Structural Report for L-Shaped Wooden Staircase

I need a detailed structural report for an L-shaped wooden staircase to satisfy Building Control Approval (BCP) requirements.

Key requirements:
- Assess structural integrity and compliance with building regulations
- Provide professional recommendations if necessary
- Include detailed drawings and calculations

Ideal skills and experience:
- Background in structural engineering
- Experience with staircase design and analysis
- Knowledge of building regulations and compliance

Please provide samples of similar work done.