REPAIR MAINT AND INPROVEMENT OF BOREWELL REWINDING OF SUBMERSSIBLE PUMP CENTRIFUGAL PUMP SET MOTOR STARTER PANELS AND ALLIED WORKS AT AFSSR AND REPAIR MAINT OF EXT WATER SUPPLY DISTRIBUTION SYSTEM REPLACEMENT OF PIPE LINE INCL SLUICE VALVE VALVE PITS

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 m depth and n.exc 1.5 m wide for laying of pipes/cables etc and getting out complete all as specified and as directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in soft/loose soil complete all as specified and as directed.

Removing excavated material to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and as directed.

Taking up or down CI Pipes including all fittings such as spigot and socket ends, bends, belows tee etc laid complete in trenches complete all as specified and as directed of sizes :-

80mm bore

100mm bore

150mm bore,

200mm bore,

Taking up or down DI water mains pipes including all fittings with spigot and socket ends and rubber tytan joints including removing out joints complete in trenches complete all as specified and as directed of sizes :-.

100mm bore

150mm bore

Supply, Laying and Testing of cast iron pipes with spigot and socket ends and centrifugally cast class LA, in any length, laid in trenches complete all as specified and as directed of following sizes :-

80mm bore

100mm bore

150mm bore

200mm bore

Supply, Laying and Testing of DI water mains pipes including all fittings with spigot and socket ends and rubber tytan joints Class K9 in any length laid in trenches complete all as specified and as directed.

100mm bore

150mm bore

Taking up or down GI tubing medium grade and connections including all fittings such as bends, belows tee, unions, sockets etc laid complete all as specified and as directed of sizes :-

15mm bore

20mm bore

25mm bore

40mm bore

50mm bore

80mm bore

100mm bore

S & F in repair of GI tubing medium grade and connections including all fittings such as bends, belows tee, unions, sockets etc laid complete all as specified and as directed of sizes :-

15mm bore

20mm bore

25mm bore

40mm bore

50mm bore

80mm bore

100mm bore

S & F in replacement Gun metal Gate valve with iron wheel head screwed both ends complete all as specified and as directed of sizes :-

40 mm dia

50 mm dia

20 mm dia

25 mm dia

S & F in replacement check valve heavy duty of gun metal both end threaded and leaf spring loaded vertical type including removing unserviceable foot valve from the suction pipe of the pump set complete all as specified and as directed of following sizes :-

100 mm dia

80 mmm dia

50 mm dia

S & F in replacement CI non return valve complete all as specified and as directed of following sizes :- .

150 mm dia

100 mm dia

80 mmm dia

50 mm dia

M & L for Cutting existing CI or steel tubing of any size for alterations or additions and screwing complete all as specified and as directed.

Demolition of existing valve pit and M&L for construction of valve pit consisisting of 230mm thick, old size brick masonry wall in cement mortar (1:6), PCC (1:4:8) type D2, using 40mm graded stone aggregete as in fondation, PCC (1:2:4) type B1, using 20mm graded stone aggregete in coping/bed, finished even and smooth, rendering 15mm thick in cement mortar (1:6) internally and 10mm thick in cement mortar (1:4) externally, finished even and smooth without using extra cement incuding three coats of white wash and earth work in any type of soil and including 3mm thick MS sheet cover fixed on 40mmx40mmx6mm thick angle iron frame ambeded in PCC coping with locking arrangement and mild steel hold fast & handle and duly painted with two coats of synthetic enamel paint over one coat of primer etc. complete all as shown on drawing NO TD/2004/26 Sh 1/1 to 1/3 and as specified for the following sizes:-

900mm x 750mm x 900mm

900mm x 600mm x 1000mm

S & F in replacement Cast Iron sluice valve, class PN- 1.6 with flanged and drilled ends any pattern including necessary jointing and jointing materials complete (with rubber gaskets, bolts and nuts etc) complete all as specified and directed by Engr in charge including taking down the old worn out sluice valve complete all as specified and as directed for the following sizes :-

150 mm dia

100 mm dia

80 mm dia

Supply only high strength Calcium Hypochlorite based granular chlorination chemical having 60% to 70% available chlorine granuler must contain appropriate quantities of disinfectants/corrosion inhibitors to prevent encrustation/scaling in distribution, packed in 40/45 Kg plastic Drum complete all as specified and as directed.

