REPAIR/MAINTENANCE OF SOLAR WATER HEATER AND MISCELLANEOUS WORKS AT AF STN YELAHANKA AND INTERNAL ELECTRIFICATION AND ALLIED WORKS AT CQAE (WE) BANGALORE UNDER GE (AF) YELAHANKA

Amount

Excavation in trenches in any type of soil n.exc 1.5 mtr wide and n.exc 1.5 mtr depth for getting out excavated soil all as direted :-

Returning & filling in trenches around pipe line, including spreding, leveling in layers n.exc 25 Cm after laying pipes and well ramming.

M& L for removal of surplus excavated soil to a distance not exceding 50 mtr away from site and depositing where as directed at a level n.exc 1.5 mtr above ground level.

Taking down 15mm GI steel tubing including fittings and fixtures including cleaning for refixing or removal to store all as specified and directed.

All as per item No.4 but 20mm GI Steel tubing

All as per item No.4 but 25mm GI Steel tubing

All as per item No.4 but 40 mm GI Steel tubing

All as per item No.4 but 50 mm GI Steel tubing

Re-fixing old steel tube GI 15mm obtained from above including cleaning/scaling and making connections in new or old position fixed on walls/ceiling/floor etc all as specified and directed.Note: The rate quoted shall be inclusive of providing necessary fittings for refixing the pipe complete all as specified and directed by Engr-In-Charge

All as per item No.9 but 20mm GI Steel tubing

All as per item No.9 but 25mm GI Steel tubing

Supply and fixing of GI tubing medium grade 15mm dia with all fittings complete to walls/ceilings or laid in floor complete all as specified and directed by Engr-In-Charge.

All as per item No.12 but 20mm GI Steel tubing

All as per item No.12 but 25 mm GI Steel tubing

All as per item No.12 but 40 mm GI Steel tubing

All as per item No.12 but 50 mm GI Steel tubing

Supplying & Laying in replacement of CPVC pipe size 25mm and CPVC SDR 11 fittings in trenches complete with nececssary fittings complete all as specified and directed by Engr-In-Charge

Supplying & Laying in replacement of CPVC pipe size 32mm and CPVC SDR 11 fittings in trenches complete with nececssary fittingscomplete all as specified and directed by Engr-In-Charge

Dismantling of PVC/RCC water tanks and S/F of 1000 Litres capacity cold water storage tank Mono layer HDPE water storage tanks (cylindrical vertical with closed tap) hoisted and fixed in position complete all as specified and directed by Engr-In-Charge

M/L in replacement of ball valve for 25mm dia, high pressure of PTMT with exoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed complete all as specified and directed by Engr-In-Charge

All as per item No.20 but size 20mm dia

Supply and fixing in replacement of PVC lid cover for PVC tank of different capacity mentioned above all as directed by Engr-in-Charge

Dismantling the solar water heating system of 100/200 ltrs capacity cleaning the complete system wire brush and washing the panel with detergent and carrying out the servicing and reinstallation and commissoining of the system complete all as specified and directed by Engr-In-Charge.(Note : Spare parts replaced will be measured and paid separately relevant items)

Taking down the solar collector panel in replacement of Supply & fixing in 100 LPD non pressurised flat plate collector based solar water heating system with PUF insulated SS tank along with pre coaded clading covering the leaks by means of organ gas welding or brazing and re fixing the panel after testing the leaking all as specified and as directed.

Supply & Fixing in replacement of solar flat plate collector size 1mtr x 2 Mtr icluding testing all as directed by Engr in Charge.

Dismantling the complete assembly of solar hot water tank in replacement of supply and fixing 200 ltrs pre insulated hot water storage tank with stand (inner tank SS 304 ) removing insulated fixtures including all inlet outlet connections testing the leakages with compressed air, reshaping the squeezed portion of its original shape,filling of leak points with brazing /organ welding and reclading,connecting the removed water lines,testing of solar water tank all as specified and as directed.

Supply and fixing of 3KW Heater coil 230V, 50Hz including replacing the old unserviceable one all as specified and as directed.

