SPL REPAIR TO FILTER BED, WATER FILTER MEDIA OF FILTRATION PLANT AND ALLIED WORKS PH-II AND PH-III AND PROVN OF 02 X 500 LPD SOLAR WATER FOR OTM ACCN AT 6 ASSAM UNDER AREA OF AGE E/M

Amount

Supply, Install, Testing and commissioning of Solar Water heating System (Flat Plate Collector) based on indirect transfering of heat ,thermosyphon circulation, non pressurised system of capacity 500 LPD with suitable electric backup including accessories as per manufacture design and recomendation complete all as specified and as directed by Engr-in-charge. Note: Rate of solar water system includes the cost of electric backup, stainless steel hot water tank with puf insulation and alluminum cladding 22 SWG, gauges, meters and protection device complete necessory arrangements but does not include the cost of cold water tank, cold water piping and hot water piping. Make : Racold/Supreme Solar/Rashmi Industries /Tata BP Solar India Ltd/Solarcom

S&F 1100 volts grade heavy duty flat twin core cable PVC insulated with stranded aluminium conductor of size 16 sqmm and overall PVC sheathed in service connections incl dismentling taking down unserviceable one all as specified and directed.

Supply and Fixing single pole and neutral enclosures with a two pin and earth plug and socket complete with double pole MCB 20 Amp including necessary fabrication works for fixing on MS stand/ wall complete all as specified. Make: Havells/L&T/Schneider/ABB

S&F 3-layer PP-R Polypropylene random copolymer concealed pipes SDR 7.4 (PN 16) UV 25mm outer diameter stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass treaded polypropylene random complete fittings as per site requirement fixed and laid in trenches/floor/under culvert/road crossing etc, complete all as specified and directed. Make : SFMC/KPT/Supreme Industries/Vectus (Note: Exacavation and earhwork shall be measured and paid for separately.)

All as per item serial No. 4.00 here-in-before but of size 32mm outer diameter -ditto-

All as per item serial No. 4.00 here-in-before but of size 40mm outer diameter -ditto-

Supply and fix in repair PP-R Gate valves 25 mm bore with iron wheel head screwed both end as per site requirement complete all as specified and directed.

All as per item serial No. 7.00 here-in-before but of size 32mm outer diameter -ditto-

All as per item serial No. 7.00 here-in-before but of size 40mm outer diameter -ditto-

Making connection of PP-R distribution branch with PP-R main of 16-40 mm outer diameter by providing and fixing tee including cutting and making fusion joint etc complete all as specified and directed.

S & F 20mm bore Bib tap, cast copper alloy with crutch or butter fly handle, cromium plated, fancy type (ISI Marked).

S&F 1000 litres capacity rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top) double layered (ISI Marked) conforming to IS 12701: 1996 hoisted and fixed in position, including ball brass valve 20mm bore, complete all as specified and directed.

Excavation in trenches n exc 1.50m wide and n.exc 1.5m deep for foundation etc in Hard/dense soil and getting out complete all as specified and as directed

Excavation in trenches n. exc 1.5 mtr wide and n. exc 1.5 mtr laying pipe / foundation etc incl getting out in soft /loose soil complete all as specified and directed.

Returning, filling in trenches including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick after laying of cable complete all as specified and directed.

Removal of excavated material such as soils n exc 50m and depositing where directed at a level n exc 1.5m above the starting point all as specified and directed

Surface excavation not exc 30cm deep and averaging 15 cm deep and getting out in hard/dense soilcomplete all as specified and directed,

M&L for hard core of gauge n.exc 63mm, deposited, spread and levelled in layers n.exc 15cm thick, watered and rammed to a true surface complete as as specified and complete.

M&L for 100mm thick PCC 1:4:8 type D2 (40mm graded stone aggregate) as in sub base flooring complete all as specified and directed.

Supply & fixing of framed work such as grill, grating etc with end of bars houldered or riveted or forged into spikers, framed guard bar ,barred iron doors,framed balusters, water tank staging and similar work confirming to Fe 290-0 Gde- E- 165 complete all as specified and as directed.