M&L for Disconnecting, dismantling the defective three phase induction motor 415 Volts 50 Hz of centrifugal pumpset 1440 RPM and re-winding with super enamelled copper wire of best quality of existing size/gauge and weight including replacement of insulation material, varnish,bearing, connection plate and all other petty items like Shaft sleeve DE/NDE made of Bronze, casing wear ring DE/NDE made of Stainless steel, Bearings as per sample etc required to make motor functional and re-assembling the motor including installation, commissioning and testing on full load complete all as specified and as directed. Notes :- (a) Transportation charges from installation to contractor's workshop and back after repair are deemed to be included in the rate quoted in the item. (b) Cost of nuts, bolts, washers, connection plate, grease lubrication to bearing bushes etc are deemed to be included in this rate. (c) Old dismantled winding wire will be contractor’s property for which credit shall be affected as per schedule of credit. (d) Complaint shall be lodged by telephonically, so contractor to specify the telephone no who will received the complaint round the clock. After attending the complaint contractor will obtain the signature from rep of User/AGE/GE every day as a token of complaint attended. If complaint is not attended by the contractor with in five hour the penality of Rs 500/per day to be imposed and amount of penality shall be deducted from RAR.

For motor of capacity 60 HP

For motor of capacity 40 HP

For motor of capacity 20 HP

For motor of capacity 7.5 HP

For motor of capacity 5 HP

For motor of capacity 3 HP

For motor of capacity 2 HP

M&L for Disconnecting, dismantling of Centrifugal monoblock pumpset of capacity as following of 1440 RPM and dismantling of defective parts such as Impeller nut , gland , impeller key, gland packing, water deflector, bush bearing sleeve, gaskets, volute stud and nuts , suction and delivery flange and stud and nuts, gland bolts and nuts Gun metal impeller etc and all other petty items like split gland made of Cast Iron, set of gasket made of asbestos, gland packing, coupling of suitable size for motor etc required to make pump functional and re-assembling the pump with motor including installation , commission and testing on full load complete all as specified and as directed. Notes:- (i) Transportation charges from installation to contractor work shop and back after repair are deemed to be included in the rate quoted for the above item. (ii) Cost of nuts, bolts, washers,, grease lubrication to bearing bushes etc are deemed included in this rate. (iii) Complaint shall be lodged by telephonically, so contractor to specify the telephone no who will received the complaint round the clock. After attending the complaint contractor will obtain the signature from rep of User/AGE/GE every day as a token of complaint attended. If complaint is not attended by the contractor with in five hour the penality of Rs 500/per day to be imposed and amount of penality shall be deducted from RAR.

For motor of capacity 60 HP

For motor of capacity 40 HP

For motor of capacity 20 HP

For motor of capacity 7.5 HP

For motor of capacity 5 HP

For motor of capacity 3 HP

For motor of capacity 2 HP

S & F in replacement MCB TPN of capacity 40 Amp,3 phase, AC complete all as specified and as directed.

S & F in replacement MCB TP of capacity 63 Amp,3 phase, AC complete all as specified and as directed.

S & F in replacement MCB TP of capacity 100 Amp,3 phase, AC complete all as specified and as directed.

M&L for CI fittings for flanged pipes upto 150 mm bore ,bends ,cross Tee any type any radius and straight connecting pieces complete all as specified and as directed.

Disconnecting/removing the old unserviceable burnt parts from the FASD starters and supply and fix the new items as per exiting the model for AC 415 V,50 HZ 3 phase suitlable for lthe motors complete all as specified and as directed of the following sizes:-

Power Contactor MNX-25 with Aux contacts 1 NO + 21NC of range AC1 - 45 A & AC3 - 25 A of Make - L&T Cat No. CS94110 or equivalent out of makes specified in list of makes.

