We constructed the 1.5 MTPA Alumina Refinery with 3 x 30 MW Captive Power Plant for Hindalco's Utkal Alumina at Rayagada. Apart from all major civil and structural, the scope included supply and erection of cylindrical and conical tanks, fabrication & erection of pressure vessels and construction of a 150 m high RCC Chimney with Multi Flue.