CA NO GE/H 19/2020 21 NAME OF WORK REPAIR/MAINT OF SOLAR WATER HEATING SYSTEM INCLUDING REPLACEMENT OF UNSERVICEABLE CONNECTED ITEMS AT AHRR UNDER GE E/M RR HOSPITAL DELHI CANTT 10

Amount

M &L For taking down carefully stainless steel hot water collection tank of capacity 10000 ltr from roof top alongwith connected accesorries/fittings without damaging the tank/accesorries/fittings with and including disconnecting of electric and water connections,checking of water leakages. arresting leakages using ss welding, descalling water tank replacement of bottom sheet of size 215 cmx225cmx6mm thick including necessary welding, cutting, grinding, riveting etc.as required including two coats of synthatic enamel paint over a coat of red oxide primer on both side and one coat of synthatic enamel paint on existing angle iron structure, reinstallation of water tank in original location checking of alignment making proper electric and water connection, testing for leakages/ smooth operation and insulating the entire tank complete all as specified and directed by Engr-in -Charge. Note : 1 The cost of insulation is deemed to be included in quoted rates. 2 The rates quoted by contractor includes all nessesery T&P required for disconnecting ,making all kind of elect/water connections and refixing the same after repair and minor adjustment in tank to be fixed in its original position to the entire satisfaction of Engr-in-Charge.

M &L For taking down carefully stainless steel hot water collection tank of capacity 500 ltr from roof top alongwith connected accesorries/fittings without damaging the tank/accesorries/fittings with and including disconnecting of electric and water connections,checking of water leakages. arresting leakages using ss welding, descalling water tank replacement of bottom sheet of size 215 cmx225cmx6mm thick including necessary welding, cutting, grinding, riveting etc.as required including two coats of synthatic enamel paint over a coat of red oxide primer on both side and one coat of synthatic enamel paint on existing angle iron structure, reinstallation of water tank in original location checking of alignment making proper electric and water connection, testing for leakages/ smooth operation and insulating the entire tank complete all as specified and directed by Engr-in -Charge. Note : 1 The cost of insulation is deemed to be included in quoted rates. 2 The rates quoted by contractor includes all nessesery T&P required for disconnecting ,making all kind of elect/water connections and refixing the same after repair and minor adjustment in tank to be fixed in its original position to the entire satisfaction of Engr-in-Charge.

S&F in repairs of toughened glass for plate collectors of size 2000mmx1000mmx4mm suitable soler flat plate collector, complete all as directed.

S&F in repairs, DOL starter 1 HP 220 V single phase, complete all spcatiea and as directed.

Supply and installations and testing of motor pumpset comprise of electric driven Single phase induction Motor AC 415 volts, 50 Hz, 1450 RPM of capacity 1.0 HP with pump, with and incl PCC foundation work, base frame made out by MS channel, fixing accessories i.e. foundation bolts, nut, washers etc, connecting pipe lines & making electric connection, with and including taking down of existing unserviceable motor pumpset along with all accessories, after disconnecting of electric connection, pipe connection, complete all as directed.

S&F in repairs of industrial immersion heater of any type and size, 3.0 KW, 440 volt, ISI marked, suitable for solar water heating system, complete all as directed. Make - Dasspass / Theeta / Nanda

All as per item No. 6 here-in-before but 6.0KW capacity.

S&F in replacement 6 sqmm, 4 core size PVC insulated and PVC Round Sheathed, Copper Conductor (flexible) industrial cable, 1100 Volts, conforming to IS: 694, etc complete all as specifed and directed.

All as per item No. 8 here-in-before but of 4 sqmm 4 core size.

Taking down of old defective/unserviceable solar plate collectors capacity 100 LPD incl all accessories, complete all as directed by Engr-in-Charge.

Supply installations testing and commissioning in replacement of solar flat plate collector suitable for existing indirect heating system, of 100 LPD capacity of approx size of 2000 x 1000 mm, having high grade copper riser tube (09 nos of 12.5 mm dia size each), copper header pipe (02 nos of 25 mm dia size each), absorber plate made of copper (09 nos) duly black crome coated, high transmissive low iron textured tempered glass, 50 mm thick fiberglass insulation, complete all as directed. Make : Suryajyoti /BHEL / Tata Solar /Kotak Urja. Note : Any kind of addition/alteration, if required, to fit new panel in place of existing, the cost of the same is deemed to be included in the quoted rate and no extra payment will be made in this effect.