Supply and fixing of Thermostat 230V, 50Hz including replacing the unsv one all as directed.

Supply and fixing of flange dummy - 63 mm dia including replacing the unserviceable one all as directed.

Supply and fixing of Gasket/rubber dummy-63mm dia including replacing the unserviceable one all as directed.

Supply and fixing of sacrificial anode 3/4 including replacing unserviceable one all as directed.

Supply and fixing of Hose clamp including replacing the old unserviceable one.

High strength Calcium based granular chlorination chemical of following Specifications:- Make: Declicab/Aquafit / PURI chlor (a) Chemical analysis and Physical observations:- Description:- White granules Granular size:- (Mess passing through-100 BSS): 1:1(+ 0.1%) Water/ Moisture: 5.00(+0.2)% Other insoluble Calcium salt:- 1.1(+0.1)% Mercury and other Heavy Metal contaminants:BDL.The chlorination chemical must contain appropriate quantities of dispersants/corrosion inhibitors to prevent encrustation/scaling in distribution systems (b) Strength of Items of quantity of chlorination chemical required to obtain free chlorine of 1 PPM per one lakh liters of water: Requirement must be 125-200 grams per one lakh liter of water to achieve 1 PPM Av.Cl at injection point( Site and raw water quantity variation may apply additionally) (c ) Stability:- Projected shelf life of chlorination chemical must be one year with minimal loss of chlorine (d) Handling of chlorination chemical for regular chlorination: (i)Operational considerations: Must be safe to use in terms of level of insoluble components. There must be no risks relating to encrustations in equipment and pipe lines, no sludge generation, no hard water scaling in supply water. (ii) Operator health considerations: Chlorination chemical must contains acceptable levels of granular size to avoid risks to operators from health safety point of view. (e) Safety & health hazard aspects on usages of chlorination chemical for regular drinking water chlorination: Mercury and other Heavy Metal contaminants in chlorination chemical must be Below Dectectable Limit(BDL),based on which the product must be considered safe to use from human health safety point of view and freedom from toxicity when used in drinking water chlorination in recommended dosage.

Material and labour for painting of solar water heater including base structure complete with one coat of synthetic enamel paint including preparetion of old painted surface

Cleaning and removing of all scales and dirt etc from PVC/RCC/ tanks and from mouths of circulating pipes etc capacity not exceeding 500 Ltrs all as specified and directed by Engr-in-Charge.

All as per item No.35 but capacity exceeding 500 Ltrs and not exceeding 1000 Ltrs

All as per item No.35 but capacity exceeding 1000 Ltrs and not exceeding 2000 Ltrs

Repairing and maint of RO purifier cap 15 ltr/Hr complete for every months period serviceing , checking, replacing the spare parts filters, motor, Chowkes, month wise checking of any defects and rectifying the RO purification of water filtering machine ans also replacing filter complete all as specified directed by Engineer in Charge

Repairing and maint of RO purifier cap 80 ltr /Hr complete for twelve month period serviceing , checking, replacing the spare parts filters, motor, chowkes month wise checking of any defects and rectifying the RO purification of water filtering machine ans also replacing filter complete all as specified directed by Engineer in Charge

Dismantling of PVC/RCC water tanks and S/F of 500 Litres capacity PVC rotational moulded polyethylene water storage tanks (cylindrical vertical with closed tap) hoisted and fixed in position all as specified in SSR Part 1 .Make : Sintex ISI marked or equivalent ISI marked..

All as per item No.40 but of capacity 1000 Ltrs

All as per item No.40 but of capacity 2000 Ltrs

Taking down unserviceable wire carefully copper/ aluminum point wiring (light, fan, socket or power) complete including fittings such as switches, ceiling roses, regulators, sockets, light fittings, fans etc., and making good the disturbed surfaces of walls, ceiling etc., including painting with same colour of the background, complete all as specified and as directed.

Taking down carefully Unserviceable Sub main wiring of any size and type batten or conduit, surface or concelaed including removing material from site and making good the disturbed surfaces of walls, roofs etc to match the existing Complete all as specified and as directed. Note: Taking down of Fittings and Fixtures shall be measured under respective Items Separately.

