REPAIRS REPLACEMENT MAINTENANCE TO DI GI CI PIPE LINES FITTINGS SERVICING TO WATER LEVEL INDICATORS PUMP AND MOTOR SERVICING UG TANKS SERVICING CLEANING AND CONNECTED WORKS AT CABS STIR AND CEMILAC UNDER GE I R AND D EAST BANGALORE

Amount

Material and labour for opening top cover by unscrewing the bolts of softening plant of size 800mm dia x 1875mm height, unloading the cation resin, fine silex,coarse silex, pebbles from upper portion of softening plant, washing the internal portion of softner plant with HCL , painting with one coat of black bituminous paint suitable for drinking water inside the vessels, loading of cation resin, fine silex, coarse silex, pebbles complete and fixing the top cover by changing the gasket or nuts bolts if required any including testing complete all as specified and as directed. NOTE :- Cation resin, fine silex, coarse silex, pebbles will be measured and paid separately under relevant items here-in-after.

Supply only cation resin for softening plant complete all as directed.

Supply only Fine silex for softening plant complete all as directed.

Supply only Coarse silex for softening plant complete all as directed.

Supply only Pebbles for softening plant complete all as directed.

Supply only crystal common salt Ist grade for controlling of hardness of water of approved quality in 50 Kg bag at water treatment plant complete all as directed. NOTE :- Transportation charges of qty as required to water treatment plant located at STIR/CABS area will be included in the quoted rate.

Material and labour for opening top cover by unscrewing the bolts of activated carbon filter of size 800mm dia x 1875mm height, unloading the carbon, coarse silex, Fine silex, pebbles from upper portion of carbon filter painting with one coat of black bituminous paint suitable for drinking water inside the vessels, loading the carbon, coarse silex, Fine silex, pebbles and fixing the top cover by changing the gasket or nuts bolts if required any including testing complete all as specified and as directed. NOTE :-Material required will be measured and paid separately under relevant item here-in-after

Supply only carbon IV500 for activated carbon filter complete all as specified and as directed.

Supply only fine silex for activated carbon filter complete all as specified and as directed.

Supply only coarse silex for activated carbon filter complete all as specified and as directed.

Supply only pebbles for activated carbon filter complete all as specified and as directed.

Material and labour for opening top cover by unscrewing the bolts of multigrade filter of size 600mm dia x 1875mm height, removing all materials like sand, coarse silex, fine silex and pebbles from the filter, cleaning and painting with one coat of black bituminous paint suitable for drinking water inside the vessels, loading of sand, coarse silex, fine silex and pebbles size as per existing from upper portion of filter, and fixing the top cover by changing the gasket or nuts bolts if required any including testing complete all as specified and as directed. NOTE :- Materials required will be measured and paid separately under relevant items here-in-after.

Supply only sand for multigrade filter complete all as specified and as directed.

Supply only fine silex for multigrade filter complete all as specified and as directed.

Supply only coarse silex for multigrade filter complete all as specified and as directed.

Supply only pebbles for multigrade filter complete all as specified and as directed.

Dismantling of high pressure single head adjustable gear motor of chemical dosing pump and separating the unserviceable parts cleaning the serviceable parts, re-assembling including replacement of old unserviceable parts all as specified. NOTE :- Spare parts will be measured and paid separately as supply only.

Supply and fix heavy duty PVC pipe of suitable size to with stand 5 Kg/Cm2 pressure suitable for decrine dozing pump to rising mains including taking out existing unserviceable one complete all as directed.

Supply only ring seal valve for Decrine dosing Pump including taking down unserviceable one complete all as specified and as directed.

Supply only foot valve assembly suitable for decrine dosing pump including taking down unserviceable valve complete all as directed.

Supply only dia phram valve for DDP including taking out the old unserviceable one complete all as specified and as directed.

Supply only discharge valve for decrine dosing pump including taking down unserviceable one complete all as specified and as directed.

Supply only traditional calcium hypochlorite based Granular disinfectant for water treatment packed in 45 KG plastic Drum complete all as directed . Make : ALTOCH GP/Decliback/Aquafit.

Supply and fix CI Non return valve 80 mm dia flanged type and including jointing materials, rubber gasket with suitable size nut, bolts and washer etc complete all as specified and as directed.

Excavation of trenches in following types of soil n.exc 1.5 M wide and n.exc 1.5 M in depth for taking out / laying of pipe lines and getting out forming bottom surfaces to required gradients complete all as specified and as directed.

