The first Nano - the world's cheapest car - is expected to roll out of the Tata Group's Rs 2,000 crore (Rs 20 billion/$3.86 billion) Sanand plant in Gujarat by end 2010, company officials said Monday.

Work is on at full swing at the project site in Sanand, about 45 km from Ahmedabad, with the construction of plant buildings using pre-engineered steel structures for the ancillary units spread in an area of 65,000 square metres already underway.