M & L for Wiring complete with 1.5 Sqmm single core FRLS PVC insulated unsheathed cable 1100 volts grade multi stranded with copper conductor conforming to IS 694 drawn through and incl non-metalic rigid PVC conduit incl accessories surface type run on walls/ ceiling incl MS terminal boxes mounted concealed on walls with suitable size moduler cover plate inner and outer fixed with machin screws for housing the moduler switches, switch socket , fan regulators etc., incl provision of 1.5 Sqmm FRLS PVC insulated single core multi stranded copper conductor cable as earth continuity conductor and connecting to common earth dolly, complete all as specified and as directed for the following:-

(a) One Light point controlled by one switch

(b) One fan/Exhaust fan point controlled by one switch.

(c) One 5A 2pin/3pin switch socket out let multipurpose on independent Board.

(d) One call bell point controlled by one bell push

All as per item No -45 above but wiring complete with 2.5 Sqmm for 5 pin 5/15A socket multipurpose on independent board Note :- item No 45 to 46 (i) The earth wire for the points shall be laid from the respective switch board only . (ii) Earth wire shall be taken inside the conduit (iii) Cost of terminal box and moduler cover inner and outer are deemed to be included in the item rate quoted for point wiring

M & L for Wiring complete with 1.5 Sqmm single core FRLS PVC insulated unsheathed cable 1100 volts grade multi stranded with copper conductor conforming to IS 694 drawn through existing conduit run on walls/ ceiling , incl provision of 1.5 Sqmm FRLS PVC insulated single core multi stranded copper conductor cable as earth continuity conductor and connecting to common earth dolly, all as specified and as directed.

(a) One Light point controlled by one switch

(b) One fan/Exhaust fan point controlled by one switch.

(c) One 5A 2pin/3pin switch socket out let multipurpose on independent Board.

(d) One call bell point controlled by one bell push

All as per item No -47 above but wiring complete with 2.5 Sqmm for 5 pin 5/15A socket multipurpose on independent board

S & F in repair Modular Switch 1 way 6 Amps 1 Module .

S & F in repair Modular Socket,6 Amps- 2/3 pin combined 2 Moduler.

S & F in repair Modular Switch 1 way 16 Amps 1 Moduler.

S & F in repair Modular Socket,6 A/16A,2 Moduler.

S & Fin repair Modular bell push 6A,1 Module.

S & F in repair Modular type Fan step regulator 120W type 2 moduler

S & F in repair Switch piano flush type, single pole, one way 5 Amps.

S & F in repair Switch socket combination 2 -in-1, 3 pin/5 pin, 5 Amps 230 volts.

S & F in repair Switch Socket Combination 2 in 1, 3 pin 5 Amps and 15 Amps flush type , 230 volts .

S & F in repair step type electronic fan regulator, - 2 module.

S & F in repair PVC ceiling rose two to three terminals all as specified.

S & F in repair ding dong bell AC, 230 volts, single pole complete.

S & F in repair PVC Gang box 4" x4" suitable for 5 Amp S/S combination

S & F in repair PVC Gang box 6" x 4" suitable for 15 Amp S/S combination

S&F in repair Angle holder PVC/polycarbonate type all as specified and as directed

Supply and fixing in repair 600x600mm surface/ recessed mounted LED Light fitting 36 /35 W,glare free uniform illumination acrylic diffuser,connector block etc., complete with all accessories and including connecting up with 3 core 0.5sqmm copper wire between ceiling rose and fitting terminal complete all as specified and as directed.

Supply and Fixing in repairs LED Tube light fitting 1 x20 W,220V Aluminium housing with PC diffuser box type with driver,holder including LED tube light connecting up with 3 core 0.5sqmm copper wire between ceiling rose and fitting terminal all as specified and as directed.

Supply and fixing in repair LED light fitting 10 W surfce type 2 feet long complete with drivers ,holders LED lamps including connecting up with 3 core 0.5sqmm copper wire between ceiling rose and fitting terminal Complete all as specified and as directed.

