REPAIR / MAINT OF PUMP SETS MOTOR, FILTRATION PLANT, CHLORINE DOZING SYSTEM, RO PLANT, CLEANING SINTEX TANK, GI PIPE LINE AND CONNECTED WORKS AT PROTHRAPUR FILTRATION PLANT, CHOULDARI DAM, NTS, NAD, MARCOS AT AGE E/M II UNDER GE MINNIEBAY, PORT BLAIR

Amount

Disconnecting and taking out Monoblock/Centrifugal/submersible motor pump capacity upto 7.5 HP capacity, shifting the pump set to local workshop for repairs complete, overhauling, greasing, cleaning and after completion aligning the motor in proper position and painting with one coat of anti corrosive paint including preparation of old surface including testing and commissioning for smooth running condition upto the satisfaction of Engr-in-Charge complete all as specified and as directed by Engr-in-Charge Note : Necessary Gate pass shall be submitted by the contractor before payment

All as per item No 1.00 above but of capacity 10 HP pump complete all as specified and as directed by Engr-in-Charge

All as per item No 1.00 above but of capacity 15 HP pump complete all as specified and as directed by Engr-in-Charge

All as per item No 1.00 above but of capacity 20 HP pump complete all as specified and as directed by Engr-in-Charge

All as per item No 1.00 above but of capacity 30 HP pump complete all as specified and as directed by Engr-in-Charge

All as per item No 1.00 above but of capacity 40 HP pump complete all as specified and as directed by Engr-in-Charge

All as per item No 1.00 above but of capacity 50 HP pump complete all as specified and as directed by Engr-in-Charge

All as per item No 1.00 above but of capacity 60 HP pump complete all as specified and as directed by Engr-in-Charge

Dismantling and taking out the existing mono block / centrifugal/ submersible type pump set upto 7.5 HP by disconnecting suction and delivery pipe lines of pump set , separate the motor from the pump, removing the burnt out winding from the slot cleaning the stator and rotor with CTC and smooth sand paper and rewinding the motor with suitable gauge of size with super enameled copper conductor and insulating by using class 'B' insulation keeping for drying, connecting electric connection, testing and commissioning upto the satisfaction of Engr-in-Charge complete all as specified and as directed by Engr-in-Charge Note : Necessary Gate pass shall be submitted by the contractor before payment

All as per item No 9.0 above but of capacity 10HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 15HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 20HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 30HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 40HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 50HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 60HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 100/125HP pump set complete all as specified and as directed by Engr-in-Charge

All as per item No 9.0 above but of capacity 165/170HP pump set complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement pump set coupling guard made out of 2 mm thick CRCA sheet duly painted with one coat of red oxide primer and two coats of signal red synthetic enamelled paint complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement of flanged non return valve ISI marked synthetic ball type, cast iron body, PN1.6,confirming with IS provision of 3mm thick rubber gasket on both sides of the flanges, bolts and nuts complete all as specified and as directed by Engr-in-Charge of following dia:-

80mm dia

100mm dia

150mm dia

Material and Labour in repair for mild steel (MS) Ladder 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, grainding etc, the distance between two concecutive steps shall be 0.30 mtr, the distance between 1st step and ground level shall be 1mtr including painting with two coat of synthetic enamel paint Black/smoke grey colour/shade over a coat of red oxside primer complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement of flanged type sluice valve hand wheel operated ISI marked CI Body with SS spindle PN-1.6 rating confirming to IS-14846 complete all as specified and as directed by Engr-in-Charge of following dia/bore:-

80mm dia

100mm dia

150mm dia

200/250mm dia

Supply and fix in replacemement air release valve 100 mm dia double acting with two air outlet kinetic design with isolating valve confirming to IS 14845 with ISI marked complete all as specified and as directed by Engr-in-Charge

All as per item No 23 above but 150mm dia complete all as specified and as directed by Engr-in-Charge

S&F in replacement of gland packing including replacement of rusted bolts and nuts complete all as specified and as directed by Engr-in-Charge of following dia/bore pipe lines:-

