Overhauling of sand filters with replacement of filter media and associated repairing work in the sand filter plant of parasea colliery under, kunustoria area. (3rd call)

Providing main gate with gate pillar ro plant hand rails ms ss staircase cupboard with acp for the chss appaswamy street in div 49 zone 05

Providing and fixing of 100 lph ro plant with irfp vessel for bops (baingach, takrabita, gossainpara, balason, bhatpara and kunchanjunga) and repair, maintenance of old ro 25 and 50 lph in aor of 46 bn bsf under shq bsf slg nb