Supply and Fixing in repairs MCB DB SPN 8 way, Double door, 240 V, AC, 50 Hz, with 200Amp rated bus bar

Supply and Fixing in repairs Metal clad switch socket Single pole and neutral enclosure with a two pin and earth plug and socket complete with One single pole MCB SP 20 Amps and fixed in walls Complete all as specified and as directed.

Supply and Fixing in repairs MCB DB TPN 4 way, double door,415 V, AC, 50 Hz,

Supply and Fixing in repairs MCB SP 5 to 32 Amps rating, 10 KA Ç 'curve 240V, 50 Hz AC Complete all as specified and as directed.

Supply and Fixing in repairs MCB SPN 32 Amps rating, 10 KA 'C 'curve, 240V, 50 Hz AC Complete all as specified and as directed.

Supply and Fixing in repairs MCB TP 25- 63 Amps rating, , 10 KA Ç' crve 415V, 50 Hz AC complete all as specified.

Supply and Fixing in repairs MCB TPN 63 Amps rating,, 10 KA Çcurve , 415V, 50 Hz AC Complete all as specified and as directed.

Material and Labour for sub main wiring 1100 volts grade PVC insulated FRLS multistranded copper conductors, two runs of single core 4 Sqmm along with one run 4 Sqmm PVC insulated single core FRLS multistranded copper conductor cable as earth continuity conductor along with one run of PVC medium grade conduit all as specified and as directed

Material and Labour for sub main wiring 1100 volts grade PVC insulated FRLS multistranded copper conductors, two runs of single core 2.5 Sqmm along with one run 2.5 Sqmm PVC insulated single core FRLS multistranded copper conductor cable as earth continuity conductor along with one run of PVC medium grade conduit all as specified and as directed Note :- item No- 74 and 75 - 3 run of multistranded copper conductor and 1 run of PVC conduit shall be measured as one unit,

Disconnecting the powersupply and taking down Ceiling fan ,Dismantling the defective Ceiling fans motor 1200mm sweep taking to work shop and by taking out burnt copper winding and rewinding with super enamelled copper wire of existing gauge and weight including replacement of all insulation material and other petty items required for making motor functional Complete all as specified and as directed.

Dis connecting the power supply and taking down the exhaust fan , dismantling the defective Exhaust fans motor up 250mm to 300 mm sweep taking to work shop and by taking out burnt copper winding and rewinding with super enamelled copper wire of existing gauge and weight including replacement of all insulation material, and other petty items required for making motor functional Complete all as specified and as directed.

Dis connecting the power supply and taking down the exhaust fan ,/wall mounting fan dismantling the defective Exhaust fans motor up 400 to 450 mm sweep taking to work shop and by taking out burnt copper winding and rewinding with super enamelled copper wire of existing gauge and weight including replacement of all insulation material, and other petty items required for making motor functional Complete all as specified and as directed.

Disconnecting the power supply and taking down the wall mounting fan 450 to 600 mm , taking to work shop and by taking out burnt copper winding and rewinding with super enamelled copper wire of existing gauge and weight including replacement of all insulation material, and other petty items required for making motor functional Complete all as specified and as directed. Note: item No -76 to 79 - Spares will be measured and paid separately under relevant items of this schedule.

Material and Labour for Painting of Ceiling fan /Exhaust fan up to 450mm complete, at site with synthetic enamel paint by spraying painting including filling cavities with filler,one coat after cleaning Complete all as specified and as directed.

Hanging Only Ceiling fan and connecting up including provision of cable from ceiling rose or connector to fan all as specified ,and any addn/alteration /threading if required to down rod shall be done by contractor with out any extra cost Complete all as specified and as directed.

Fixing only Exhaust fan and connecting up including nuts and bolts if required and provison of cable from ceiling rose /connector to fan

Supply Only GM bush suitable for Ceiling fan 1200 Sweep Complete all as specified and as directed.