80mm dia

100mm dia

150mm dia

200/250mm dia

M&L for attending of water supply complaints for any leakage/blockage in GI pipe line of size 20mm/25mm bore taking up serviceble/unserviceble GI water pipe lineswith all fittings/fixtures from trenches incl supply and laying GI tubing 20mm/25mm bore up to 1mtr length (max) incl necessary cutting threading and replacement of unserviciable GI fittings such as GI socket/Nipple/union socket ,Tee ,Reducer etc of size 20mm/25mm incl nessary excavation and earth work up to 1mtr length to repair the leakage/clearing blockage in the pipe line and testing on completion for leakage complete all as specified and as directed by Engr-in-Charge. Note: Cost of GI fittings such as socket, nipple, union, tee, reducer etc shall be measure and paid separetely under relevent items of this schedule as 'Supply only'

All as per item No 26.00 above but size 40/50mm bore GI pipe line complete all as specified and as directed by Engr-in-Charge

All as per item No 26.00 above but size 80/100mm bore GI pipe line complete all as specified and as directed by Engr-in-Charge

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 upto 150mm bore cofirming relevent IS code povision complete all as specified and as directed by Engr-in-Charge

S&F in replacement of rotational moulded polyetheylene (HDPE) water tanks, cylindrical & vertical type, double layered, ISI marked with tank cover alongwith locking arragements, hoisted and fixed in position including provision of 40mm / 25mm dia GI / CPVC spouts for connecting inlet, outlet, over flow and washout pipes complete all as specified and as directed by Engr-in-Charge of following capacity:-

500 Ltr capacity

1000 Ltr capacity

5000 Ltr capacity

M&L in replacement in mild steel sheet 2.0 mm thick for valve chamber cover with plates of grade 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 redoxide primer complete all as specified and directed by Engr - in - Charge

M & L for repair of existing valve pit chamber including cleaning, removing grass from the chamber plastering broken PCC (1:3:6) or replacement of broken blocks including raising height if required and making arrangement for fixing of MS Cover with locking arrangement including two coats of colour wash to exposed surface of chamber complete all as specified and directed by Engr-in-Charge

M&L for taking out centrifugal pump set of capacity 30/40/50/60 HP, dismantling of Pump from the base plate and motor, transporting to civil workshop for requisite repair ,segregation of serviceable/unserviceable spare parts and carrying out servicing, transporting back including refixing the same in its original position including proper alignment and testing on completion to the entire satisfaction of Engineer-in-Charge including painting the complete pump set (Pump & Motor) with two coat of synthetic enamel paint Sky blue colour / shade after preparation of existing / old painted surface all as specified and as directed. Note : Necessary gate pass and voucher from OEM authorised workshop shall be submitted alongwith RAR/FB for payment duly endorsed by Engr-in-Charge and Contractor

Supply only the following spare parts of pump set capacity 30 HP/40HP complete all as specified and as directed by Engr-in-Charge Note : Necessary receipt voucher and purchase voucher shall be submitted by contractor before submitting RAR/FB for payment duly defaced by Engr-in-Charge & Contractor

Tyre coupling as per existing size & No. TC/P/014 PX2514

Impellar cast iron

Shaft stainless steel

Stuffing box Bush stainless steel

Gland plate

Metal coupling

Cast Iron Casing wear ring

Ball bearing NDE 6278

Ball bearing NDE 6248

GM impeller nut

Nut bolt washer 3/4" x 2 1/2" size

Nut bolt washer 16 x 75mm size

Stud with nut 19 / 95mm

Gland packing

Key for impeller

MS coupling for pump and motor

Rubber star coupling for pump and motor

Supply only the following spare parts of pump set capacity 50 HP/60HP complete all as specified and as directed by Engr-in-Charge Note : Necessary receipt voucher and purchase voucher shall be submitted by contractor before submitting RAR/FB for payment duly defaced by Engr-in-Charge & Contractor

Shaft stainless steel

Impellar cast iron

Ball bearing DNE 6308

Ball bearing NDE 6304

Nut bolt washer 3/4" x 2 3/4" size

Nut bolt washer 16 x 80 mm size

Bearing housing

MS coupling for pump and motor

Rubber star coupling for pump and motor

M&L in replacement 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 50 HP / 60 HP 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 alingment 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 as directed by Engr-in-Charge

S & F in replacement soft starter of capacity 5HP/7.5 HP motor fully automatic type includung timer,conductor, over load relay etc complete all as specified and as directed by Engr in charge.