Soft/loose soil.

Hard dense soil

Returning, filling in and including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick complete all as specified and directed.

Removing excavated surplus materials to a distance not exceeding 50 Mtrs and deposited where directed at a level not exceeding 1.5 Mtr above starting point complete all as specified and as directed.

Taking up or down G.I. tubing and connection and stacking neatly for reuse and removing the balance material from site complete all as specified and directed for the following sizes :-

15 mm bore.

20 mm bore

25 mm bore.

40 mm bore

50 mm bore

80 mm bore

Refixing only of old GI tubing obtained form Sl Item No. 4 of Sch A above and connections in new or old position (walls, trenches, ceiling and floors etc.) for the following sizes complete all as specified and directed :-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Mateial and labour for laying of GI tubing medium grade laid in trenches in any length with screwed and socket joints together with all galvanised steel fitting such as sockets, bends, elbows, tees, reducers, union etc, including jointing and testing complete all as specified and directed.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

Supply and fix in repairs chlorinated polyvinyal chloride (CPVC) pipes of 50mm dia, having thermal stability for hot & cold water supply, including all CPVC plain and brass threaded fittings, including jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engr In Charge.

Supply and fix in repairs chlorinated polyvinyal chloride (CPVC) pipes of 40mm dia, having thermal stability for hot & cold water supply, including all CPVC plain and brass threaded fittings, including jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engr In Charge.

Supply and fix ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe fixed for the following sizes including taking out existing unserviceable complete all as specified and as direcetd (Minimum weight 15 mm -142 gms/20 mm - 250 gms/25 mm - 455 gms/40 mm - 690 gms) Make : Prayag or equivalent

15 mm dia

25 mm dia

40 mm dia

Supply and fix in repairs stop valves cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipes or for unions, heavy duty ISI marked and fixed for the following sizes complete all as specified and directed. Make : Neta/Leader or equivalent

15 mm bore

20 mm bore

25 mm bore

Material and labour for gun metal gate valves with iron wheel head screwed both ends suitable for GI tubing of following sizes including taking down of existing valves.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Material and labour for valve chamber of size 60x60x60cm of brick masonry valve pit of internal size 60x60x60cm with 230mm thick brick wall built in cement mortar 1:6, plain cement concrete foundation 1:4:8 type D2, plastering on brick surfaces 15mm thick in cement mortar 1:4 covered with MS plain sheet 3 mm thick duly fixed to MS frame size 40x40x6mm and duly embedded in plain cement concrete coping 5 cm thick plain cement concrete 1:2:4 type B1with opening and locking arrangements including painting with two coat of synthetic enamel paint over one coat of primer including demlition of existing complete all as specified and as directed by Engineer in charge.

All as per Sl Item No 23 above but of size 90cm x 90cm x 90cm all as specified and as directed.

All as per Sl Item No. 23 herein before but size of pit 200x100x100 cm with MS cover and angle iron frame complete all as specified and as directed.

All as per Sl Item No 23 herein before but size of pit 120x100x90 cm with MS cover and angle iron frame complete all as specified and as directed.

Supply and fix sluice valve class PN-I.6 (ISI) marked with flanged and iron wheel head including jointing materials, rubber gasket suitable size nut bolts and washer etc complete all as specified and directed for the following size:-

80 mm bore

100 mm bore

Material and labour for replacement of existing unserviceable stainless steel spindle, nuts, bolts and washers, gaskets etc including reassembling and checking for any leakage/functioning including taking down old unserviceable spindle complete all as specified and as directed suitable for the sizes 80mm dia to 100mm sluice valves of any type complete all as specified and as directed.

Supply and fix in replacement CI body foot valves of size 65 to 80mm one end flanged and other end CI Jallies with neoprene ball duly tested and confirming to IS including taking out existing un serviveable foot valve all as specified and directed by Engr-in charge.

Supply and fix in replacement CI body foot valves of size 40 to 50mm one end flanged and other end CI Jallies with neoprene ball duly tested and confirming to IS including taking out existing un serviceable foot valve all as specified and directed by Engr-in charge.

Dismantling the unserviceable gaskets and supply and fix new gaskets for replacing of sluice valve / pump set of any size or capacity complete all as specified and as directed.

