Kolkata Municipal Corporation Tender

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]150mm dia.

MATERIALS AND LABOUR ETC.(C)-(II) COST OF MATERIALS 17.(A) Sypply of E.R.W.M.S.(Electrical Resistant Welded M.S.) black pipe of of TATA make (heavy quality) as per standard specification, 5 mm thick. (ii) 150 mm dia. (internal) N.B. The rates for supply of non TATA but I.S.I. marked G.I. pipes and fittings will be arrived at by reducing the corresponding rates for TATA pipes and fittings by 20%.

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]200mm dia.

CHAPTER - III TAKING OUT PIPES AND SPECIALS Cast Iron / Ductile Iron Pipes and Specials M.S. Pipes and Specials Taking out sluice valve by unscrewing nuts and bolts carefully and stacking the same within a lead of 30M including bailing out water from the Sluicevalve chamber due to normal seepage. if any. all complete as per direction of the Engineer-in-Charge. (Dismantling of Sluice Value Chcmber, where necessary. shall be paid extra as per relevant items of Schedule of Rates) Diameter in mm  80-150

CHAPTER - VIII SUPPLYING OF MATERIALS Supply of M.S. Flange (slipper type) as per IS-6392 TABLE 17 Thickness - 20mm -22mm NB Diameter in mm 200

MATERIALS AND LABOUR ETC.(C)-(II) COST OF MATERIALS 17.(A) Sypply of E.R.W.M.S.(Electrical Resistant Welded M.S.) black pipe of of TATA make (heavy quality) as per standard specification, 5 mm thick. (iii) 200 mm dia. (internal) N.B. The rates for supply of non TATA but I.S.I. marked G.I. pipes and fittings will be arrived at by reducing the corresponding rates for TATA pipes and fittings by 20%.

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials  2.1 C.I. / D.I. Pipe & Specials 2.1.6 Flange joint to C.l./D.l/MS. pipes and specials including supply of rubber gasket. nuts. bolts. washers etc. of best quality to make the joint watertight at required hydraulic pressure all complete as per specification & direction of the Engineer-in-Charge. Diameter in mm 200mm dia.

BUILDING WORKS (G) WOOD AND PVC WORKS F. REPAIR WORKS 19.Supplying, fitting and fixing of false ceiling framework with powder coated exposed G.I. grid suspension system (T-Grid, having load carrying capacity with mid span deflection not exceeding 1/360 span with hanger spacing of 1200mm c/c ) consisting of Main Runner 3600 mm long, Cross Tee 1200 mm / 600 mm long and Wall Angle. The Wall Angle shall be fixed on PVC Dash Fasteners on the perimeter of the wall by steel screws with distance 300mm c/c. The Main Runners to be placed @ 1200 mm. The Cross Tee 1200mm will be inserted in the pre-cut slots of Main Runner at regular interval of 600 mm to form a modular grid of 1200mm X 600mm. Additional Cross Tees of 600 mm shall be placed perpendicular to the Cross Tee 1200 mm long to finally form a grid of 600mm X 600 mm. Grid of module size 600 mm X 600 mm shall be supported by 6mm dia G.I. wire from purlins / soffit. all complete as per drawing & directions of Engineer-in-charge. ( 1st Corrigenda & addenda dated 08.01.2018)

CHAPTER - VII MISCELLANEOUS ITEMS Coating of 'Food Gr. Epoxy' Resin of thickness not less than 240 micron with a low-viscosity, crystallization-resistant food grade epoxy resin base with a reactive diluents combined with high build epoxy amine adducts as per BS 5493 standard and a polyamide or amido polyamine or any other suitable hardener. It shall react with epoxy resin at normal ambient temperature, suitable for solvent-free coatings as per recommended proportion for use on metal, concrete and wood surface to protect from corrosion, give anti-fungal properties ,as per guide line of FDA and USDA as well as damage from chemical reaction after making the surface free from dust, oil and moisture etc. all complete as per instruction and to the satisfaction of ElC. [ This item will be operated on prior permission from the concerned SE/Dy Chief Engineer]

BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. B. REPAIRING 2. Welding in M.S. structural work with gas or electric: (b) Continuous weld.