S & F in replacement soft starter of capacity 10HP/15 HP motor fully automatic type including timer,conductor,O/L relay etc 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. .

S&F in replacement of GI tubes medium grade ISI marked galvanized with all fittings laid in trenches/fixed on wall/on roof etc of the following sizes complete all as specified and as directed by Engr-in-Charge.:- Note : Excavation, returning filling and removal of earthwork shall be included in the qouted rate

20mm dia

25mm dia

40mm dia

50mm dia

80mm dia

100mm dia

Supply and fix in replacement Gun Metal globe or gate valves ISI marked with iron wheel head, screwed both ends for iron pipe and fixed of the following sizes complete all as specified and as directed by Engr-in-Charge.

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

M & L for taking out sluice valve and refacing, regrinding and refixing after repair work including taking apart & complete reassembling complete all as specified and as directed by Engr-in-Charge of following sizes:-

50mm bore

80mm bore

100mm bore

150mm bore

200/250mm bore

S&F in replacement PVC tank cover suitable for service over head tank including necessary fixing arrangements of following capacity complete all as specified and as directed by Engr-in-Charge:-

500/750 /1000 ltr capacity

1500/2000 ltr capacity

5000 ltr capacity

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

All as per item No 124.00 above but 40 mm size complete all as specified and as directed by Engr-in-Charge

M&L for cleaning of service PVC and RCC tanks insatlled on roofs of multistoryed buildings at various places by emptying the tanks, by removing the scale, dirt and all other foreign materials depositing inside nipples on side of walls and bottom of the tanks by scrapping and brushing with wire brush, and pressure pump, cleaning with bleaching powder slurry and allowed to dry and then washing the tank with fresh water and writing on the tank the date of cleaning, capacity of tank etc with synthetic enamel paint in white colour, over a black background complete all as specified and as directed by Engr-in-Charge Note:- (ii) Any air lock / blockage complainats shall be attended by the contractor during the cleaning process with out any extra cost (ii) Tank covers and Float valve shall be fitted properly after completion of cleaning (iIi) Cleaning register shall be maintained properly and user signature shall be obtained after cleaning and submitted alongwith RAR/FB for payment duly signed by Engr-in-Charge

Service tanks of capacity exceeding 250 ltr but not exceeding 500 ltr

Tanks of capacity exc 500 Ltrs and not exc 750 Ltrs

Tanks of capacity exc 750 Ltrs and not exc 1000 Ltrs

Tanks of capacity exc 1000 Ltrs and not exc 2000 Ltrs

Tanks of capacity exc 2000 Ltrs and not exc 5000 Ltrs

M&L for cleaning of RCC Semi under ground sump/suction gallery of following capacity situated at NAD & DAD under AGE E/M -II Minnibay by emptying the reservoirs, taking down the scale/sludge/mud/algae formed including and other foreign materials got deposited on side of walls and bottom of the tanks by scrapping and brushing with wire brush, cleaning with pressure pump, washing with bleaching powder slurry and allowing to dry and then washing and cleaning the tank with fresh water including applying one coat of white wash on internal surface of reservoirs/sumps and writing details on tanks like date of cleaning, capacity of tanks etc on the out side of the tank with synthetic enamel paint with letter size 20cm high, 10cm width in white colour, over a black background of size 100 x 60cm all as specified and directed. Note :-( i) The photographs of OHR, sumps before and after cleaning be submitted before submitting RAR/FB for payment duly endorsed by Engr-in-Charge (ii) Sample testing of every UG sumps water before and after cleaning from auth Govt laboratory shall be submitted alongwith RAR/FB for payment

Semi underground sump of capacity 20000 gallons at NTS Filtaration plant

Semi underground sump of capacity 15000 gallons at NTS Filtration plant

Over Head reservoir of capacity 6600 gallons at NTS

Semi UG sump of capacity upto 6600 gallons at DAD & NAD

M&L for peparation of old surfaces and applying two coats of cement base paint over external surfaces of Semi UG Sump including necessary tools and plants for painting,necessary scaffoldings, safety precautions etc complete all as specified and as directed at site to the entire satisfaction of Engineer in charge

