17x14m Apartment Third Floor Sanitary Manhole CAD Layout Plan

17x14m apartment, third floor sanitary manhole CAD layout plan presents a detailed drainage and inspection system design for residential high-rise construction. The drawing includes structured placement of 8 manholes connected with pipe routing lines across the third floor plan, ensuring proper wastewater flow and maintenance access. The layout defines precise coordination between sanitary fixtures, drainage points and vertical pipe stacks for efficient building service management. It helps architects and engineers understand spatial distribution and installation strategy for complex plumbing systems in a multi-storey apartment design.