REPAIR AND MAINTENANCE OF EXISTING WATER SUPPLY LINE AND MAINT OF COMMAND SWIMMING POOL INCLUDING WATER PURIFICATION AND CONNECTED WORKS AT MINNIE BAY UNDER AGE EM-II AT GE MINNIE BAY PORT BLAIR

Amount

Repair / Replacement of micron filter of size 2.5x30" capacity 1000ltrs/hr as per existing filter in RO plant along with rubber ring complete all as specified and as directed.

Supply and fix in replacement of sand filter media (MSF) of capacity of 1000 LPH media dual-sand and anthracite including suitable filter media complete all as specified and as directed.

S&F in replacement Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe and fixed ( Minimum weight 20mm - 210gms / 25mm - 455 gm) of 20/25mm complete all as specified and as directed by Engr-in-Charge

20 mm bore

25 mm bore

40 mm bore

S&F in replacement of pressure gauge analog type of capacity 0 to 10.60 Kg/ cm2 (0 to 150 lb/ Sq inch) of 100 mm dia complete all as specified and as directed by Engr-in-Charge

S&F in replacement Fully automatic star-Delta starter suitable for 30/40HP Motor of centrifugal pump including voltmeter, Ammeter, Indicator, over load protector, SP preventer, relay etc complete with suitable factory made sheet enclosure complete all as specified and as directed by Engr-in-Charge.

S&F in replacement Fully automatic star-Delta starter suitable for 50/60HP Motor of centrifugal pump including voltmeter, Ammeter, Indicator, over load protector, SP preventer, relay etc complete with suitable factory made sheet enclosure complete all as specified and as directed by Engr-in-Charge

M&L for detecting and repairing leakage in CI/DI pipe lines of size 300mm bore, taking up unserviceable /serviceable CI/DI water main with spigot and socket ends (including fittings) of any type/grade and joints from trenches and laying new CI/DI pipe lines of size 300mm bore in trenches or placing on existing pillars /supports as directed to perform the following :- (i) Excavation and earth work in soil / mud by using machinery/labour to suitable length (Appx 10 mtrs) and forming bund with excavated soil to avoid sea / raw water entering into the working area including pumping/bailing out water by using portable diesel engine driven pump set. (ii) Cutting of CI / DI pipe of size 300mm bore after through inspection for the damaged pipe line including disconnecting / dismantling. (iii) Taking out CI/DI pipe with CI/DI specials after removing from joints/burning out joints and removing lead at both ends with the help of hydraulic crane or any other machinery and keeping aside for further disposal. (iv) Cutting of new pipe into pieces as per requirement and laying using machinery. (v) Aligning the pipe line as per site condition, along with setting the Collar suitable for 300mm CI/DI pipe. (vi) Attending repair work within the minimum time frame/period as specified by Engr - in - charge.

Notes for the Items : (i) The unit rate is deemed to include cost of tools and plants and transportation required for attending the repair work. (ii) Cost of CI/DI pipes required for arresting the leakage shall be included in the quoted rate. (iii) Extra soil required for refilling /making bunds to prevent water entering into the work place shall be deemed to included in rate quoted. (iv) Specials / rubber or fiber/ flange joint required shall be included in the quoted rate (v) Old unsv CI/DI pipes, fittings, lead, nuts, bolts, washer, gaskets etc. shall become contractors property and necessary recovery as per schedule of credit shall be deducted from contractor.

All as per item ser No 07.00 here-in-before but CI/DI pipe line of size 200/250 mm complete all as specified and as directed by Engr-in-Charge

All as per item ser No 07.00 here-in-before but CI/DI pipe line of size 80/100/150mm complete all as specified and as directed by Engr-in-Charge

M&L for attending of water supply complaints for any leakage/blockage in GI pipe lines of size 20mm/25mm bore taking up serviceable / unserviceable GI water pipe lines with all fittings/fixtures from trenches/wall/floor/roof including supply and laying GI tubing 20mm/25mm bore up to 2 mtr length (max) including necessary cutting, treading and replacement of unserviceable GI fittings such as GI socket /Nipple/union socket, Tee, Tee reducer etc. of size 20mm/25mm including necessary excavation and earth work up to 2 mtr length to repair the leakage/clearing the blockage in the pipe line and testing on completion complete all as specified and as directed by Engr-in-Charge Note :Cost of GI fittings such as GI socket /Nipple/union socket/Tee/Tee reducer etc. shall be measured and paid separately under relevent item of this schedule