Supply Only Ball bearings suitable for Ceiling fans / Exhaust fans / Wall mounting fans of 1200 Sweep Complete all as specified and as directed. Make: SKF / NBC / TATA or equivalent.

Supply Only 2.5 MFD Capacitors for the fan in position Complete all as specified and as directed. Make - Usha / CG/ Havells

Supply Only 4 MFD Capacitors of the fan in position Complete all as specified and as directed. Make - Usha / CG/ Havells

Material and labour for repairing /replacing the perished door hinges, rubber beeding of existingdistribution board with meter box at various building approx 1.2Mx .75Mx 0.5M, scraping and removing the old paint , rust and dust ,painting two coat of red oxide over a coat of synthatic smoke gray enamel paint and writting the distribution area of qtr no all as directed at site.

Taking out unserviceable geyser element Supply and fixing heating element suitable to existing model and make 2 KW Dual clip type/tri angle type / round type with rubber gasket suitable for geysers up to 50 Ltr capacity . Make: Theeta /Elteck or equivalent

Taking out unserviceable thermostat Supply and fixing thermostat clip type (Range 30 C° to 80 C and acting at 70 C°) for geysers up to 50 Lts all as specified . Make: Elcon or equivalent

Taking out un serviceable PVC connection Supply and fixing 15mm borePVC connections with brass nuts 650 mm in length suitable to connect GI pipe 15 mm dia to hot /Cold water outlet of geyser. Complete all as specified and directed by Engr-in- charge Make: Kohinoor or eqivalent

Taking out unservice pressure release valve Supply and fixing pressure release valves suitable for geyser up to 50 ltrs capacity type asper existing PR valve complete allas specified and directed by Engr-in- charge

Taking out unservice indication lamp Supply and fixing indicating lamps green / red suitable for geysers up to 50 Ltrs complete all specified and directed by Engr-in- chrge

Supply and Fixing in repairs MCCB Triple pole 415 volts 50 HZ AC suitable for current carrying capacity 25 to 100 Amps rating, fixed type with rupturing capacity 16 KA all as specified and directed.

M&L for earthing complete with galvanised iron earth plate electrode of size 600mm X 6oomm X 6mm thick buried directly in ground vertically to a depth not less than 2.25m deep below normal ground level with top edge of the earth plate at a depth not less than 1.5m below ground level connected to and including galvanised earth wire 4mm dia (up to 7.5 m length) as earthing lead fixed by means of bolts nuts check nuts washers of galvanised iron and connect to main switch and including GI pipe light grade 15mm bore protection pipes necessary excavation and earth work in any strita pcc chamber in PCC 1:3:6 type CI PCC 1:2:4 type B1 cover slab 50mm thick width 8mm dia TMT bars @ 100mm c/c both ways with lifting handle watering pipe of GI medium grade 20mm dia, wire mesh funnel lugs charcoal, salt etc all as applicable and as per plate N0 3 of SSR part-1 connected to earthing test point including taking out old earthing materials and all as specified and directed .

Supply and fixing LED street light fitting 35 Watt 230 V AC outdoor type (Bldg security light) with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete.

Supply and fixing LED flood light 70 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp.

Supply and fixing PVC insulated flexible copper cable 3 core 2.5 sqmm

Supply and Fixing in repairs retro type LED glass T8 tube in built driver, 20 W .Make CG , cat part No- LGT8-20-865-2

Material and Labour for complete servicing after pumping down Indoor/outdoor units of split AC complete by cleaning condenser/ Evaporator coil with air blower, wet servicing of condenser coil unit with caustic soda etc, replacement of sheet metal screws wherever necessary applying oil in fan motor bushes checking and rectifying the wiring defects, proper setting of thermostat & other electrical/ Refrigerent controls, cleaning the air filter, connecting up all connections and testing after gas charging if required all as directed for Split type Air Conditioner up to 1.5 Ton. Notes :- (i) The rate deemed includes for minor spares (ii) Gas shall be measured and paid separately under relevant item.

All as per item No.99 here in before but for Split type Air Conditioner 2.0 Ton.