Power Contactor MNX-40 with Aux contacts 1 NO + 1 NC of range AC1 - 55 A & AC3 - 40 A of Make - L&T Cat No. CS94190 or equivalent out of makes specified in list of makes.

Power Contactor MNX-45 with Aux contacts 2 NO + 2 NC of range AC1 - 80 A & AC3 - 45 A of Make - L&T Cat No. ST19000 or equivalent out of makes specified in list of makes.

Power Contactor MNX-50 with Aux contacts 2 NO + 2 NC of range AC1 - 80 A & AC3 - 50 A of Make - L&T Cat No. CS97075 or equivalent out of makes specified in list of makes.

Power Contactor MNX-70 with Aux contacts 2 NO + 2 NC of range AC1 - 70 A & AC3 - 100 A of Make - L&T Cat No. CS97076 or equivalent out of makes specified in list of makes.

Power Contactor MNX-80 with Aux contacts 2 NO + 2 NC of range AC1 - 80 A & AC3 - 100 A of Make - L&T Cat No. CS97077 or equivalent out of makes specified in list of makes.

Bimetal ver load relay MN-5 type directly mounted/operated of range 30-50 Amp of Make L&T Cat No. SS94136OOGO or equivalent out of makes specified in list of makes.

Bimetal ver load relay MN-5 type directly mounted/operated of range 66-110 Amp of Make L&T Cat No. SS94137OOKO or equivalent out of makes specified in list of makes.

Single phase preventer suitable for 3 HP to 50 HP pump sets complete all as specified and as directed.

M&L for Cleaning of underground RCC reserviour(sump) at undermentioned pump house, by draining out stored water completely with mud, pumping out and throwing away manually with buckets and cleaning of inner surface of bottom and walls of sump after removing complete accumulated sludge/mud, dirt etc and scraping all inner surfaces with steel wire brush and finally washing with fresh water two times, disinfecting the reserviour with 2% solution of potassium permanganate, two coat of white wash inside of the sump and two coat of snowcem paint to the out side of the sump including writing date of cleaning with white synthetic enamel paint complete all as specified and directed by Engr in charge for the following sizes :-.

180000 Gallons capacity at Tejas main pump House

100000 Gallons capacity at Tejas main pump House

100000 Gallons capacity Semi Underground sump at PH No 7

50000 Gallons capacity at PH No 2, DSC & PH No 7

33000 Gallons capacity at Guard Room

M&L for Cleaning of RCC overhead reserviour of undermentioned capacities at 21 Metre staging by draining out stored water completely cleaning of inner surface of bottom and walls of tank by removing complete accumulated sludge/mud, dirt etc with steel wire brush and finally washing with fresh water two times, disinfecting the reserviour with 2% solution of potassium permanganate and two coat of white wash all around surfaces of inside of the OHT including writing date of cleaning with white synthetic enamel paint and removing sludge, scale mud etc. complete all as specified and as directed for the following sizes :-.

100000 Gallons at PH No 7

50000 Gallons at PH No 2

Supply ,installation, testing & Commissioning of high torque motorize valve with gears and adopters self Lubricating Type, Weather proof with protection against , over voltage Jamming of valve and over current protection with manual by-pass arrangement to open/Close the valve on power failure Valve Size:- 50 mm(2”), Designed line pressure 10 kg/sq cm, Operating angle; - 90 degree,Disc Material :- CI with nylon coating,Valve type :-Ball/Butterfly valve with geared motor on top,Operating Voltage :- 230 V AC etc complete all as specified and as directed. Make of Valve :Belimo/Audco/L&T Make : Belimo/SD TORK/ MARSH

Supply ,installation, testing & Commissioning of high torque motorize Butterfly valve of size 4" Line with gears and adopters self Lubricating Type, Weather proof with protection against , over voltage Jamming of valve and over current protection with manual by-pass arrangement to open/Close the valve Size:- 100 mm(4”), Designed line pressure 10 kg/sq cm, Operating angle,- 90 degree, Disc Material :- CI with nylon coating,Valve type :-Butterfly valve with geared motor on top,Operating Voltage :- 230 V AC To be installed at Tubewell distribution line etc complete all as specified and as directed. Make of Valve: Belimo/Audco/L&T/SD TORK/ MARSH

Lifting and lowering submirsible pump moter with the help of machine/ hydra/chain pully block with sufficent manpower including taking submersible cable dismentling and reconnectioing the pipe line including replacement of worn out/ rusted/old nuts & bolts, gasket with new proper size . Job includes cutting, welding any rusted pipe and flanges for safe working of submersible pump with motor of capacity UPTO 25 HP complete all as specified and as directed. Note:- During lifting/lowering of pump motor from borewell if falls in the borewell then contractor will arrange to take out the pump motor without any extra cost.