All as per item No 10.00 here-in-before but of size 40/50mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 10.00 here-in-before but of size 80/100mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 10.00 here-in-before but in GI pipe lines on wall/floor/roof of the bldg (20/25mm) complete all as specified and as directed by Engr-in-Charge

All as per item No 10.00 here-in-before but in GI pipe lines on wall/floor/roof of the bldg (40/50mm) complete all as specified and as directed by Engr-in-Charge

All as per item No 10.00 here-in-before but in GI pipe lines on wall/floor/roof of the bldg (80/100mm) complete all as specified and as directed by Engr-in-Charge

Taking up or down old/chocked water tubing 20/25/50/80/100 mm bore with fittings from trenches / walls cleaning for refixing in new or old position or credit to contractor all as specified and as directed.

Supply and fix 20mm dia CPVC pipes SDR 11 including fittings on walls/ceilings/laying in trenches complete all as specified and as directed by Engr-in-Charge.

Supply and fix 25mm dia CPVC pipes SDR 11 including fittings on walls/ceilings/laying in trenches complete all as specified and as directed by Engr-in-Charge..

Supply and fix 50mm dia CPVC pipes SDR 11 including fittings on walls/ceilings/laying in trenches complete all as specified and as directed by Engr-in-Charge..

Supply and Fix CPVC male brass threaded adaptor (MTA/MBTA) suitable for 20 mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC male brass threaded adaptor (MTA/MBTA) suitable for 25mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC male brass threaded adaptor (MTA/MBTA) suitable for 50mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC female brass threaded adaptor (FTA/FBTA) suitable for 20 mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC female brass threaded adaptor (FTA/FBTA) suitable for 25 mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC female brass threaded adaptor (FTA/FBTA) suitable for 50 mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC tank adaptor suitable for 20 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC tank adaptor suitable for 25 mm CPVC pipe Complete all as specified and directed by Engr-in-Charge.

Supply and Fix CPVC union suitable for 20 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC union suitable for 25 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC union suitable for 50 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC ball valve suitable for 20 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC ball valve suitable for 25 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC brass elbow suitable for 20 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC brass elbow suitable for 25 mm CPVC pipe Complete all as specified and directed

Supply and Fix CPVC brass elbow suitable for 50 mm CPVC pipe Complete all as specified and directed

S&F in replacement GI tubing medium grade galvanized with all fittings laid in trenches/fixed on wall/on roof etc complete all as specified and as directed by Engr-in-Charge of the following sizes :- Note : Earthwork required shall be measured and paid separately.

20mm dia

25mm dia

40mm dia

50mm dia

80mm dia

100mm dia

M&L for Ductile Iron pipes with spigot and socket ends centrifugally cast class K-9 length, laid in trenches complete all as specified and as directed by Engr-in-Charge of following sizes :- Note : Earthwork required shall be measured and paid separately.

80mm bore

100mm bore

150mm bore

200mm bore

250mm bore

S&F in replacement of Gun Metal, globe or gate valves with iron wheel head, screwed both ends for iron pipe fixed complete all as specified and as directed by Engr-in-Charge of the following sizes:- Note : Earthwork required shall be measured and paid separately.

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

S&F in replacement of flanged type Sluice valve, with hand wheel, made of CI Body with SS/Brass spindle PN-1.6 rating, IS-14846 make Upadhyay / Kirloskar of following sizes :-

80mm bore

100mm bore

150mm bore

200/250 mm bore

Supply and fixing in repairs with existing air release valve of 100 mm dia bore by removing the valve and repairing the same by replacing gaskets,nut,bolts, top and ball refixing the same , cast iron body, on both sides of the flanges, bolts and nuts complete all as specified and directed.

Supply and in replacement of air release valve suitable for 100 mm dia pipe all as specified and directed.

S&F in replacement of CI/DI Bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot or flanged) collars, caps and plugs up to 150mm bore ISI Marked all as specified and as directed by Engr-in-Charge

Supply and fix in replacement Union socket GI medium grade make Basal / Jindal / Tata of following sizes complete all as specified and as directed by Engr-in-Charge :-

20mm bore

25mm bore

40mm bore

50mm bore

80mm bore

Supply and fix in replacement GI Nipple 6" long Make Bansal/ Jindal / Tata of following sizes complete all as specified and as directed by Engr-in-Charge :-

20mm dia

25mm dia

40mm dia

50mm dia

S & F in replacement joint with rubber ring of fiber board gasket (flange joints) suitable for flanged pipe and fittings of the following sizes complete all as specified and as directed by Engr-in-Charge

80mm bore

100mm bore

150mm bore

S & F in replacement of GI Tee Reducers medium grade make Bansal / Jindal / Tata of the following sizes complete all as specified and as directed by Engr-in-Charge :-

S&F Gland packing 12.5mm / 10 mm dia / thick for sluice valve / pumps, leakage rectification complete all as specified and as directed by Engr-in-Charge.