Supply & Installation in replacement of 4 inch thick ACPBox of size 6 feet x 4 feet with MS pipe structure fix inside with 3 mm Acrylic sheet with digitally printed 3Mtr backelite Vinyl on HP Latex Printer, Display both side, LED modules complete upto 100 letters as specified size directed by Engr-in-Charge with Andaman & Nicobar command and MES logo fixed with four nos of MS pipe Heavy duty 50 mm bore up to 3Mtr height by nuts/bolts and welding as required at site , spray painting with two coat synthetic enamel paint comlete MS pipe including necessary excavation and PCC work for foundation of MS poles as directed at site complete all as specified and direced by Engr-in-Charge

Supply & Installation in replacement of of 4 inch thick ACPBox of size 12 feet x 4 feet with MS pipe structure fix inside with 3 mm Acrylic sheet with digitally printed 3Mtr backelite Vinyl on HP Latex Printer, Display both side, LED modules complete upto 100 letters as specified size directed by Engr-in-Charge with Andaman & Nicobar command and MES logo fixed with four nos of MS pipe Heavy duty 50 mm bore up to 6Mtr height by nuts/bolts and welding as required at site , spray painting with two coat synthetic enamel paint comlete MS pipe including necessary excavation and PCC work for foundation of MS poles as directed at site complete all as specified and direced by Engr-in-Charge

Supply and fix earth pit chamber board 3.15 mm thick mild steel sheet of size 45 cm x 45cm x 45 cm fixed with 12 mm thick mild steel rod two nos up to 90 cm height by nuts/bolts including spray painting with two coats of synthetic enamel black paint complete mild steel sheet both side including writing letters 6 cm height i.e. Earth Pit No, Location, Earthing test value and date complete all as directed by Engr-in-Charge

S&F mild steel joist, channel, angle or tee sections fixed indepently without connecting plates etc for supporting of tanks/chain link fencing etc as directed by Engr-in-Charge including necessary welding grouting using plain cement concrete 1:3:6 (nominal mix) fixed making good to surface as required at site

Supply and laying in replacement LT UG cable XLPE insulated armoured and PVC sheathed 1100 volts grade with aluminium conductor of following sizes complete all as specified and as directed by Engr-in-Charge Note : Necessary excavation for taking up of cable shall be measured and paid seperately under relevent items of this schedule

35 Sqmm 3.5 core

50 Sqmm 3.5 core

95 Sqmm 3.5 core

120 Sqmm 3.5 core

Supply & laying in replacement DWC (Double Wall Corrugated) HDPE pipe ISI marked of outer dia of 77 mm and inner dia 63 mm polethylene including couplers, bends, cap etc., with smooth internal and profiled external surface for non pressure under ground cable complete all as specified and as directed by Engr-in-Charge

Supply & fix in replacement MCCB, 415 volts, 3 pole adjustable thermal setting type 25 KA, 63A complete all as specified and as directed by Engr-in-Charge

Supply & fix in replacement MCCB, 415 volts, 3 pole adjustable thermal setting type 25 KA, 100A complete all as specified and as directed by Engr-in-Charge

Supply & fix in replacement MCCB, 415 volts, 3 pole adjustable thermal setting type 25 KA, 125A complete all as specified and as directed by Engr-in-Charge

Supply & Fix in replacement MCCB, 415 volts, 3 pole adjustable thermal setting type 36 KA, 160A complete all as specified and as directed by Engr-in-Charge

Supply & Fix in replacement MCCB, 415 volts, 3 pole adjustable thermal setting type 36 KA, 200A complete all as specified and as directed by Engr-in-Charge

Supply & Fix in replacement MCCB, 415 volts, 3 pole adjustable thermal setting type 36 KA, 250A complete all as specified and as directed by Engr-in-Charge

M&L for testing of water samples and obtain the test result for the parameters 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) Test result shall be submitted to Engr-in-Charge for verification. (ii) Source/location of water samples shall be given by the Engr-in-Charge