M&L for servicing submersible pump to make the pump functional, Servicing of defective submersible pump of following capacity by dismantling the pump & removing unserviceable parts and assemble the pump properly after replacements of unserviceable parts complete all as specified and as directed. Note:- (a) The quoted rates are inclusive of transporting the pump from bore well site to repair work shop & back to site. (b) The quoted rates are inclusive of any spare required including seal, bearing/bush of pump to make the pump functional irrespective of item in this schedule.

(a) For motor of capacity 25 HP

(b) For motor of capacity 15 HP

(c) For motor of capacity 12.5 HP

(d) For motor of capacity 10 HP

M&L for Servicing of Submersible motor by taking out copper winding, cleaning the casing & slots with wire brush & washing with pressure water & shall be dried , rewinding the motor using required gauge of super enamelled copper winding wire. Making the winding leak proof & taking out the electric connection with suitable size of submersible cable for the pump of following capacity complete all as specified and as directed :-

(a) For submerible motor of capacity 25 HP

(b) For submerible motor of capacity 15 HP

(c) For submerible motor of capacity 12.5 HP

(d) For submerible motor of capacity 10 HP

Supply and fixing in replacement of flat submersible 3 core 10 Sqmm cable PVC insulated unsheathed multistranded copper conductor water proof suitable for submersible pump set complete all as specified and as directed.

Supply and fixing in replacement of flat submersible 3 core 6 Sqmm cable PVC insulated unsheathed multistranded copper conductor water proof suitable for submersible pump set complete all as specified and as directed.

Supply and fixing in replacement of flat submersible 3 core 4 Sqmm cable PVC insulated unsheathed multistranded copper conductor water proof suitable for submersible pump set complete all as specified and as directed.

S & F in replacement GI Coloumn pipe of bore 50 mm and 6 meter length with socket/flange of size 50 mm dia and 5 mm thick duly screwed as well as welded on both ends , lowering and fixing into the borewell by using nuts, bolts , gasket and washers complete all as specified and as directed. Note:- Cost of welding of flange nuts,bolts & gasket is included in the unit rate.

S & F in replacement GI Coloumn pipe of bore 80 mm and 6 meter length with socket of size 80 mm dia 6 mm thick duly screwed as well as welded on both ends , lowering and fixing into the borewell by using nuts, bolts , gasket and washers complete all as specified and as directed.

Supply and fixing in replacement of fully automatic star delta starter suitable for 15 HP summersible/monoblock pump motor set AC 440V 50 Hz with single phase priventor over current, short circuit protection built in voltmeter, ammeter complete with sheet metal enclosure including fixing/mounting as per L&T Cat No MU-15 (SS9985) or equivalent out of makes specified in list of makes and dismentling old unservicable complete all as specified and as directed.

Supply and fixing in replacement of fully automatic star delta starter suitable for 25 HP summersible/monoblock pump motor set AC 440V 50 Hz with single phase priventor over current, short circuit protection built in voltmeter, ammeter complete with sheet metal enclosure including fixing/mounting as per L&T Cat No MU-G25 (CS96008) or equivalent out of makes specified in list of makes and dismentling old unservicable complete all as specified and as directed.

S & F in replacement FASD starter suitable for motor of capacity of 7.5 HP, 3 phase, AC, 415 Volt with single phase preventer Make- L&T or equivalent complete to be fixed in existing LT panel complete all as specified and as directed.