Dewatering & cleaning of Main water Receiving tank / UG Sump / roof top of capacity 20,000 to 30,000 ltr by draining out stagnant water and removing all fungus mud and sludge, de-scaling vegetation on the inside of fire tank/open well and white washing (two coats) and one coat of cement base paint etc including cleaning the surrounding area of the open well to a distance of 3 mtrs circumstance including cutting of grass digging out roots, filling holes and levelling around and removing waste materials to a distance not exceeding 50 Mtrs complete including writing date of cleaning and next due date of cleaning all as specified and as directed.

All as per Sl Item No. 32 above but 50000 ltr to 100000 ltr capacity.

All as per Sl Item No. 32 above but upto 130000 ltr capacity.

Material and labour for Plain Cement Concrete (1:4:8), type D2 using 40 mm graded stone aggregate as in floorings for repairs of the plinth protection, foot path, closing pipe holes in walls or any other location of the tanks after dressing / cleaning the disturbed / damaged surface and finishing top surface fair and even complete all as specified and as directed.

Supply and fix in replacement high density poly-ethlene (HDPE) pipes of 50mm dia, having pressure rating of pipe 6 kgf/cm2 lowering into the borewell including all T&P and vehicle required for taking down of old un serviceable pipe and fixing new pipe with all necessary fittings required and testing of joints including taking down old pipe complete as per direction of Engr In Charge.

Material and labour for repairing of broken aluminium telescopic ladder 30 feet height including pulley, platform, rubber wheels, bracing if required, greasing and painting of bottom support complete all as specified and as directed.

Dismantling and taking out the existing unserviceable mono block centrifugal pump set by disconnecting the cable connection suction and delivery pipe lines of the pump set, separate the motor from pump, transporting to civil workshop, removing the burnt out winding from slots, cleaning the stator and rotor slots with CTC and emery paper and rewinding, varnishing and heating the motor with as per existing size of new super enamelled copper winding wire and insulating by using class ‘B’ insulation keeping for drying, bring back to site, reassemble the motor and pump, fixing in position, connecting electric connections testing and commissioning for its satisfactory performance complete all as specified and as directed upto 5 HP capacity.

All as per Sl Item No 38 above but of 7.5 HP three phase pump set.

All as per Sl Item No 38 above but of 10 HP three phase pump set.

All as per Sl Item No 38 above but of 12.5 HP three phase pump set.

All as per Sl Item No 38 above but of 20 HP three phase pump set.

All as per Sl Item No 38 above but of 20 HP to 30 HP three phase pump set.

Dismantling and taking out the existing mono block centrifugal type pump set for servicing after disconnecting/dismantling electric/suction and delivery pipe lines transporting the pump to a reputed workshop remetalling to shaft, replacement of ball bearing of approved make, replacement of water seal gland and complete servicing / check up and greasing, oiling, painting etc, reassembling the pump and motor, transporting the same to its original location, fixing in position, connecting up electrical and pipe line connection, testing and commissioning for satisfactory smooth operation including taking down old unserviceable ball bearing/small parts complete upto 5 HP three phase pump set. NOTE :- Spare parts to be replaced will be measured and paid separately under relevant items here as under

All as per Sl Item No 44 above but of 7.5 HP to 10HP three phase pump.

All as per Sl Item No 44 above but of 12.5 HP to 20HP three phase pump.

Supply only angular contact bearing complete all as specified and as directed.

Supply only lock nut S.S complete all as specified and as directed.

Supply only Impeller CI complete all as specified and as directed.

Supply only Line shaft SS complete all as specified and as directed.

Supply only Bowl assembly complete all as specified and as directed.

Supply only Retainer bearing complete all as specified and as directed.

Supply and fix in replacement Direct-on-line (DOL) starter in sheet steel enclosure for single phase 1 to 2 HP complete all as specified and as directed. MAKE :- L&T type MF-1 single phase or equivalent in Crompton Greaves/Siemens /GE

Supply and replacement of Direct on line panel starter with complete voltmeter/ameter inlcuding indicator suitable for mono block pumpset upto maximun 10 HP capacity, type MN 32 FASD suitable for motor rating AC-3 Duty, 415V, 50Hz, 3-Ph Relay Max range 20 - 33 Amps capacity complete all as specified and as directed. MAKE :- L&T Cat No SS94366/BCH or equivalent Crompton Greaves/GE/ Seimens

All as per Sl Item No. 48 above, but Direct-on-line (DOL) starter in sheet steel enclosure for three phase 7.5 to 10 HP complete all as specified and as directed. MAKE :- L&T type MN-16 DOL or equivalent in Crompton Greaves/Siemens /GE

Material and labour for taking out submersible pump sets of any capacity from borewell with connected pipe lines erected in bore well with the help of vehicles and all T&P required after disconnecting existing water and electric supply connections and shifting the pump set to local workshop for necessary repairs and refixing lowering after repair/rewinding of submersible motor and connecting the same all as specified and directed. NOTE :- The cost of repair/rewinding shall be measured and paid separately under relevant items here-in-after.

