L&T classifies orders in the range of ₹1,000 crore to ₹2,500 crore as 'significant'. New Delhi, Nov 2 (PTI) Infrastructure major Larsen & Toubro (L&T) on Monday said that it has bagged significant orders from a prestigious client for the construction of residential buildings in. Larsen & Toubro (L&T) has secured significant orders for residential, commercial buildings and factory projects.