The document presents a master plan and specifications for proposed group housing at Sector 143. The plan includes 1 BHK studio apartments arranged in clusters, with typical units of 470 square feet. Larger 2BHK apartments are also included in the plan, with Type A units of 840 square feet and Type B units of 875 square feet. Detailed specifications are provided for finishes, materials, doors and windows, kitchens, toilets, electrical, and wall finishes for the apartments.