Maintenance of Water Supply Scheme to Porvorim Constituency - Repairs / Replacement of Water Supply Valves and chambers within Secretariat Assembly Complex at Porvorim

Supplying at store or at site of work cast iron specials for mechanical and push on flexible joints as per IS:13382 - 1992 including Sealing rubber gaskets (NR) CI compression glands and coated MS Nuts bolts.;Double Socket Branch Flange Tee;Nominal Dia in mm;250x250x80

Supplying at store or at site of work cast iron specials for mechanical and push on flexible joints as per IS:13382 - 1992 including Sealing rubber gaskets (NR) CI compression glands and coated MS Nuts bolts.;Double Socket Branch Flange Tee;Nominal Dia in mm;250x250x100

Supplying at store or at site of work cast iron specials for mechanical and push on flexible joints as per IS:13382 - 1992 including Sealing rubber gaskets (NR) CI compression glands and coated MS Nuts bolts.;Double Socket Reducer;Nominal Dia in mm;250x150

Manufacturing and supplying at the site of work ER welded MS pipes including procurement of plates gas cutting to required size rolling tack welding assembling in suitable length to form pipe welding on automatic machine and forming v edge on both ends of pipes including hydraulic pressure test conforming to IS : 3589- 2001 grade Fe 410 in double random length of 10 to 12.2 metres in bevelled ends including freight loading & unloading mechanical crane & stacking at site etc. complete.;Size in ( OD ) in MM for 10mm thickness;219.1

Supplying at store or site of work including railway freight carting loading unloading stacking etc. C. I. Sluice valve conforming to IS : 14846-2000 and bearing ISI mark double flanged with cap. TYPE P.N. 1.0 (Class B );Nominal Diameter in mm;150

Supplying at store or site of work including railway freight carting loading unloading stacking etc. C. I. Double orifice type air valveas per fig DS1 with in built isolating valve smallwith SS spindle and CI protective cap confirming to IS1 4845/2000 ( wirh latest ammendments).Low pressure large orifice chamber with vulcanite coated timber ball resting on moulded rubber seating and chamber having CI cowl protection.High pressure chamber shall have rubber coated timber ball as floathaving Float guides ;and LTB or SS orifice nipple The body seat ring shall be of LTB as per IS 318 LTB2 or of SS. All nuts /bolts shall be of carbon steel of SS. The flange shall be drilled and faced as per IS1538(part 4 &6) suitable to working pressure of 10 kg /cm2 TYPE P.N. 1.0 (Class B);Dia in mm;80

Jointing of C.I/D.I pipes and specials with rubber gaskets (TYTON joints) SBR type including cleaning the socket and spigot ends with kerosene oil/below lamp and applying soft soap to socket and spigot ends before inserting for rubber gasket jacking and fixing in proper condition including cost of rubber gasket oil soft soap and hydraulic testing of jointing as per IS:3144-1985;Nominal diamter in mm.;250

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts.;Flanged Socket Tail piece ( Flanged Adaptors);Nominal Dia in mm;150

Making joints to D.I/ C.I pipes with mechanical joints by nut bolts rubber rings that are provided with the jointsfor pushon tight joints including the cost of work force tools hydraulic testing of joints etc complete as per the direction of the engineer in-charge.;Double socketed specials such as bends collar couplings etc;Nominal Diameter in mm;150

Hoisting laying cast iron sluice valves/butterfly valves/reflux valve of size given below at location in pipeline etc. complete as directed as per IS:2685-1971 CLASS I;Nominal diamter in mm.;150