tender for construction of adm block, ( balance portion) sos room, garrage and pol store, electric sub-station, pump room and gen shed, sarvdharam sthal , 02 nos central morcha , 04 nos corner bunker, 02 nos 2- men bunkers, sentry post and development work( sh: construction of oht including external water supply line grid, perimeter fence, internal road path ,strom water drain, 100 lph ro plant, 5000 lph iron removal filtration plant, and 40 kva dg set supply & fixing street & security light at bop ekinpur (coy hqr) 0f 69 bn bsf under shq bsf gokulnagar.(sh consultancy service for soil investigation, preparation of details estimate, prepration of structural & working drawing and 3d views as the approved layout and digital /topographical survey.)