Notes

Outline

Extending Hauling Operations on Thawing Roads C.W. Blair, P.Eng. Forest Engineering Research Institute of Canada

Introduction Project background. Study methodology. Discussion of results. Conclusions and recommendations.

Spring Load Restrictions

Potential Benefits

What Makes a Truck Road-Friendly?

Classifying Configurations

Slide 7

Objective To investigate the potential for extending the haul season into the traditional spring load restriction period.

Methodology

Methodology

Methodology

Road Strength Curve

Strain Levels by Axle Group

Road Strength Curve

Field Trial Configurations

Hauling Schedule

Results

Results

Conclusions 1. By using road-friendly technologies   we were able to extend the haul season. 2. No increase in road damage resulting from heavy haul traffic was observed. 3. The haul cost saving for extending the haul season in this case was about $0.50/m3

Questions?