WS/SPBPS/2026-27/04

DUCTILE IRON DOUBLE FLANGED SINGLE DOOR SWING NON-RETURN VALVE GENERALLY CONFIRM TO IS:5312 PART 1 & ABOVE TO IS: 5312 PART 2. VALVE SHALL BE IN GRADED DI WITH METAL TO METAL (IS: 318 GR. LTB2) SEATING SS AISI: 410 STUB PINS & SLANT SEAT DESIGN., FLANGES FACED AND DRILLED AS PER IS: 1538 TABLE 4 & 6/IS: 9523/BS EN 1092-2. SHALL BE COATED INTERNALLY AND EXTERNALLY WITH EPOXY LIQUID COATING (MINIMUM DFT 250MICRON) SHADE: BLUE (RAL 5005/5015) VALVE SUITABLE FOR A MAXIMUM WORKING PRESSURE OF 10/16KG/CM2(SEAT TEST) & BODY TESTED TO 16 KG/SQ.CM. (DIAMETER 450MM)

CHAPTER - VII MISCELLANEOUS ITEMS Dewatering by pumps including all leads, lifts and making all arrangements of disposal. where continuous flow of water from a source other than natural or ground water is encountered in case of emergency maintenance works related to leakage. breakage and making wet connections. [Note ;- In case of any other situation demanding such emergency dewatering. use of this item is to be approved by the Superintending Engineer/Tender Accepting Authority. This item shall be executed on the specific direction duly supported by proper clarification of the E.I.C. who will be satisfied in absolute discretion that such work has not been necessitated due to any natural source of water or any fault of the Contractor]

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.4Valves 2.4.1 Lowering, fitting and fixing of all types of valves in proper position and alignment using chain pully block or crane(for diameter above 250 mm) by providing temporary support,as required,gaskets,nuts& bolts etc.all cornplete as per specification and direction of the Engineer-in-Charge.[The rate Includes cost of flange joints]450mm dia.

MATERIALS AND LABOUR 1. Building (B) Labour Rates Per Diem : 17)Fitter Mechanic. Note: (I)The above rates of labour are exclusive of 10% contractors profit and 1% Labour welfare cess which would be admissible to the Contractors, but contractual percentage will not be applicable. (II) The workersemployed on high rise building or any structure over 30 ft in height and also workers engaged in Tunnel shall be paid 20% extra wages.

MATERIALS AND LABOUR 1. Building (B) Labour Rates Per Diem : 18)Fitter Mechanic (Helper). Note: (I)The above rates of labour are exclusive of 10% contractors profit and 1% Labour welfare cess which would be admissible to the Contractors, but contractual percentage will not be applicable. (II) The workersemployed on high rise building or any structure over 30 ft in height and also workers engaged in Tunnel shall be paid 20% extra wages.

MATERIALS AND LABOUR 1. Building (B) Labour Rates Per Diem : 3)Mazdoor (Male). Note: (I)The above rates of labour are exclusive of 10% contractors profit and 1% Labour welfare cess which would be admissible to the Contractors, but contractual percentage will not be applicable. (II) The workersemployed on high rise building or any structure over 30 ft in height and also workers engaged in Tunnel shall be paid 20% extra wages.

Sub Total

GST 18%

CESS 1%