supply of coalescer for ebms project at barauni refinery , list of item ( s ) / work ( s ) as per tender documents , generic code for package items ; [ design , engg , procurement of materials and bought out components , manufacture / fabrication , inspection & testing at manufacturers works , packing , delivery , including supply of all commissioning and mandatory spares , special tool and tackles as given in offer , documentation , etc . as per enclosed job specification , standards , specifications etc for ebms coalescer along with duplex type pre-filter , psvs . isolation valves , interconnecting pipes and instrument items ( control valve , level gauge & level transmitter , pressure gauges etc . ) ]