Building plan of a 3-storey frame structure villa in a certain place, including: design description, structure description, semi basement plan, first floor plan, second floor plan, third floor plan, roof plan, axis elevation, stair details, doors and windows, detail drawings, etc
Fire resistance rating: not lower than Grade II, underground: Grade I, roof waterproof rating: Grade II, service durability grade: Grade II, 50~100 years (general buildings), seismic fortification intensity: Grade VI