

Session 2 reduced rate lodging is available at the Coeur d’Alene Resort by calling (208) 209-5031 and mentioning Road Surface Workshop.

Society of American CFE Credits:
By attending either workshop, participants will be eligible for CFE credits through the Society of American Foresters.

Questions about this conference?

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Prefer to Call? 503-226-4562

About the Speaker:
Rene’ Renteria is a civil/geotechnical engineer with over 30 years of experience in pavement and geotechnical engineering, with the USDA Forest Service and including 10 years with the Oregon DOT. His current responsibilities include pavement and materials engineering for both paved and unpaved roads on the national forests in Oregon, Washington, and Alaska.

Upcoming Conferences and Workshops
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