M&L for taking up or down GI water mains with spigot/socket/flanged ends and lead joints including of size 150 bore including all fittings and connections improvement of pipe line complete all as specified and directed by Engr-in-Charge.

M&L for taking up or down GI water mains with spigot/socket/flanged ends and lead joints including of size 100 bore including all fittings and connections improvement of pipe line complete all as specified and directed by Engr-in-Charge.

M&L for taking up or down GI water mains with spigot/socket/flanged ends and lead joints including of size 80 bore including all fittings and connections improvement of pipe line complete all as specified and directed by Engr-in-Charge.

S & F including leakage testing galvanised steel water tubing medium grade 150 mm bore with all fittings such as bends, elbow, socket etc laid under floors/trenches or on walls with fixing arrangments complete all as specified and directed.

S & F including leakage testing galvanised steel water tubing medium grade 100 mm bore with all fittings such as bends, elbow, socket etc laid under floors/trenches or on walls with fixing arrangments complete all as specified and directed.

S & F including leakage testing galvanised steel water tubing medium grade 80 mm bore with all fittings such as bends, elbow, socket etc laid under floors/trenches or on walls with fixing arrangments complete all as specified and directed.

M&L for providing flanges of 8 holes on 150/100/80 mm dia GI pipe including filling sealing compound all as specified & directed.

S & F cast iron fittings for spigot and socketed or flanged ends pipe i.e. bends, reducer, tail pieces, tapers, tees, caps and plugs with MS plate, nuts, bolts washers etc for size 80 to 300 mm bore including taking downcomplete all as specified and as directed.

M&L for cleaning of internal surface of sedementation tank by draining out water, removing of mud and sediments accumulated in the tank, removing weeds, unwanted growth inside washing and drying up of capacity 1 lakh glns to 1.5 lakh Glns, preparation and applying two coats of black bituminous paint (potable for drinking water) cemented surface exceeding 10 cm width or girth internally incl repairing of damaged plaster inside with cement mortar 1:3 with WPC as per manufacturers instructions complete all as directed by Engr-in-charge. (Note : The sedimentation tanks located in different pockets of Chindit Top/Dahung area.)

M&L for cleaning of outer surface of sedimentation tank, removing weeds, unwanted growth outside washing and drying up of cap 1 lakh glns to 1.5 lakh glns, applying two coats of weather coat paint over cemented surface complete externally incl repairing of damaged plaster outside with cement mortar 1:4 complete all as directed by Engr-in-charge. (Note : The sedimentation tanks located in different pockets of Chindit Top/Dahung area.)

.M&L for cleaning of inner surface of filter bed, watering channels,removing weeds, unwanted growth inside scrubbing, washing and drying up of cap 10000 glns to 20000 glns , applying two coats of black bituminous paint over internal surfaces (suitable grade of paint for potable water) of filter bed complete incl repairing of damaged plaster inside with cement mortar 1:4 with WPC as per manufacturers instructions complete all as directed by Engr-in-charge. (Note : The sedimentation tanks located in different pockets of Chindit Top/Dahung area.)

M&L for cleaning of outer surface of filter bed, watering channels,removing weeds, unwanted growth inside washing and drying up of cap 10000 glns to 20000 glns , applying two coats of weather coat paint over outer surfaces of filter bed complete incl repairing of damaged plaster outside with cement mortar 1:4 complete all as directed by Engr-in-charge. (Note : The sedimentation tanks located in different pockets of Chindit Top/Dahung area.)

Taking down carrefully existing filter media (sand/gravel) from the water filter bed and removing the same not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point all as directed.

M&L for laying old filter media (sand/gravel) obtained from water filter bed, washing with fresh water, removing dirt, mud and sludge and reusing the same after washing complete all as specified and as directed

Supply and laying filtaration plant gravel round shape of size 6.5 to 12.5 mm as per sample all as specified and directed

Supply and laying filtaration plant gravel round shape of size 13.6 to 20 mm as per sample all as specified and directed

Supply and laying filtaration plant gravel round shape of size 20 to 40 mm as per sample all as specified and directed

Supply and laying Barakar river sand in filteration plant of effective size 0.5 mm to 1 mm as per sample complete all as specified and directed.

