Tender For supply of round the clock shift wise checking and maintenance of conveyor system and new , old stacker , re claimer of coal handling plant, btps , round the clock shift wise checking and maintenance of auxiliaries of wagon tipplers, pusher car and crushers of coal handling plant, btps. , annual odd hours routine checking and maintenance of auxiliaries of atps coal handling plant. , extinguishing, quenching of fire in btps coal yard by regular spraying of water where smoke is detected with the help of fire hose pipe and nozzle. , extinguishing quenching of fire in atps coal yard of chd iii, btps, obra