Gammon India Limited is a civil engineering construction company. The Company is engaged in designing and constructing roads, bridges, flyovers, metro railway systems, marine structures, ports and airports, thermal and nuclear power station, dams, high-rise structures. Its businesses include transportation engineering, power sector, pipeline division, water and environment, chimneys and cooling towers, industrial structures, transmission and distribution business, international business, real estate business, multistoried buildings and public private partnership projects. The Company also covers design, financing, construction and operation of modern bridges, viaducts, and metro rail, both on a built operate transfer (BOT) basis as well as contract execution. The Company� s key projects as of March 31, 2012, include Chennai Metro Project, Patna Buxar Works, Patna Muzaffarpur Road Works, Godavari Bridge and AP Lift Irrigation Scheme.