M&L for repair/maintenance of existing solar flat plate collector of indirect heating system, comprising of inspection, descaling, brushing and cleaning of collector panel, riser tubes, header tubes, heat absorber tubes, connecting pipes and examining of water tightness of the same after acid wash, cleaning and descaling and repairing of leakage, if any, using welding/brazing etc, complete all as directed. Note : 1.All the comprehensive maintenance work shall be carried out through original/another manufacturer of collector panel of solar water heating system only.

Supply only of Rubber Gasket in collector on collector glass, complete all as directed. Make : Suryajyoti /BHEL / Tata Solar /Kotak Urja.

Supply only of 63mm flange of circular type, complete all as directed. Make : Suryajyoti /BHEL / Tata Solar /Kotak Urja.

M&L for insulation for 50 mm bore pipe or plumbing all round with 25mm thick bonded mineral wool preformed 'SNAPON' pipes sections of density 144 kg/cum conforming to IS 9842 with aluminium foil of thickness 26 SWG and applying suitable adhesive compound over and including chicken mesh wire netting 25 gauge, 20 mm mesh complete with and incl taking down of old insulation, preparation of pipe surface by scratching / removing rust, dust and old paints etc with wire brush, emery paper, grinder etc and making surfaces smooth for achieving better grip between surface and primer, applying one coat of red oxide primer, complete all as directed by Engr-in-Charge.

All as per srl item No 15 here-in-before but for 40 mm bore of pipes.

All as per srl item No 15 here-in-before but for 32 mm bore of pipes.

All as per srl item No 15 here-in-before but for 25 mm bore of pipes.

Taking down GI Tubing size 50 mm bore, with and including all old fittings and connections complete all as directed by Engr-in-Charge.

All as per srl item No 19 here-in-before but of size 40 mm bore.

All as per srl item No 19 here-in-before but of size 25 mm bore.

All as per srl item No 19 here-in-before but of size 20 mm bore.

All as per srl item No 19 here-in-before but of size 15 mm bore.

Cutting existing steel tubing of 20 mm to 50 mm bore of pipe for alterations or additions ( Each cut measured)

Screwing existing steel tubing of 20 mm to 50 mm bore of pipe for alterations or additions ( or lengthening screw on pipe to from connector)

M&L for GI tubing 50mm bore,medium grade, ISI marked with and including all fittings complete to walls and ceiling or laid in floors etc complete all as specified and directed.

All as per srl item No 26 here-in-before but of size 40 mm bore.

All as per srl item No 26 here-in-before but of size 25 mm bore.

All as per srl item No 26 here-in-before but of size 20 mm bore.

All as per srl item No 26 here-in-before but of size 15 mm bore.

S&F in repair ball Gun metal gate valves ISI : 778-1978 Class-1 screwed in bonnet,non rising stem screwed ferrule ends as per IS-554 complete for 25 mm bore of pipe.

All as per item No 31 above but for 50mm bore pipe.

All as per item No 31 above but for 40mm bore pipe.

All as per item No 31 above but for 20mm bore pipe.

All as per item No 31 above but for 15mm bore pipe.

M&L for PCC 1:4:8 type D-2, using stone aggregate 40mm graded, with and including demolishing the existing dameged foundation, including necessary form work where required and fair finish to the exposed surfaces, complete all as directed.

S&F Rotational moulded polyethylene water storage tanks,tripple layer (cylindrical vertical with closed top) of 500 litres capacity, hoisted and fixed in position including connecting up pipes complete.

S&F in replacement, MCB TPN 415 volts 63 amp, complete all as directed.

S&F in replacement, MCB TPN 415 volts 32 amp, complete all as directed.

M&F in replacement, MCCB 3 pole ,415 v , Adjustable type , 160 Amp with breaking capacity 25 ka, complete all as directed.

S&F in replacement, Rigid steel conduit, welded stove enamelled, black size 25 mm, complete all as directed.

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