supply and delivery of shore manifold for maintenance work of different rli schemes under a.e.(a-m) purulia-ii (a-m) sub-division under the jurisdiction of purulia (agri-mech) division, belguma, purulia under non-plan maintenance work , m.s. shore manifold with painting made of 350 mm dia m. s. erw pipe 1 meter long having1 number of 300 mm dia inlet and 3 numbers of150 mm diameteroutlet all end flange welded, ms erw pipe conforming to is 1239 (part i)/3589, medium and m.s.flange conforming to is 6392/71 (table-17 excepting thickness).flange of 150 mm dia-19 mm thick + 3 mm of raise face.flange of 300 mm diameter 24 mm thick + 4 mm of raise face. , m.s. shore manifold as per drawing (annexure-f) with painting made of 350 mm dia m s erw pipe 1.5 meter long having 2 numbers of150 mm diameterinlet and 3 numbers of 150 mm dia outlet, all end flange welded, ms erw pipe conforming to i s 1239 (part i)/3589, medium and m.s.flange conforming to i s 6392/71(table-17 excepting thickness)flange of 150 mm dia-19 mm thick + 3 mm of raise face. , 150mm x 125mm dia m.s.reducer both end flanges welded, 200mm long.flanges as per i.s.6392/71,table-17, 12 mm thick.