Taking down unserviceable valves and Re-fixing the same in its originalposition / location with flaged ends including necessary cleaning, resetting & minor repairs for its smooth functioning, any pattern of following sizes:-

S&F in replacement mechanical joint suitable for spigot and socket pipes and fittings for the following size as specified and directed by Engr-in-Charge

S&F in replacement Rubber gasket suitable for spigot and socket pipes and fittings for the following size as specified and directed by Engr-in-Charge

M&L in fabrication of MS sheet (3.15mm thick)make tata or Equivalent for valve chamber cover with plates of Fe 410W, Gde E-250, quality -A (Plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment with riveted, bolted or welded attachment for locking arrangements complete including painting with two coat of synthetic enamel paint black colour/shade over a coat of red oxide primer including angle if required as per its site condition complete all as specified and directed by Engr - in - Charge

Taking down unserviceable / rusted MS ladders of any size / type from site and transporting to store yard for further disposal

M&L in fabrication of MS channel base of existing size and grade made out of steel channel MC75,MC100 &MC125 (As per existing dimensions) for pump and motor capacity 50HP to 60 HP as mentioned against item No 1 including necessary cutting, welding, grinding etc., and fixing the same on newly provided PCC foundation, foundation bolt etc., as per manufacturer recommendations to ensure proper alignment of both pump and motor complete, carry out painting the complete base plate with two coat of synthetic enamel paint Black shade / colour over a coat of red oxide primer complete all as specified and directed by Engr - in - Charge

Material and Labour (MS) for fabrication of mild steel (MS)ladder at local civil work shop made out of angle iron of size 65X65X6mm for main member, 50X50X6mm for steps and 40X40X5mm for support to existing wall of the building including necessary cutting, welding, grinding etc, the distance between two consecutive steps shall be 0.30 mtr, the distance between 1st step and ground level shall be 1mtr and over all width of the ladder shall be 0.68 mtr,total length of the ladder shall be suitable for under ground sump as required & transporting to site in Minniebay Area, grouting the ladder in ground (at various locations of Ajay Baugh and Srinagar area) and grouting the supporting angle iron member with existing wall of the bldg with PCC 1:2:4 and top of the ladder shall be supported with parapet wall/top slab of the bldg including painting with two coat of synthetic enamel paint Black/smoke grey colour/shade over a coat of red onside primer including taking down UNSV/rusted MS ladders of any size / type from site all as specified and directed by Engr-in-charge at site complete

M&L for tyton joints suitable for DI Pipe of size:-

80 mm dia

100 mm dia

150 mm dia

200/250 mm dia

M & L in replacement of CI/DI pipe specials of class 'A' and 'B' such as Tees, bends, sockets, collars, junctioning couplings etc for new position with the help of connecting pieces for up to 350 mm dia CI/DI pipe line ISI marked all as specified and as directed by Engr-in-Charge

Supply lay and testing of ERW MS pipe, in replacement ISI marked grade 6 mm thick as per IS:3589 grade 330 suitable for welded joints and flanged joints including fabrication tailor made as per site requirement including painting with two of anticorrosive paint complete all as specified of 250 mm dia. make allied pipes after bailing out water from existing semi UG sump of Cap 30000 gallons with Appx 7 mtr depth at command swimming pool filtration plant at minniebay and other places as directed by Engr-in-Charge.

Supply and fix in repair nuts,bolts, washers of valves and pump sets of various grade as required.

Supply only Orthotodiline chemical solution for Chlorine checking

Supply and fix in replacement of MCCB 250 Amp , 4 pole,415 volts, 36 KA Volt for Motor starter complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement of MCCB 160 Amp , 4 pole,415 volts, 36kA for Motor starter incoming complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement of contactor 3 pole 415 volts 70 Amps ML-4 (control voltage 230/415 as per existing model.) complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement of Contactor 3 pole 415 volts 40 Amps ML-3(control voltage 230/415 as per existing model.) complete all as specified and as directed by Engr-in-Charge

Disconnecting electrical connection of centrifugal pump set of capacity 30HP/40HP/50HP/60 HP and taking out complete assembly with electric motor, transporting to workshop for complete overhauling, greasing testing the complete and refixing with new, nuts, bolts & washers and fitting the same repair work been carried out, including cost of transpotation all as directed by Engr-in-Charge Note:- Cost of repair work shall be measured and paid separately.

