Zoning Compliance Analysis for Garage

I need a zoning compliance analysis for adding a square detached garage to my backyard.

Illustrate my proposed location of my detached garage and its location in the yard.

Requirements:
- focusing on lot coverage ratio
- Structural analysis not required
- Land survey and measurements will be provided

Ideal Skills and Experience:
- Experience with lot coverage calculations

Please provide a detailed breakdown of your analysis process and any relevant credentials.