S & F in replacement FASD starter suitable for motor of capacity of 12.5 HP, 3 phase, AC, 415 Volt, complete with single phase preventer, Make- L&T or equivalent complete to be fixed in existing LT panel complete all as specified and as directed.

S & F in replacement FASD starter suitable for motor of capacity of 40 HP, 3 phase, AC, 415 Volt, complete with single phase preventer , Make- L&T or equivalent complete to be fixed in existing LT panel complete all as specified and as directed.

S & F in replacement FASD starter suitable for motor of capacity of 10 HP, 3 phase, AC, 415 Volt, complete with single phase preventer, Make- L&T or equivalent complete to be fixed in existing LT panel complete all as specified and as directed.

M & L for development of existing deep borewell to improve yield of the borewell by using compressed air blowing method & with 25% extra capacity pump by pumping of muddy water and lifting up water complete all as directed. Note:- (a) The quoted rates are inclusive oflifting/lowerging of the pump motor from bore well. (b) During lifting/lowering of pump motor from borewell if falls in the borewell then contractor shall arrange to take out the pump motor without any extra cost.

Taking down the old deterioted/damaged rubber mats from the sub stations, supply & lay synthetic insulating rubber matsof size: 2m x 1mx 19 mm for up to 3.3 KV complete all as specified and as directed. MAKE: Jyothi/Electromat or equivalent out of makes specified in list of makes.

M&L for earthling complete with galvanised iron earth plate electrode of the size 600 mm x 600 mm x 6 mm thick, buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of earth plate not less than 1.5 mtr below normal ground level connected to galvanised iron strip 32 x 6 mm by means of bolts ,nuts.chuck nuts and washers of galvanised iron or .steel watering pipe of 20 mm bore , galvanised iron medium grade of 40 mm bore galvanised iron light grade of earth wire protection including all excavation earth work in any type of soil ,PCC pit with RCC pit cover , charcoal,salt,funnel complete all as shown in electrical plate No-3 of SSR Part-I & Testing on completion complete all as specified and as directed. Note: Quoted rates shall be including for earth strip with protection pipe upto 7.5 mtr length.

M&L for rectification of defective run lead joing by burning out lead joint in position including recovering lead and making new lead joint all as specified including bailing out water coming from defective joints by means of electric/diesel driven pump set, testing of the joint under full working pressure for the following CI Pipe lines complete all as specified and as directed for the following:-

(a) 200 /150mm dia

(b) 100/80 mm dia

M&L for rectification of defective rubber gasket flanged joints including replacing rubber gasket, bolts, nuts and washers complete all as specified and as directed for the following CI/MS pipe line:-

(a) 200/150 mm dia

(b) 100/80 mm dia

M & L for carrying sample testing of drinking water as per relevant IS of drinking water and submission of detailed test report to the office of the Engr-in-charge and testing in Govt approved laboratory as approved by GE. (a) Carrying out minimum essential testing of drinking water as per relevant IS mandatory for Colour,odour, Taste, Turbidity, PH value,TDS, Total Hardness, Chloride,Calcium, Magnesium, Fluoride, Sulphate, Alkalinity, Iron, Residual Chlorine and other characterstics as per relevant IS of drinking water complete all as specified and as directed. (i) Cost of sterilized bottle as required. (ii) cost of sample collection from Site to laboratory including transportation charges are included in the quoted rate.

Supply and fix in replacement MCCB 100 A ,3 pole ,25 KA with adjustable thermal & fixed magnetic setting with bus bar spreader links for connecting both incoming and outgoing cables with suitable connections with suitable size of glands etc complete including testing & commissioning complete all as specified and as directed.

Supply and fixing in replacement of MCCB 250 A, 4 pole, 36 KA with adjustable thermal magnetic setting with bus bar spreader links for connecting both incoming and outgoing cables with suitable connections with suitable size of glands etc complete including testing & commissioning complete all as specified and as directed.

Supply and fix in replacement MCCB 160 A ,3 pole ,36 KA with adjustable thermal & fixed magnetic setting with bus bar spreader links for connecting both incoming and outgoing cables with suitable connections with suitable size of glands etc complete including testing & commissioning complete all as specified and as directed.

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