This modern apartment building plan for a 45×90 plot—drawn on an actual construction size of 42.25×90 ft—is a complete multi-storey housing solution designed for rental income, commercial use, or premium residential development. The design is divided into two major parts: a commercial amenity-rich ground floor and four upper floors housing four identical 2BHK units per floor.

Ground Floor – Commercial Facilities & Premium Amenities

The ground floor is built to maximize functional and commercial value. It includes:

1. Large Parking Area

A high-capacity car and two-wheeler parking zone with dedicated entry and exit paths ensures ease of movement. The layout supports multi-unit residential traffic.

2. Fully Equipped Gym

A full-length gym zone is placed on the right side, spanning nearly the full depth of the building. This adds modern amenities and boosts rental value.

3. Swimming Pool

A long indoor swimming pool placed beside the gym offers luxury and adds premium appeal, making this apartment ideal for upscale rental or service apartment setups.

4. Reception + Lift + Staircase

A dedicated reception area, centrally located lift, and staircase provide seamless vertical circulation for all residents and visitors.

1st, 2nd, 3rd & 4th Floor – Identical 2BHK Units (4 Flats Per Floor)

Each upper floor contains four perfectly symmetric 2BHK flats, designed with maximum ventilation, privacy, and rental efficiency. Each unit includes:

• Two well-sized bedrooms

• Attached/common toilets

• Dining + drawing room combination

• Compact kitchen

• OTS ventilation shafts

• Balconies/windows for airflow

These flats are ideal for:

• Rental apartments

• Paying guest accommodations

• Service apartments

• Family residential units

• Hostel-style student rooms

Why This 45×90 Apartment Plan Is Ideal

• Perfect for builders and investors

• High rental yield (16 flats total + gym + pool)

• Commercial amenities attract premium tenants

• Efficient parking layout supports multi-unit use

• Lift + staircase suitable for high-rise expansion

• Symmetrical plans reduce construction cost

• Flexible for G+4, G+5, or G+6 expansion

Overall, this 45×90 (actual 42.25×90 ft) apartment building layout is a highly functional, profitable, and modern design for large-scale residential or mixed-use projects. It maximizes space, revenue, and long-term value.