Heavy-Duty Cantilever Rack Calculation

I need a structural engineer to calculate specifications for a cantilever rack designed to hold long items like timber and pipes. Each arm of the rack will need to support over 1000 lbs.

Requirements:
- Calculate load-bearing capacities
- Determine appropriate dimensions and materials
- Ensure compliance with safety standards

Ideal Skills:
- Structural engineering expertise
- Experience with cantilever rack designs
- Knowledge of weight distribution and material strength