The railway division is working out modalities of a penal clause to put a check on stall owners on the platforms. Those defying orders will be penalised. A rough estimate suggests that on an average, Tatanagar generates solid waste of two tonnes a day, the majority of which is plastic-based. Polythene and plastic strewn along railway tracks and at the circulating area of the railway station often make their way to drains, choking them and increasing filth. Man Singh and Associates, a private agency has been entrusted with the job of cleanliness and upkeep of the station.