M&L for earthing complete with Galvanized steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below GL) with top edge of earth plate not less than 1.5 Mtr below normal ground level, earth plate surrounded from all sides by 15cm thick and packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using Galvanized earth strip 25x4 mm size connected by means of bolts, nuts, check nuts and washer of galvanized iron or steel, provision of 15 mm dia GI pipe medium grade for protection of G1 earth wire and 20mm dia GI pipe medium grade for watering arrangement and PCC (1:3:6) , type CI chamber. MS funnel, wire gauge. 50 mm thick RCC 1:2:4, type B1 earth pit cover with 6 Nos. 8 mm dia high strength deformed steel TMT bars on both ways including necessary excavation in any type of soil, returning, filling in, removal of surplus soil to distance n exc 50 mtr, provision of charcoal and salt complete all as shown in electrical plate No 3 of schedule Part-I. Note: (i) Cost of GI earth wire and GI protection pipe upto 7.5mtr length shall be deemed to be included in the rate quoted for this item.(ii) The unit rate shall also includes for Wire mesh, funnel, excavation, returninng & filling, PCC chamber pit, RCC cover & test point.(iii) PCC pit shall be provided at least 500mm away from the earth pit and not just on the earth pit.(iv) All accessories required for galvanised steel plate electrode required, as specified and as directed.

M&L for taking out existing centrifugal pump of capacity 170/ 165 Hp for servicing ( as per manufacture instructions) by disconnecting motor and pump set, pipe line and removing of all parts like bearing, bushes, impeller, shaft etc cleaning all rusted surfaces and scales formed inside/out side pumpset etc cleaning, oiling, greasing at proper places and re-fixing with oil paper packing in position, duly aligned with motor with all serviceable parts incl painting with one coat of anti corrosive paint over red oxide primer and writing MES /SM No and testing and commissioning all as directed by Engr-in-charge. Notes:( i) Item requires replacement if any shalle be measured and paid separately under relevent item of this schedule as "Supply only"

All as per item No 169.00 above but for capacity 125 /100 HP complete all as specified and as directed by Engr-in-Charge.

Supply only stainless steel shaft for pumpset of capacity 170/165 HP complete all as specified and as directed by Engr-in-Charge

Supply only stainless steel shaft as per sample for pumpset of capacity 125/100 HP complete all as specified and as directed by Engr-in-Charge

Supply only shaft sleeves of model No-UP150/45 with check nuts (Br) for 170/ 165 HP pump set complete all as specified and as directed by Engr-in-Charge.

Supply only shaft sleeves of with check nuts (Br) for 125/100 HP pump set Model DSM 125/40 complete all as specified and as directed by Engr-in-Charge

Supply only ball bearing for centrifugal pump of capacity 100/125/165/170 HP complete all as specified and as directed by Engr-in-Charge

Supply only 165HP/132KW pump impellor Gun metal model No. UP 150/45- 29 part , impellor part code No. 15900 complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement pressure gauge suitable for 125HP/100HP pump of pressure 0-150 Kg/Sq CM rating for suction pipe/ Discharge pipe complete with connected pipe and stop cock of suitable size complete all as specified and as directed by Engr-in-Charge

Supply and fix in replacement pressure gauge suitable for 165HP/170HP pump of pressure 0-250 Kg/Sq CM rating for suction pipe/ Discharge pipe complete with connected pipe and stop cock of suitable size complete all as specified and as directed by Engr-in-Charge

M & L for graphite gland packing, suitable for sluice valves or pump sets, fixed in position including taking down unserviceable gland packing as per site requirement etc complete all as specified and as directed by Engr-in-Charge

M&L for dismantling defective centrifugal / monoblock /submersible monoblock pump of capacity 10/15 HP and shifting from installation to civil work shop for repairing and replacement of following spares including transportation charges,re-assembling and re-installation at site,testing and commissioning all as directed by the Engineer-in- Charge. (i) Impeller -01 No (ii) Gun metal bush -01 No (iii) Complete gasket set (iv) Remetalling grinding polishing of shaft -01 No (v) Gland packing -01 No (vi) Primary cock -01 No (vii) Nuts,bolts and washers of required size as directed (viii) Stud -02 Nos Note : Necessary gate pass and voucher from OEM authorised workshop shall be submitted alongwith RAR/FB for payment duly endorsed by Engr-in-Charge and Contractor

All as per srl item No 123 above but capacity of 20/30 HP complete all as specified and as directed by Engr-in-Charge

Supply and fix inreplacement of rubber star cupling suitalbe for 10/15/20/30 HP capacity pump set complete all as specified and as directed by Engr-in-Charge