Material and labour for Rewinding the submersible motor with super enamelled wire of existing gauge and weight in the coil terminals with other materials for 3 phase 415 volts, 50Hz after cutting replacing of worn out bolts and nuts including changing of bearings all as directed of capacity 5 HP

All as per Sl Item No -51 above but of cap 7.5 HP.

All as per Sl Item No -51 above but of cap 12.5 HP.

Material and labour for servicing of submersible pump sets 5 to 7.5 HP multistage self priming including painting with one coat of synthetic enamel paint and replacing of following parts all as directed :-

(a) Bearing of pump

(b) Suction strainer

(c) Suction Bush

(d) Stage Casing Bush

(e) SS Shaft

(f) SS Sleeves

(g) GM Impeller

(j) SS Nut and Bolt with washer

Supply and connect PVC insulated sheathed cable with multi stranded submersible copper conductor of size 3 core 6 sq.mm for pump set including removing the old unservsible cable complete all as specified and as directed.

Material and labour for overhauling & refurbishing of induction motors /booster motor /by carring out the following works including reassembling the same and testing complete upto 7.5 HP capacity and different capacities as under :- (a) Disconnection of power supply after proper electrical shut down, taking out the motor from foundation by and dismantling the coupling and transporting to workshop from site. (b) Dismantling the motor assembly, cleaning of winding for all traces of dust & grease and cleaning the inner surfaces by petrol, pre heating of stator in the heating chamber at 100 degree celcius for 4 hours and applying of bectol red finishing varnish over the winding. NOTE :- Quoted rates are included for transportation etc.

All as per Sl Item No- 56 here in before but for 12.5 HP to 20 HP.

Supply only Driving End (DE) and Non Driving End (NDE) bearings for upto 7.5 HP capacities.

All as per Sl Item No-58 above but of 12.5 HP to 20 HP capacity.

Supply only CI sleeves suitable for the pump sets for the upto 7.5HP capacity.

All as per item No-60 above but of 12.5 to 20 HP capacity.

Supply only CI impeller suitable for the pump sets for the 7.5 HP capacity.

All as per Sl Item No-62 above but of 12.5 to 20 HP capacity.

Supply only Line shaft SS for the pump sets of capacity up to 7.5 HP

All as per Sl Item No 64 above but of capacity 12.5 HP to 20 HP

Supply only Line bush (UBH & LBH) Gun metal for the pump sets of capacity up to 7.5 HP

All as per Sl Item No 66 above but of capacity 12.5 HP to 20 HP.

Supply only love joy coupling complete with star bushes for upto 7.5 HP centrifugal pump sets driven by motors capacities.

All as per item No-68 above but of 12.5 to 20 HP capacity.

All as per item No-68 above but of 20 HP to 30 HP capacity.

Leakage detection in the GI water mains n exc 80mm dia and necessary repairs including cutting threading for addition/alteration for insertion if required fittings of any type all as directed by the Engr-in-Charge. NOTE :- (i) The rate quoted by the contractor shall deemed to be inclusive of earth work/excavation and returning filling.

Complete arrangements for performing Chemical Analysis test of drinking water as per IS 10500:2012 (second revision) from an Acredited laboratory-NABL . The Sample of drinking water for testing taken from following locations ,and submit the report to Engineer-in-charge in duration of evey six month all as specified . (i) CABS/STIR (ii) CEMILAC

Supply, installation testing and commissioning of submersible pump with motor of 3 phase 415 Volts of capacity 7.5 HP as per existing stage but up to 12 stage all as specified and directed. MAKE :-Kirloskar /Crompton

Material and labour for complete servicing of inbuilt RO system of water cooler upto 150 ltr storage type complete inside lab including repacement of RO filter, membrane, sediment filter/ carbon filter, controlled blast/SMPS /diaphram pump of any type /any make and model and testing after repair /repalcement of spare parts to entire satisfaction to Engr-in- Charge . NOTE :- (i) The rates are deemed to be included all the spares. (ii) The complete job should valid for six month of warranty and if any defect found then the complaint should attend free of cost.

