Don-Bur Trailer Axle Load Calculator

🛠️ How to Use This Calculator

Fill in the trailer and load information below to calculate load distribution. You can also click a preset below to auto-populate the form with example data.

Notes

  • Unladen Trailer bogie weight can be calibrated against actual if required by adding/amending tail-lift weight.
  • For step-frames, the distance from front of trailer to the step is typically 4.3m
  • For trailers up to 13.7m long, effective bogie length cannot exceed 8.135m
  • On curtainsiders, you should allow 0.1m distance from front of trailer to start of any load.

Load Presets

General Data
Tractor Data
Trailer Data
Trailer Axle Configuration
Load Blocks
Axle Load Distribution