Office building with residential colony site plan and landscaping structure details that includes a detailed view of parking area, house rooms, inside outside with plinths, rest rooms, toilets, garden area, reception area, waiting area, cabin, bottom false ceiling, computer lab, bottom of grid ceiling, counselling room and library, conference room, manager cabin, meeting room, cleaning department, departmental office, smoking area, head offices, accountant rooms, pantry and much more of office building project.