M&L for re-winding of unserviceable/burnt centrifugal pump set of capacity 30HP/40HP/50HP/60 HP, removing all burnt out coils, cleaning the slots and rewinding the same with supper enameled copper winding wire of same as existing gauge and reassembling , testing and commissioning of electric motor on full load for 4-6 hours continuous running of the capacity 30/40/60HP complete in all respects to the entire satisfaction of Engr-in-Charge Note:- Cost of repair work shall be measured and paid seprately.

S&F in replacement of rotational moulded polyethylene (HDPE) water storage tanks, ISI Marked,cylindrical & Vertical type Triple layer layered, ISI marked, hoisted and fixed in position including provision of 40mm / 25 mm dia CPVC spouts for connecting inlet, outlet, over flow and washout pipes complete including tank down old tanks and removing to store complete all as specified and as directed of following capacity:-

500 liter capacity

1000 liter capacity

2000 liter capacity

5000 liter capacity

S&F in replacement PVC tank cover suitable for service over head tank including necessary fixing arrangements of following capacity:-

500/750 /1000 liter capacity

1500/2000 liter capacity

5000 liter capacity

M&L repair / maintenance to Decrin dozing pump cat pt No-96NGQ 51 make declibac Technologies Pvt Ltd including replacement of UNSV spare parts Rotor assy with bearings bracket, pump tube, injection check valve 3/8" connecting nut 3/8" with adopter ferrule 1/4" etc and testing on completion for its smooth functioning to the entire satisfaction of Engr-in-Charge

S&F in replacement, cast Iron foot valve of size 150mm, heavy duty (confirming to relevant IS fixing with provision of new rubber flange gasket, nut, bolt, double washer, etc., complete including dismantling of unserviceable valve from UG sump at command swimming pool filtration plant / minniebay pump house all as specified and a directed

All as per item no 69.00 above but 200 mm dia

All as per item no 69.00 above but 250 mm dia

Supply and fix Strainer Y type conforming to IS, size 150 mm (6") dia all as specified and directed.

S&F in replacement of butter fly valve flange type suitable for 250mm bore with rubber gaskets, nut and bolts of suitable size, ISI marked conforming to IS-13095 complete including dismantling of unserviceable valve all as directed.

S&F in repair for DOL startor of capacity 7.5 HP motor fully automatic type including timer, conductor, O/L relay etc complete all as specified and as directed.

M&L for repair/maint/servicing to suction sweeping machine opening the dual media filter, cleaning the media and refill the media, pump set mono block 5HP Capacity, 3 Phase,415 Volts 50 Hz including oiling/greasing and provn of new gland packing etc for its smooth functioning to the entire satisfaction of Engr-in-Charge including replacement of unsv parts/items complete all as specified and as directed by Engr-in-Charge

Supply and fix suction sweeping machine/pump set Mono block type 5HP capcity, 3 Phase, 415 Volts 50Hz complete all as specified and directed.

Supply and fix suction sweeping brush kit of SS/MS with provsn for connection PVC pipe pipe for in and out along with type wheel and nylon brush with suitable size and length of nylon rope for moving of the sweeper all as specified and directed by Engr-in-Charge.

Supply and fix in replacement of PVC flexible spiral type hose heavy duty 40/50mm dia complete all as specified and as directed by Engr-in-Charge

M&L for repair/maint/servicing to twin lobe compressor unit single phase,240 Volts 50 Hz, Type- SP-IH, Head 9 to 18 Meter,2800 RPM, 5 HP Make KIRLOSKAR used for back washing of filtration plant at swimming pool including oiling/greasing & provn of gland packing etc. and replacement of unserviceable parts for its smooth functioning to the entire satisfaction of Engr-in-Charge.