Taking out burnt/ unserviceable sealed compressor Unit from split type air conditioner, Supply & replacement factory sealed compressor unit, connecting refrigeration system after thorough flushing out the system with dry nitrogen, leak testing with nitrogen, vaccumising and gas charging with refrigerant gas, testing, re-installing in its original position/location connecting up all electrical connections, testing the complete unit all as directed for Split type Air Conditioner 1.5 Ton. Notes:- (i) Factory sealed compressor unit shall be of existing capacity/Make. (ii) Gas Charging shall be mesasured and paid separately under relavent item

All as per item No 101 here in before but Split type Air Conditioner 2.0 Ton

Material and Labour for removing the Split type Air conditioner outdoor unit/indoor unit from installed position leak testing & arresting the leakages in condenser coil by brazing etc complete for Split type AC 1.5 ton / 2.0 ton / 2.5 ton. Note :- Gas Charging shall be mesasured and paid separately under relavent item

Taking down the Unserviceable IDU blower motor and Supplying and Fixing IDU blower motor capacity as per existing make all as directed for 1.5 Tr split AC.

Taking down the Unserviceable IDU blower motor and Supplying and Fixing IDU blower motor capacity as per existing make all as directed for 2.0 Tr split AC.

Taking down the Unserviceable Condenser fan blade and Supplying and Fixing as per existing make all as directed for Condenser fan blade 1.5 TR.

Taking down the Unserviceable Condenser fan blade and Supplying and Fixing as per existing make all as directed for Condenser fan blade 2.0 TR.

Taking down the Unserviceable Condenser fan motor and Supplying and Fixing as per existing make all as directed for 1.5 TR split AC.

Taking down the Unserviceable Condenser fan motor and Supplying and Fixing as per existing make all as directed for 2.0 TR split AC.

Supply only Starting Capacitor of 80 / 100 mfd.

Supply only Running Capacitor 36 / 45 mfd.

Supply only Thermostat.

Supply only capacitor 1.5 mfd to 4 mfd for blower motor

supply only swing blade opertated motor for indoor split unit up to 2 ton

Supply only Blower bush for indoor split unit up to 2 ton capacity

Supplying and Fixing in repairs Copper refrigerant pipe Copper tube 1/2 " x 1/4".

Supplying and Fixing in repairs Copper refrigerant pipe Copper tube 5/8 " x 1/4".

Taking down perished Unserviceable insulation cover of refrigerent piping and Supplying & Fixing brutile rubber insulation for refrigerent pipings of suitable size.

Taking out existing Unserviceable Remote Control and Supplying & Fixing Remote Control for Split type AC 1.5 ton / 2.0 ton / 2.5 ton.

Taking out existing Unserviceable Air Filter and Supplying & Fixing Air filter for Split type 1.5 ton / 2 ton

Supplying and Fixing PVC flexible Conduit pipe 20mm dia medium grade including all accessories for drain out pipe all as directed.

Supply Only Relays for Split type AC 1.5 ton / 2.0 ton .

Pumping down the Compressor before dismantling inner and outer units disconnecting electric connections also without any damage to existing system, reinstalling of inner and outer units in new locations Complete with brackets and civil works (making holes in wall) complete finishing as required, assembling of inner & outer units including connection of suction and discharge pipes, testing connection etc with topping up refrigerant gas as required to maintaining pressure all as specified and directed.

Material and Labour for charging of refrigerant gas R-32 / R-134A to Split type air conditioner after vaccumising the complete system & pressure test with nitrogen to ensure complete system leak proof, testing of air conditioners for proper functioning & cooling effect to the entire satisfaction of Engineer in Charge

Supply and fix XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 4 sq. mm 2 core including taking out existing old

Supply and fix non rigid PVC conduit of size 20mm

Supply and fixing post top lantern LED type 40 watt 230 volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant complete with driver and lamp complete including taking out unserviceable one.

Supply and fixing LED bollard fitting 10 W , IP-65 230 Volts including taking out unserviceable one

SREE VARU ELECTRICALS

RAMESH BABU CO

SRI AYYAPPA ENTERPRISES