Covered Porch Design Drawings

I'm seeking detailed architectural and structural drawings for a covered porch exceeding 300 square feet. The design should incorporate mixed materials, including concrete flooring, aluminum posts, LP lap siding, and wood trim... (Budget: min $50 USD, Jobs: 2D Drafting, 3D Design, 3D Modelling, AutoCAD, Building Architecture, Building Design, Civil Engineering, Construction Management, Interior Design, Structural Engineering)