3D Residential House Design AutoCAD Model with Stair and Porch

This 3D house design AutoCAD drawing presents a complete residential exterior model focusing on overall building form and planning clarity. It includes exterior layout detailing such as porch projection, entry placement, stair access to terrace, and front elevation composition. Structural elements like roof slab levels, plinth treatment, and column positioning are clearly shown for construction understanding. Window and door placement is illustrated to reflect ventilation and daylight planning. Material representation highlights wall finishes, base treatment, and slab edges. The model supports architectural visualization, residential planning, and design coordination for professional use.