Residential Roof Structure and Foundation Layout 7800mm Plan

This AutoCAD drawing shows a complete roof structure and foundation layout with a 7800mm building plan. The file includes roof truss framing, purlin arrangement, column grid, beam layout, and roof sheet placement. It also presents foundation footing positions, column base details, and structural alignment. All measurements, spacing, and technical markings are clearly indicated for accurate drafting and construction reference.

The drawing provides sectional views, roof slope design, truss profile details, and structural coordination between the roof and foundation. It is suitable for architects, civil engineers, builders, and designers for planning, modification, and professional documentation.