CWEK-55/2023-24

Amount

M&L for Excavating hard /dense soil in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of pipe line and getting out in hard/dense soil complete all as specified and directed by Engr-in-Charge.

M&L for Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm in hard/dense soil complete all as specified and directed by Engr-in-Charge.

M&L for Removing excavated material in soils exc.500m and deposting where directed at a level n exc.1.5m above the starting point complete all as specified and directed by Engr-in-Charge.

Supply and laying GI water tubing 20mm bore with screwed socket joints, medium grade ISI marked galvanised including all fittings, such as sockets, bends, elbows, unions, tees laid in trenches complete all as specified and directed by Engr-in-Charge.

Supply and laying GI water tubing 25mm bore with screwed socket joints, medium grade ISI marked galvanised including all fittings, such as sockets, bends, elbows, unions, tees laid in trenches complete all as specified and directed by Engr-in-Charge.

Supply and laying GI water tubing 40 mm bore with screwed socket joints, medium grade ISI marked galvanised including all fittings, such as sockets, bends, elbows, unions, tees laid in trenches complete all as specified and directed by Engr-in-Charge.

M&L for Brass/Gun metal, globe or gate valves of size 20 mm bore dia ISI marked with all GI fittings, iron wheel head,screwed both ends for iron pipe and fixed including taking down unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

M&L for Brass/Gun metal, globe or gate valves of size 25 mm bore dia ISI marked with all GI fittings, iron wheel head,screwed both ends for iron pipe and fixed including taking down unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

M&L for Brass/Gun metal, globe or gate valves of size 40 mm bore dia ISI marked with all GI fittings, iron wheel head,screwed both ends for iron pipe and fixed including taking down unserviceable gate valve complete all as specified and directed by Engr-in-Charge.

Lagging to pipes internal dia 20mm used in internal water supply or plumbing all round with, 40mm thick bonded mineral wool preformed ‘SNAP ON ’pipe sections of density 144Kg/cum conforming to IS 9842 including chicken mesh wire netting 25 gauge, 20mm mesh and POP on top surace including removing old legging where required, complete all as specified and directed by Engr-in-Charge.

S&F 20 mm size Ball brass valves, ISI marked high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified and directed by Engr-in-Charge.

M&L for earthing with galvanised iron earth plate electrode 600mm x600mmx 6mm thick burried directly in ground (Eart pit not less than 2.25 mtr deep below normal ground level ) with top edge of earth plate not less than 1.5 metres below normal ground level, inclusive galvanised iron strip 32x6mm as earth strip connected to earth plate electrode by means of bolts,nuts,check nuts and washers,earth wire protected with and including 40 mm bore light grade ISI marked GI pipe upto 7.5 meters long all as shown in electrical plate no 5 of MES schedule part-1,with and including PCC 1:2:4 type B1 pit with cover of RCC 1:2:4 type B1,reinforced with welded steel wire fabric not less than 4 kg per sqmtr with handle and angle iron frame,watering arrangment with 20 mm bore GI medium grade pipe ISI marked,GI funnel with GI mesh,filling with mixture of common salt and charcoal,necessary excavation, refilling, removing away spoil and earth work in any type of soil, including test point, testing and commissioning complete all as specified and as directed by Engr-in-Charge.

Supply, fixing and testing storage water heater 25 liter capacity vertical mounted AC 230 Volts including ISI marked connecting cord and plug safety valve nuts and anchor bolts, CP connections including grouting bolts complete all as specified and directed by Engr-in-Charge.

Supply, installation, testing and commissioning of solar water heating system with ETC technology with electrical backup as per manufacturer specification suitable for single phase 220 volt AC supply complete with ETC type collector hot water tank , tank stands as per the following specification:- (a) Collector: Collector 100 LPD ETC type with 10 Nos of vertical evacuated tubes, duly installed on angle iron frame transmittance of cover glass tubes 85 % reflectance of glass tubes more than 85% absorbance of glass tubes 92% type of coating (Cu/Al/SS) and reflectance up to 100 km with freezing resistance minus 20 °C and heating up coefficient 240 C having average thermal efficiency 58.76% and maximum rise in temperature 53.04 °C (in 24 hours) with night losses fixed at angle of inclination form horizontal as per recommendation of manufactures. (b) Hot water Tank : Hot water tank of 100 ltr capacity with 2 KW electrical back up made out of stainless steel sheet not less than 0.5 mm thick duly insulated with puff insulation 50mm thick having density not less than 36 kg having thermal conductivity 0.29 m /k duly covered with PPGI cladding fixed with temperature guage, Inlet and outlet valves of suitable size duly installed on staging fabricated out of MS angle of appropriate size as recommended by manufacturer duly fixed properly and painted with two coats of anti-corrosives paint over a coat of red oxide primer.