M&L to carry out periodical repair / maint of RO filtration plant of capacity 1000 ltrs per hour for its smooth functioning comprising the following equipments / plants including replacement of filter media, carbon media, membrane and micro filter etc including cleaning of 04 Nos PVC service tanks of 5000 ltr capacity each, and testing on completion for leakage to the entire satisfaction of Engr-in-Charge all as specified and directed Note:- The cost of parts / items to be replaced shall be measured and paid for separately under relevant items of this schedule here-in-after as supply only and cost of fixing charges including replacement of small parts such as screws, nut bolt and washers etc., are deemed to be included in this item

Supply only for different size of filter media capacity 1000 LPH operating pressure 3.0 Kg/cm2 complete all as specified and as directed by Engr-in-Charge

Supply only for different size of activated carbon media/ sand media (ASF/MSF) of capacity 1000 LPH" operating pressure 2.5 Kg/cm2, type of media Activated Carbon 900IV, Micron rating-10/5 Micron complete all as specified and as directed by Engr-in-Charge

Supply only Membrane of size 2x500 of capacity 1000 ltrs/hr as per existing filter in RO Plant along with rubber ring complete complete all as specified and as directed by Engr-in-Charge

S&F in replacement membrane of size 1x2000 and 1x1000 of capacity 3000ltrs/hr as per existing filter in RO Plant along with rubber ring complete all as specified and as directed by Engr-in-Charge

Supply only Micro filter for 1000 LPH RO plant complete all as specified and as directed by Engr-in-Charge

M&L for repair only 50mm bore sluice valves / NRV and re-fixing the same in its original position / location with flanged ends including necessary cleaning, resetting & minor repairs for its smooth functioning complete all as specified and as directed by Engr-in-Charge

All as per item No 84.00 above but 80mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 84.00 above but 100mm bore complete all as specified and as directed by Engr-in-Charge

M & L for re-packing stuffing box of sluice valve spindle including taking apart and reassembling of 50mm bore complete all as specified and as directed by Engr-in-Charge-

All as per item No 87.00 above but 80mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 87.00 above but 100mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 87.00 above but 150mm bore complete all as specified and as directed by Engr-in-Charge

Supply only union socket GI medium grade of following sizes :-

20mm dia

25mm dia

40mm dia

50mm dia

80mm dia

100mm dia

Supply only socket GI medium grade of following sizes :-

20mm dia

25mm dia

40mm dia

50mm dia

80mm dia

100mm dia

Supply only GI Nipple 6" long of following sizes :-

20mm dia

25mm dia

40mm dia

50mm dia

80mm dia

100mm dia

Supply only GI Tee Reducers medium grade of following sizes :-

M & L for grass cutting with the help of Petrol Grass cutting machine all around the installation of NCN Sub station, NTS Pump House, NTS Power House, NTS Sub station complete all as specified and as directed by Engr-in-Charge Note: (i) The grass cutting machine shall be provided by the Contractor. (ii) The rate is deemed to include cost towards tools, fuel and transportation required

M&L for fixing in replacment Notice board 2 feet by 1 feet using half mm thick foam sheet including writing emergency contact name and Number on board , notice board shall be printed in red color only and letters are white color minimum 76 letters and maximum 90 letters and fixing with revet or screw all as specified and directed by Engr-in-Charge Note : Sample copy shall be collected from site with details all as specified

S & F in replacement of star delta starter suaitable for 20 to 30 HP monoblock centrifugal pump including all connections and additional wiring etc complete all as specified and as directed by Engr-in-Charge

S & F in replacement of star delta starter suaitable for 10 to 15 HP monoblock centrifugal pump including all connections and additional wiring etc complete all as specified and as directed by Engr-in-Charge

S&F in replacement of Gun Metal Foot valve 50 mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 99.00 above but 80mm bore complete all as specified and as directed by Engr-in-Charge

All as per item No 99.00 above but 150mm bore complete all as specified and as directed by Engr-in-Charge

S&F in replacement cable PVC insulated sheathed, unarmoured, flat submersible water proof with stranded copper conductor 1100 V grade of size 3 core 6 Sq mm complete all as specified and as directed by Engr-in-Charge