S&F in replacement of sign/ Name board for installation and display boards of water conserve quotes for user awareness madeout of SS pipe for standing pipe of 25mm/40mm of suitable height, with appropirate stickring on the board, the colur of letters and background as directed by Engr-in-Charge

S&F in replacement rubber (Star) coupling of existing size for suitable 40HP/50HP/60HP Pump set all as specified and directed at site

S&F in replacement MS coupling of existing size suitable for 40HP/50HP/60HP as site requirement all as specified and directed by Engr-in-Charge

M&L in replacement Lugs upto 35sqmm, copper conductor for all 40HP/50HP/60HP as specified and directed by Engr-in-Charge

M&L in replacement XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cable (heavy duty) with copper conductor, 1100 volts Earthed, 3.5 core, grade cross sectional area 25 sqmm complete all as sepcified and directed Note : Cost of necessary excavation included in this item

M&L in replacement XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cable (heavy duty) with copper conductor, 1100 volts Earthed, 3.5 core, grade cross sectional area 35 sqmm complete all as sepcified and directed. Note : Cost of necessary excavation included in this item

Supply, Laying of Telerex (Double Wall corrugated) HDPE pipe ISI marked of outer dia of 77mm and inner dia 63 mm polethylene couplers, bends, cap etc, with smooth internal and proofiled external surface for non pressure under ground cable complete all as specified.

S&F in replacement insulation rubber mat of size 1x2 mtr in black colour, 19 mm thick confirming to IS 15652/IE 61111 of suitable size all as specified and directed to the entire satisfaction of Engr-in-Charge

Disconnecting electrical connection of pump set of capacity 3 HP to 7.5 HP and taking out complete assembly with electric motor, transporting to workshop and refixing with new, nuts, bolts & washers and fitting the same after the following repairs as mentioned here in after all as directed by Engr-in-Charge

M&L for re-winding of unserviceable/burnt pump set of capacity 3 HP to 7.5 HP, removing all burnt out coils, cleaning the slots and rewinding the same with supper enameled copper winding wire of same as existing gauge and reassembling , testing and commissioning of electric motor on full load for 4-6 hours continuous running of the capacity 3HP to 7.5 HP complete in all respects complete all as specified and as directed by Engr-in-Charge.

Repair / maint of masonry pit of existing size (internal) for sluice valve with sub PCC block wall straight or curved radius built in CM 1:6 PCC 1:3:6 in foundation, 15mm thick plaster in CM 1:4 on internal faces of walls, 40 mm thick PCC 1:2:4 in floors including valve pit cover made cut of MS sheet 2mm thick with angle iron 40x40x6 mm fram with fixing hinges, locking arrangements, hold fasts and handle etc duly painted with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation & earth work complete all as including demolition of sheet will be measured and paid seperately under relevant item of the schedule.

Excavating in trenches in soft / loose soil, n.exc 1.5m wide and n.exc 1.5m in depth: for foundation, etc. or for shafts, wells, cessapits, manholes, pier holes, etc. n.exc 10 Sq.m on plan and in.exc 1.5m in depth and getting out all as specified and directed by Engr-in-Charge

Excavating in trenches in hard / dense soil, n.exc 1.5m wide and n.exc 1.5m in depth: for foundation, etc. or for shafts, wells, cessapits, manholes, pier holes, etc. n.exc 10 Sq.m on plan and in.exc 1.5m in depth and getting out all as specified and directed by Engr-in-Charge

Returning, filling in, including spreading, leveling watering and well ramming in layers n.exc.25cm in any type of soil complete all as specified and as directed by Engr-in-Charge.

Removing excavated surplus soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above starting point in any type of soil complete all as specified and as directed by Engr-in-Charge.

M&L replacement of ball bearing suitable for 50/60 HP motor complete all as specified and as irected. Make: SKF or as per site requirement.

M & L for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6mm as earthing lead buried directly in ground vertically to a depth not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 Mtr below normal ground level connected to and including galvanised strip 25×4mm as earthing lead by means of bolts, nuts, check nuts & washers etc connected to pump/motor all as shown in electrical plate No.5 of SSR Part I of 2020 & as specified or indicated and testing on completion including excavation / earth work in any type of strata, PCC ( 1:3:6 ) type C1 earthing chamber, funnel with wire mesh, watering pipe ,including earth strip with GI protection pipe medium grade etc complete all as specified.

M&L for testing of water samples and obtain the test result for the perametrs as per IS 10500 like TDS,Colour,odour,TSS,PH,coliform turbidity,etc by carrying physical,chemical,microbiology examiniation from any govt authoarised /NABL approved laboratary complete all as specified and as directed by Engr-in-Charge. Note :(i) Source/location of water samples shall be decided by the Engineer-In-Charge. (ii) Test test report shall be submitted by the contractor along with RAR/FB for payment of this item

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SKV Engineering

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