CHAPTER - VIII SUPPLYING OF MATERIALS 8.8 Ductile iron double flanged manually operated sluice valve generally conforming to IS : 14846, having body, door, dome, gland in graded ductile iron to IS 1865, four faces and spindle nut of gun metal to IS : 318, inside screw non- rising stainless steel AISI-410 spindle valves suitable formaximum working pressure of 10 kg/cm... and body tested 15 kg/cm..., flanges flat faced and drilled to IS: 1538 :1993. Valves tested by closed end method only. 350mm and above valves are complete with enclosed gear box with anti friction device.Diameter in mm 200

BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 3. Cutting to requisite length or shape departmental R.S. joists,channels, angles, tees, plates etc. (Payment to be made on area of cut surface)

BUILDING WORKS ( C ) Brickworks,Concrete Works etc.40..Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction.(a) For works in foundation and upto roof of ground floor/upto 4 m.(i) Tor steel/Mild Steel.I. SAIL/ TATA/RINL. (10th Corrigenda & addenda dated 22.01.2020)

MATERIALS AND LABOUR  1. Building (B) Labour Rates Per Diem : 1)Mason (Head). 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.

CHAPTER - VIII SUPPLYING OF MATERIALS 8.6Cost iron double flanged manually operated sluice valves generally conforming to IS 14846 : 2000, having four faces and spindle nut of gunmetal. inside screw non- rising type quality gunmetal /AISI 410 spindle: seat tested to 10kg/CM... and body tested to 15kg/CM..., flanges flat faced and drilled to 1.S.: 1538 : 1993. Painted black all over with asphalt base paint. Valves tested by closed end method. NB Diameter in mm 150

NECESSARY SAFETY ARRANGEMENT TO BE DONE AS TO DISCONNECT THE MOTOR FROM LT POWER LINE INCLUDING EARTH TERMINAL ETC. AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF E.I.C.

DISMANTLING OF PUMP FROM THE EXISTING BASE PLATE BY DE-COUPLING THE COUPLING BOLTS AND LIFTING THE PUMP FROM PUMP FLOOR TO THE WORKING FLOOR BY USING NECESSARY TOOLS AND EQUIPMENTS IN ORDER TO AVOID ANY DAMAGED AND DO THE DIRECTION OF E.I.CNEEDFUL ACCORDING TO THE

TAKING OUT OF CASING OF THE PUMP AFTER NECESSARY CLOSING OF SUCTION AND DELIVERY VALVES AND PLACING IT ON THE WORKING BAY AS PER DIRECTION OF E.I.C.

NECESSARY ARRANGEMENT TO BE DONE AS TO CONNECT THE MOTOR WITH LT POWER LINE INCLUDING EARTH TERMINAL ETC. AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF E.I.C.

BUILDING WORKS ( C ) Brickworks,Concrete Works etc B. CONCRETE WORKS 4. Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. a) Pakur Variety

SECTION(A) PLUMBING WORKS (A)-(VI) TUBE WELL (a) Original Works 27 Supplying, fitting and fixing 300 mm M.S. housing clamp of approved quality.

CHAPTER - VIII SUPPLYING OF MATERIALS 8.13 Ductile iron Single Chamber type air release valve having small orifice elastic ball resting on gun metal orifice nipple large orifice vulcanite ball seating on moduled seat ring, valve with built-in-Kinetic features, isolating sluice valve mounted in horizontal position and operated by a metre wheel gearing:inlet faced and drilled to IS 1538 Table 4 & 6. valve suitable for maximum working pressure of 10 kg/CM2 Diameter in mm 150

BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 2. Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m In ground floor including roof  (b) above 150 mm. thick

CHECKING AND MAKING PROPER ALIGNMENT OF THE MOTOR WITH RESPECT TO PUMP WITH THE HELP OF NECESSARY TOOLS & PRECISION EQUIPMENTS AND AFTER THAT TIGHTENING THE FOUNDATION BOLTS PROPERLY AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF E.I.C.

Sub Total

GST 18%

CESS 1%