KMC/WS/CHETLABPS/25-26/11

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 400

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 400/450

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 400mm dia.

DISMANTLING THE ACTUATORS PART BY PART SUCH AS SWITCH MECHANISM, ELECTRICAL AND ELECTRONIC SPARES PCB, MICRO CHIPS, MICROPROCESSORS, TORQUE SENSING LEVER WITH SPRING PACK, WORK GEAR AND WORM SHAFT ASSEMBLY, COLUMN PIPE WITH LSD SHAFT, DE-CLUTCH LEVER, HAND WHEEL ETC. WITH UTMOST CARE ETC. COMPLETE AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG WS DATED 02/1/2019

OVERHAULING OF ACTUATOR WITH INBUILT STARTER INCLUDING SUPPLY OF OIL-SEAL, O-RINGS, LUBRICANTS ETC. AFTER PETROL WASH AND STEAM WASH WITH PROPER COMPLETE AS PER DIRECTION OF EIC. RATE ANALYSIS IS APPROVED BY DG WS 02/01/2019

REPAIRING OF YOKE ASSEMBLY, SWITCH MECHANISM SUCH AS INDEPENDENT LIMIT SWITCHES, AUXILIARY LIMIT SWITCHES, REMOTE CONTINUOUS INDICATION POTENTIOMETER, TORQUE /LIMIT SWITCH, COUNTER SWITCH MECHANISM, CONTINUOUS LOCAL POSITION INDICATOR, LSD MECHANISM ETC. COMPLETE AS PER DIRECTION OF EIC. RATE ANALYSIS IS APPROVED BY DG WS 02/01/2019

REASSEMBLING THE ACTUATOR PART BY PART OF ALL SPARES AND COMPONENTS(MECHANICAL, ELECTRICAL AND ELECTRONICS) COMPLETE AS PER DIRECTION OF EIC. RATE ANALYSIS IS APPROVED BY DG WS 02/01/2019

RE-INSTALL THE COMPLETE ACTUATOR ON THE VALVE GEAR BOX OF B/F VALVE, RE-CONNECTION OF POWER LINE AND CONTROL CIRCUIT WITH PROPER CABLE GLANDS AND EARTHING CONNECTION AND COMPLETE SWITCH SETTING BOTH OPEN & CLOSE WITH PROPOER SYNCHRONIZATION OF ELECTRICAL OPERATION FROM OPERATING PANEL/ CONTROL DESK ETC. COMPLETE AND COMMISSIONING AS PER DIRECTION OF EIC. RATE ANALYSIS IS APPROVED BY DG WS 02/01/2019

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]

Hiring charge of 1 no. 125KVA 3 Phase silent DG set including supply & fixing of 400 Amp 4 pole changeover switch and laying of required capacity and lenght of cable with connection as reqd. (on temporary basis) and engaged one generator operator round the clock to run the generator as and when required(Including Fuel).