Supply, installation, testing and commissioning of solar water heating system with ETC technology with electrical backup as per manufacturer specification suitable for single phase 220 volt AC supply complete with ETC type collector hot water tank , tank stands as per the following specification:- (a) Collector: Collector 300 LPD ETC type with 30 Nos of vertical evacuated tubes, duly installed on angle iron frame transmittance of cover glass tubes 85 % reflectance of glass tubes more than 85% absorbance of glass tubes 92% type of coating (Cu/Al/SS) and reflectance up to 100 km with freezing resistance minus 20 °C and heating up coefficient 240 C having average thermal efficiency 58.76% and maximum rise in temperature 53.04 °C (in 24 hours) with night losses fixed at angle of inclination form horizontal as per recommendation of manufactures. Note for item No-14 & 15 (a) The cost of 5 Nos of ETC glass tubes with each system deemed to be included in quoted rates for each system. (b) MS staging and puff insulated water storage tank for cold water, hot and cold water pipe including valves insulation measured and paid separately. (c) Cost of any other item required for successful operation of system is deemed to be included in quoted rates. (d) System shall be installed and commissioned by authorized rep of firm supplying the Solar water heating system. (e) Any angle iron/cross arms for mounting of collector and hot water tank are included in overall quoted cost. Make of solar water heating system- INTER SOLAR / SUN MAGIC /BIPIN INDUSTRIES /TATA BP SOLAR /BOARD SOLAR /VENUS (b) Hot water Tank : Hot water tank of 300 ltr capacity with 6 KW electrical back up made out of stainless steel sheet not less than 0.5 mm thick duly insulated with puff insulation 50mm thick having density not less than 36 kg having thermal conductivity 0.29 m /k duly covered with PPGI cladding fixed with temperature guage, Inlet and outlet valves of suitable size duly installed on staging fabricated out of MS angle of appropriate size as recommended by manufacturer duly fixed properly and painted with two coats of anti-corrosives paint over a coat of red oxide primer.

S&F Sheet metal enclosure SPN factory made IP 43 protection double door DB,s 230 V, single pole and neutral 4 way with 200 Amp rated bus bar, complete all as specified and directed by Engr-in-Charge .

S&F Sheet metal enclosure SPN factory made IP 43 protection double door DB,s 230 V, single pole and neutral 8 way with 200 Amp rated bus bar, complete all as specified and directed by Engr-in-Charge.

S&F MCB SPN 40 to 63 Amps, 230 Volts, 50 Hz AC supply suitable for 'C' series, 10 KA breaking capacity complete all as specified and directed by Engr-in-Charge.

S&F MCB SP 6 to 32 Amps, 240 Volts, 50 Hz AC supply suitable for 'C' series, 10 KA breaking capacity complete all as specified and directed by Engr-in-Charge.

S&F Sheet metal enclosure with socket plug top and MCBs SPN with two pin and earth plug socketand single pole 20A MCB complete all as specified and directed by Engr-in-Charge.

Submain wiring alongwith earth wire with 2x4 sqmm and 1 x 2.5 sqmm earth wire fo FRLS PVC insulated unsheathed copper strandard conductor, single core cable in PVC recessed conduit including PVC conduit medium grade and fittings of size not less than 25 mm dia, wall thickness not less than 1.8 mm complete all as specified and directed by Engr-in-Charge. Note :- 2x4 sqmm + 1 x 2.5 sqmm including PVC conduite shall be measured as one RM

Supply, laying and testing of LT cable XLPE insulated screened, PVC bedded galvanized steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 1100 volt grade cross sectional area of size 6 sqmm 2.0core ISI marked including laid in trenches or fixing on poles or passing through pipes complete including taking out of old unserviceable cable any type any size complete all as specified and directed by Engr-in-Charge.

Supply, laying and testing of LT cable XLPE insulated screened, PVC bedded galvanized steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 1100 volt grade cross sectional area of size 10 sqmm 4.0core ISI marked including laid in trenches or fixing on poles or passing through pipes complete including taking out of old unserviceable cable any type any size complete all as specified and directed by Engr-in-Charge.

S&F100 litres capacity rotational moulded polye-thylene water storage tanks ISI marked three layers (cylindrical vertical with closed top) hoisted and fixed in position including brass float valve all as specified in SSR Part I including required stageing height for water tanks complete all as specified and directed by Engr-in-Charge.

VEDA INFRASTRUCTURE

M/S ASHRAF CONSTRUCTIONS