Material and labour for complete painting of inlet water supply pipe line and delivery pipe line including motor pump/ foundation at fire fighting pump /water supply pump house as per approved colour by Engr in charge all as specified and directed.

Supply and fix in replacement of MCCB 250 Amps MCCB , 3 pole, 36 KA rupturing capacity in the existing panel with necessary modification if reqd all as specified and directed.

All as per item No- 76 above but of capacity 250 Amps MCCB, 4 pole, 36 KA rupturing capacity.

All as per item No- 76 above 200 Amps MCCB, 4 pole, 36 KA rupturing capacity.

All as per item No- 76 above 200 Amps MCCB, 3 pole, 36 KA rupturing capacity.

All as per item No- 76 above 160 Amps MCCB, 3 pole, 36 KA rupturing capacity.

All as per item No- 76 above 125 Amps MCCB, 3 pole, 16 KA rupturing capacity.

All as per item No- 76 above 25 to 100 Amps MCCB, 3 pole, 16 KA rupturing capacity.

Material and labour for cutting the existing bituminous Road/PCC hard standing and getting out excavated material and making good the damage portion after laying of pipe by returning, filling including spreading , levelling, watering and wall ramming in layers not exceeding 25cm thick and PCC 1:2:4 type B1 using 20mm graded stone aggregate upto 30cm depth from top of the road all as specified and directed.

Material and labour for painting of LT feeder pillar box / panel external / internal surfaces indoor / outdoor type of any size with two coats of synthetic enamel paint of approved quality and colour after cleaning and removing the rusted area using sand paper complete including welding and fixing of hinges of panel door all as specified and as directed.

Supply and laying synthetic rubber insulated mats 2.5 mm thick for voltage upto 11 KV for electrical purpose as per IS 15652-2006, (superseeding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as specified and as directed.

Supply and fix in replacement of 15mtrs long, 63mm dia. Reinforced rubber lined hose with instantaneous male and female coupling complete all as specified and directed

Supply and fix in replacement fire Gun metal hydrant landing valve (double head outlet) of 63 mm dia conforming to IS 5290 complete all as specified and as directed.

Supply and fix in replacement of metal fire hydrant landing valve (single head outlet) of 63 mm dia conforming to IS 5290 complete all as specified and as directed.

Supply and fixing of hose reel drum of swinging type with 19mm dia rubber braided hose of 30Mtr length with Gate valve (upstream) and Shut off nozzle, complete all as specified and directed

Supply and fix hose box made of 18 gauge MS sheet 800mm X 600mm X 250mm with double door with 4 mm thick glasses and door frame made of 16 gauge MS sheet painted fire red out side and brilliant white all as specified and directed.

Material and labour for disconnecting and removing of the induction motor of 75HP capacity 415 volts AC from the existing position of the following capacity of any make checking of the motor for its serviceability, transporting to workshop, opening up, cutting and removing of the burnt out winding, rewinding with same gauge of copper conductor and insulting, varnishing, greasing etc., replace 2 Nos of end ball bearings, reassemble including cleaning, oiling, greasing of internal parts, replacement of worn out nut bolts, gland packing etc, testing for proper functioning, bring back to site, refixing back in the original position, reconnecting, commissioning complete all as directed.

Supply and fix in replacement of water seal gland of exisitng monoblock pump set upto 30 HP capacity all as specified and directed.

Material and labour for Desilting/ cleaning of borewell including taking out and lowering of new/repaired submersible pump set of any size (5 HP to 17.5 HP), 3 phase 400/415 Volts in 200/250 mm size tube well up to existing depth of bore comprising following nature of works :-

(a) Dip connection existing pipe connection any size and removing electric connection.

(b) Erection of tripod/chain pulley block at site .

(c) Unscrewing the submersible pump and removing the same at site for relowering.

(d) Transporting the troley mounted DTH machine at site for flushing the bore well/further boring if required.

(e) Flushing the bore hole through compressor operating 120PSI after lowering the rig in length 1.5 mtr x 80 Nos continuously till clear water obtained not less than 6 hrs

Standard enterprises

NAVREET CONSTRUCTION