EE(WS)/BR-XI/NIeT/208/2025-26 1st call

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.11 Hire and labour charges for coloured and twisted cloth rope fencing as per design approved by Engineer-in-charge one line with 100 mm dia Eucalyptus or bamboo posts 0.60 m above G.L and 300 mm below G.L 1.50 m apart fitted and fixed complete including painting with white zinc painting (2 coat) complete.Payment of painting to be made seperately.

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.12 Supplying sign-board made of 25 mm thick sal plank with frame on all side of sal batten 50 mm x 32 mm with nailed on post 3.15m x 100mm x100mm and fitting fixing such with digging holes of dia 300 mm and depth 750 mm in all sorts of soil and repacking and consolidating the gap aroundthe post with cement concrete (1 : 3 : 6) painting 2 coats including cost of nails, bolts and nuts etc. complete in all respect as per direction of theEngineer-in-charge. Payment of concrete and painting to be made separately. (i) 600 mm. x 450 mm. size of board.

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.14 Signalling arrangement at both sides of site to avoid any accident during working period 4 nos. red flags during sunlight at 4 corners and 2 nos light (lamp) in other than sunlight.

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.5 Cutting & picking up existing metalled black top portion of road surface to an average depth of 300 mm by using Jack hammer with all necessary tool and plant including reening the serviceable materials & stacking within a lead of 75 mtr. all complete as per direction of the Engineer-in- Charge.

CHAPTER - I [ SUPPLEMENTARY ] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.1 Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

CHAPTER - VIII SUPPLYING OF MATERIALS 8.3 All types of Ductile Iron (D.I) Specials (viz. Bend. Tee. Taper. Tail piece etc), size conforming to I.S. Specification No. 9523/2000 with cement mortar lining (inside) and bituminous coating (outside). (25% of payment will be held up till successful hydraulic testing) a) Flanged Tee 100 mm to 300mm dia.

CHAPTER - VIII SUPPLYING OF MATERIALS 8.3 All types of Ductile Iron (D.I) Specials (viz. Bend. Tee. Taper. Tail piece etc), size conforming to I.S. Specification No. 9523/2000 with cement mortar lining (inside) and bituminous coating (outside). (25% of payment will be held up till successful hydraulic testing) e) Doubled Flanged Bend 100 mm to 300mm dia

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 100MM DIA.

CHAPTER - VIII SUPPLYING OF MATERIALS 8.9 Cast iron double flanged single door swing Non-Return Valve generally conforming to IS 14846 having body, door cover in graded cast iron to IS 210 Gr. FG 200, body and door rings and bearing block of leaded tin bronze to I.S 318 Gr. LTB 2, hinge pin of ST AISI410 valves suitable for maximum working pressure of 10 kg/cm... and body tested 15 kg/cm.... Diameter in mm 150

CHAPTER - VIII SUPPLYING OF MATERIALS 8.4SUPPLY OF FLAT RUBBER GASKET OF EPDM QUALITY WITH ISI MARK TO IS: 5382/1985 TYPE-4 SUITABLE FOR FLANGE JOINT, DRILLED TO IS: 1538 (TABLE ... VI). THE GASKET SHOULD HAVE DUAL THICKNESS 3/6MM WITH 6 MM THICKNESS AT THE SEALING CROSS SECTION.150MM DIA

CHAPTER - VIII SUPPLYING OF MATERIALS 8.5 Supply of Single/Double bit SBR gasket suitable for jointing CI/DI pressure pipes, conforming to IS : 5382 : 1985 [Popularly known as `Tyton Gasket...] 150mm dia

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.1.5 Rubber gasket joints to C.l./D.l. pipes and specials all complete to makesthe joint water tight as required hydraulic pressure as per specification and direction of the Engineer-in-Charge.[Cost of Rubber. gasket of approved make induding supply to any pointwithin the Kolkata Municipal Area shall be paid separately.}Diameter in mm 150mm dia.

ISI MARKED CENTRIFUGALLY CAST(SPUN) DUCTILE IRON PRESSURE PIPE FOR WATER WITH SOCKET & SPIGOT JOINT CONFORMING TO IS 8329/2000 (LATEST AMENDENDMENT OF STANDARD LENGTH SUITABLE FOR PUSH ON JOINT (RUBBER GASKET JOINTING) WITH CEMENT MORTER LYNING INSIDE THE PIPE S & OUTSIDE ZINC COATED WITH FINISH LAYER OF BITUMINOUS COATING OR SYNTHETIC ENAMEL BLUE EPOXY) COMPATIBLE ZINC COATING. (I) DIA 150MM

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.1.2 Lowering any type of Ductile Iron (DI) pipes & specials and laying along trench at any depth as per speclfication and direction of the Engineer-incharge, ( laying over ground. the rates shall be, reduced by 10% and the rates so reduced shall be inclusive of cost of all sorts of holding arrangements]Diameter in mm 100mm dia.

CHAPTER - VIII SUPPLYING OF MATERIALS ALL TYPES OF CI SPECIALS (VIZ. BEND. TEE. TEPER. TAIL PIECE. COLLAR. BELL MOUTH WITH PUDDLE COLLER ETC. SIZE CONFORMING TO IS SPECIFICATION 1538: 1993) B) FLANGED SOCKET SPIGOT I) 80MM TO 300MM

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 150

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]100MM DIA.

CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. PIPE & SPECIALS 2.1 C.I. / D.I. PIPE & SPECIALS 2.1.7 CUTTING OF C.L/D.I PIPES FOR FITTING WITH PIPES AND-OR SPECIALS OF SIMILAR OR DISSIMILAR MATERIALS AT THE TIME OF LAYING WITHOUT DAMAGING ANY PART OF THE REQUIRED LENGTH INCLUDING TAKING OUT OF THE BROKEN PIECES FROM THE TRENCH AND RESTACKING THE SAME AT THE SPECIFIED LOCATION AS PER DIRECTION OF THE ENGINEER-IN-CHARGE.D IAMETER IN MM 100MM DIA.

CHAPTER - I [ SUPPLEMENTARY] EXCAVATION, SHORING, BAMBOO PILING, FENCING & SIGN BOARD, LIGHTING & SIGNALING AND SITE CLEANING ETC. 1.2 Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made based on the basis of measurement of finished quantity of work. (a) With earth obtained from excavation of foundation

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