Cost of Constructing a G1 BHK 1st and 2nd Floor Duplex House in Chennai

When considering the construction of a house in Chennai, several factors influence the overall cost, including materials, labor, design, and local regulations. This comprehensive breakdown will provide an estimated cost range for building a duplex house with a G1 BHK on the ground floor and 3 BHK on the first and second floors on a 340 plot of land.

Cost Breakdown

Land Area

A 340 plot has an area of 1200 sq. ft.

Construction Cost

The construction cost in Chennai can vary significantly but generally ranges from 1500 to 2500 per sq. ft., depending on the quality of materials used.

Total Built-up Area

Assuming a duplex design with a built-up area of approximately 2400 sq. ft.

1200 sq. ft. for each floor. Low-end Estimate: 2400 sq. ft. × 1500 3600000 (36 lakhs) High-end Estimate: 2400 sq. ft. × 2500 6000000 (60 lakhs)

Additional Costs

Architectural and Design Fees: Typically around 5-10% of the construction cost. Approval Fees: Local government fees for building approvals and permits. Interior and Finishing: Additional costs for interiors, fixtures, and landscaping which can add another 500 to 1000 per sq. ft.

Model Plans

While specific model plans can vary significantly based on personal preferences and requirements, here’s a basic outline for a duplex house with the specified configuration:

Ground Floor G1 BHK

Living Room: 12x15 ft Bedroom: 112 sq. ft. with attached bathroom Kitchen: 110 sq. ft. Dining Area: 112 sq. ft. Utility Space: 5x8 ft Staircase: Leading to the first floor

First and Second Floors 3 BHK

Living Room: 12x15 ft Bedroom 1: 12x12 ft with attached bathroom Bedroom 2: 12x12 ft with attached bathroom Bedroom 3: 112 sq. ft. Common Bathroom: 5x8 ft Kitchen: 110 sq. ft. Dining Area: 112 sq. ft. Balconies: Optional based on design

Summary

In summary, the total cost to construct a duplex house on a 340 plot in Chennai can range from approximately 36 lakhs to 60 lakhs depending on the quality of materials and finishes. It is advisable to consult with a local architect or builder to get a more accurate estimate based on your specific requirements and current market conditions.