Comprehensive set of architectural floor plans for a Ground+4 story residential building with multiple apartment units per floor. The drawing includes detailed layouts for the ground floor with car parking area at +150mm level, four residential floors, and a roof plan featuring an overhead water tank (800 gallon/3600 liter capacity). Each typical floor contains 3-4 apartment units with well-defined living areas, dining spaces, bedrooms (measuring between 3050-4100mm × 2925-3600mm), kitchens, and toilet facilities. The building incorporates a central elevator without machine room, multiple staircases, and 125mm thick RCC walls for common bathrooms. Notable features include verandahs (1150-1400mm wide), a reception area on the ground floor, and rainwater pipes (100mm diameter) on the roof plan. The electrical infrastructure includes a CESC meter space (2150×1650mm) and provision for underground sewage connection. All drawings are precisely dimensioned at 1:100 scale with comprehensive room labeling.