The Electrical Projects division of BGR Energy Systems Ltd has been awarded turnkey contracts by Power Grid Corporation of India for installing optic fibre ground wire (OPGW)-based communications backbone. The new OPGW communications solution would replace the ULDC microwave links on its existing power transmission structures in Karnataka, Kerala, Andhra Pradesh and Puducherry. The order is valued at 37 crore and is due for completion within 18 months. The installation will be done under live-line conditions. With this order worth 1,575 km, BGR Energy Systems will have installed over 6,000 km of OPGW lines on a cumulative basis.