Taking down cement plaster from brick or concrete surfaces of any description including rackingout joints, hacking for keys scrubbing down with water etc complete all as specified and directed.

Demolition of plain cement concrete in and around sedimation tank and pedastal for pipes etc., including disposal complete all as specified and as directed.

M&L for Construction of Valve pit of size 1050cm x 1050cm x 900cm (internal dimensions) with Brick masonry construction including all necessary excavation and earth work in hard/ dense soil,returning,filling,in disposal of surplus soil to a distance not exceeding 50 m and depositing where directed , PCC in foundation of the mix (1:4:8) Type D-2 (using 40 mm graded crushed stone aggregate), PCC Pocing in PCC(1:2:4), type B0 using 12.5m crushed graded aggregate, brick masonry work in cement mortar (1:4) rendering,15 mm thick in cement mortar (1:4) internally,finished even and fair and pointing in CM 1:3 flush pointing externally . Mild steel angle iron 50x50x6mm frame work ,MS sheet cover with 3.15mm thick with handle made of flat iron 30x5 mm thick and locking arrangment including providing pad lock ( Godrej/Link/Horisson ) 50 mm size Brass , and applying two coats of synthetic enamel paint of tint as approved over a coat of red oxide primer to all mild steel surfaces and providing two coats of black bituminous paint to all embedded portion of mild steel work etc. complete all as specified and shown on drawing.

M&L for PCC 1:3:6 type C-1(20 mm graded aggregate) precast cement concrete block masonry with solid blocks exc 10 cm in width and setting in CM 1:6 etc complete.

M & L for 15mm thick rendering on fair faces of brick,stone work/concrete surfaces of wall in CM (1:4), finished surface even and smooth without using extra cement complete all as specified and as directed.

M&L for PCC 1:3:6 type C-2 (using 40mm graded stone aggregates) as in foundation filling, mass concrete for foundation/piller support of pipe line including form work all as specified and directed by Engr-in-Charge.

Supply and fixing cast iron Sluice valve PN 1.6 as per IS-14846, body, dome, wedge-CI IS:210, rings bronze IS:318, Spindle-SS IS-6603, Gland Packing gresy jute packing, fasteners-CS, Gasket-Natural rubber, Nominal size DN-150mm, both ends flanged in existing line without damaging to existing pipe line, fixed as in repair including dismentling taking down old unserviceable one complete all as specified and directed by Engineer-in-charge. Note :- Suitable size flanges for existing pipe line, joints and jointing material shall be included under this item. Make :- RMCO/Kirloskar/Venus

Description all as per item no 45 of above but size 100 mm dia Make :- RMCO/Kirloskar/Venus

Description all as per item no 45 of above but size 80 mm dia Make :- RMCO/Kirloskar/Venus

M&L for MS Fabrication work, made out of structural steel sections as in frame work for cover for sedimentation tanks, ducts / MS door panels etc at water supply installations, MS angles / flats / plain sheets/hollow pipes of appropriate gauge,wire meshes cut to size and made to the exisitng shape suitable for fixing MS chequred duct covers / door panels/ top cover of sedimentation tanks, including nuts, bolts and washers, welding / bracing works, bending cold or hot drilling holes for bolts in any shape or sizes as required including one coat of primer and two coats of synthetic enamel paint to the entire steel surfaces all as specified and directed.

M&L for 4mm dia galvanised steel wire,150x100mm mesh, made up into cover for sedimentation tank, lapped, wired and laid in position, including closing after filling complete all as specified including takin down old u/S one complete

M/S SUNRISE CONSTRUCTION AND CO

M/S SM ANSARI

M/S MURPHEW ENTERPRISES

M/S R D TRADERS

M/S SARAI SUPPLY SYNDICATE

M/S KUNKAPU ENTERPRISES

M/S ASHOK CONSTRUCTION