Kerala Water Authority Tender

Appendix A -1.Pump supply, erection,testing and commissioning of VT Pump sets having the duty conditions, Discharge-67LPS , Total Head-67.62mtrs ,Suction Head-10mtrs, Length of Suction pipe-10mtrs with Bronze/SS impeller ,SS shaft and CI pump casing with suitable type base plate with coupling guard foundation bolt and nuts etc,complete including providing suitable concrete foundation including costof cement sand metal etc complete. 2.MOTOR Supply,erection,testing and commissioning of KWA pre qualified reputed make VHS squirrel cage induction motor suitable for the above pump working 3phase 50Hz AC supply ,working voltage 415V/3300V(select the suitable).The motor shall confirm to EEFI/IS 325 including providing suitable concrete foundation including cost of cement ,sand and metal etc. complete.For 3300V motors digital motor protection relay shall be included in starter as per present IE rules.Flexible coupling shall be used for coupling of pumps and motors. 3.STARTER Supply,erection,testing and commissioning of suitable rating(Fully Automatic starter with air break contact for less than 100HP and for above 100HP FCMA starters to be used) starter suitable for the above motor with over voltage and under voltage protection,single phase preventer,over load relay with motor protection relay with main contactor and bypass contactor as per IE rules and code of practice etc complete .4.Suction and Delivery pipe connections Supply and fitting of suitable size best quality GI/MS pipe of thickness not less than 8mm for a total length of 10M,suitable for the above pump set and suitable size foot valve and connecting the suction pipe and valve with suitable flanges, nut and bolts IR sheet etc.complete and connecting delivery side of the pump with the valves and suitable specials to connect with the pumping main.If the dia of suction pipe is above 80mm CI pipe and specials shall be provided. 5. VALVES Supply of suitable size best quality heavy duty ISI marked CI double flanged sluice valve and non return valve with suitable pressure rating.Fitting of valves shall include proper RCC support especially for non return valves.IN case of positive suction pump set sluice valve should be in suction as well as delivery sides for easy repair works 6.CAPACITOR Supply,erection,testing, and commissioning of heavy duty APP capacitor for the motor to get a power factor above .95.The capacitor shall confirm to IS 2834 7.EARTHING Supply of all materials and providing suitable earthing by using suitable size pipe/plate earthing GI/copper strip buried in ground and giving double earthing to motor,starter,panel boaed etc. as per IE standards 8.PANEL BOARD(Suitable for operating two pump sets but one pump set at a time) Supply,erection,testing and commissioning of cubical type floor mounted MS fabricated dust and vermin proof common control panel board consisting of 1 NO suitable capacity MCCB as incomer and 2 Nos of suitable capacity MCCB as out going(the Two MCCBs are interlocking with each other)providing suitable size Aluminium bus bar inter connect the above MCCBs and fitted with 3 Nos of indicator lamps,1 No volt meter with selector switch, 1No Ammeter with selector switch etc.Complete and provide with a common earth bus for the entire panel and interconnect with the MCCBs as per IE rules and code of practice.The panel shall be fitted on a common base frame on suitable foundation.(Specification may be modified if there is only onepump set by changing 2 Nos of out going as one out going and the provision of interlocking may be avoided) 9.CABLING WORK Supply,laying,testing and commissioning of suitable size XLPE cables for the above pump set from panel board to starter and from starter to motor considering energy conservation.

Appendix B - Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 meters lead:

Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying : a) after surface preparation, first layer of slurry of cement @ 0.488 kg/ sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. laying second layer of fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/ sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. d) fourth and final layer of brick tilling with cement mortar (which will be paid for separately. For the purpose of measurement the entire treated surface will be measured)