S&F in replacement cable PVC insulated sheathed, unarmoured, flat submersible water proof with stranded copper conductor 1100 V grade of size 3 core 16 Sqmm complete all as specified and as directed by Engr-in-Charge

S&F in replacement cable PVC insulated sheathed, unarmoured, flat submersible water proof with stranded copper conductor 1100 V grade of size 3 core 35 Sqmm complete all as specified and as directed by Engr-in-Charge

Supply and fix indigation LED lights of RYB 415V 50Hz complete all as specified and as directed by Engr-in-Charge

M& L preparation of old surface of motor of any capacity and applying one coat of synthetic enamel paint by using spraying gun installed at Chouldari dam pump house, Porthrapur filteration plant, NTS Pump house including writing of MES/SM No with white paint complete all as specified and as directed by Engr-in-Charge

Supply and fix in repairs GI Flange of 100mm bore with suitable size nuts and bolts complete all as directed by Engr-in-Charge

M&L for opening top of 10,000 LPH capacity pressure filter Horizontal type, unloading the filter media from the pressure filter e.g sand, gravells (diferent sizes) takings out carefully strainer (Push/Thread) from inside bed plate, cleaning the inside chamber disposal of sand/gravels within 100 meter radious from the existing filter plant and closing the top manholes with new gasket seal after charging of all filter media complete all as directed by Engineer-in-Charge. Note:- The rated qoute deemed to be included in following:- (1) Supply and fix PVC strainer 8/10 mm dia as per existing size & shape for pressure filter (2) Supply & changing of new filter sand layer by layer as per existing designed layer to the pressure filters at different location (3) Supply & loading the new graded gravels of different size inside the pressure filters at per existing designing. (a) Gravel of size 1" x 3/4" (b) Gravel of size 3/4" x 1/2" (c) Gravels of size 1/2" x 1/4" (4) M & L for painting properly with two coats of aluminium paint on including writing of date of cleaning and Cap. of vessel ( each size of letter should be 30 CM) on the surfaces of filter complete as & where directed by Engr-in-Charge

M&L for disconnection electrical connection of pressure pump of RO Plant capacity 7.5HP/5.5KW and taking out complate assembly with electric motor, transporting to workshop and testiing the complete and refixing with new nuts, bolts & washers and same as fitting the existing position and commissioning, testing for soomth running condition all as directed by Engineer -in-charge Note : Necessary gate pass and voucher from OEM authorised workshop shall be submitted alongwith RAR/FB for payment duly endorsed by Engr-in-Charge and Contractor

Repair / Replacement filter for 5000ltrs/hr capacity RO plant of existing make & model along with all connected accessories such as rubber ring etc complete all as specified and as directed.

Repair/replacement of micron filter of existing size, capacity 5000 ltrs/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 5000 LPH media Dual-sand and anthracite including suitable filter media complete all as specified and as directed.

Supply and fix in replacement of Activated carbon filter (ASF) 5000 LPH media Activated Carbon of existing make and model , including suitable filter media complete all as specified and as directed.

M&L 10mm thick cement plastering in cement mortar 1:6 on brick work or concrete surfaces finished even & smooth without using extra cement complete all as specified and directed

M&L for preparation of old painted surfaces of steel and ironetc of any description not exceeding 10 cm in width or girth including and applying two coats of synthetic enamel paint over a one coat of red oxide primer complete all as specified and directed.

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, levelling watering and well ramming in layers n.exc.25cm in any type of soil all as specified and as directed.

Removing excavated material 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

Demolition of precast block masnory walls built in cement mortar complete all as specified and directed.

M&L for precast cement concrete solid block masonry exc 10cm in width type C1, 1:3:6 (using 20mm stone aggregate ) set in CM (1:6) complete all as specified and as directed by Engr-in-Charge

M&L for rendering 10mm thick in CM (1:6) on fair faces of concrete internal wall surface finished even and smooth (without using extra cement) complete all as specified and as directed by Engr-in-Charge

M&L for providing plain cement concrete Type B1 1:2:4 (using 20mm graded aggregate ) as in coping, bedplates, valve chambers etc all as specified and directed.

M&L rendering 15mm thick in CM (1:4) on fair face of concrete external wall surfaces finished even and smooth (using extra cement)

M/s Harjas Construction & Waterproofing Co

SB ENTERPRISE