REPAIR / MAINTENANCE OF PUMP SETS, MOTOR, FILTRATION PLANT, CHLORINE DOZING SYSTEM, RO PLANT, CLEANING OF SINTEX TANK, GI PIPE LINE AND CONNECTED WORKS OF PROTHRAPUR FILTRATION PLANT, CHOULDHARI DAM, MTS, NAD MARCOS UNDER AGE E/M II AT

Amount

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 complete all as specified and as directed Notes: (i) Items need to be replaced if found unserviceable and the same will be measured and paid separately. (ii) Spares will be measured and paid seperately.

All as per item No 01 above but for capacity 125 /100 HP.

Supply only stainless steel shaft as per existing model for pump set of capacity 170/165 HP complete all as specified and as directed

Supply only stainless steel shaft as per existing model for pump set of capacity 125/100 HP complete all as specified and as directed

Supply only shaft sleeve UP 150/45 for 170/ 165 HP pump set complete all as specified and as directed.

Supply only shaft sleeve DSM 125/40 for 100/125 HP pump set complete all as specified and as directed.

Supply only ball bearing No 6309 for centrifugal pump of capacity 100/125/165/170 HP complete all as specified and as directed.

Supply only 165HP/132KW pump impellor for pump of DSM model No. UP 150/45- 29 Part , impellor Part code No. 15900 all as specified and directed

Supply only wear ring UP 150/45 for 170/ 165 HP and DSM 125/40 for 100/125 HP pump set complete all as specified and as directed..

Supply only Latern ring UP 150/45 for 170/ 165 HP / DSM 125/40 for 100/125 HP pump set complete all as specified and as directed. .

Supply only gasket UP 150/45 for 170/ 165 HP/DSM 125/40 for 100/125 HP pump set .

Supply only water deflactor UP 150/45 for 170/ 165 HP/DSM 125/40 for 100/125 HP pump set complete all as specified and as directed.

Supply only Air went UP 150/45 for 170/ 165 HP/DSM 125/40 for 100/125 HP pump set complete all as specified and as directed.

Disconnecting and taking out Monoblock /Centrifugal/submersible motor and pump Upto 7.5 HP capacity, disconnecting water pipe line and electric supply connections shifting the pump set to local workshop for servicing, repairing aligning the motor in proper position and painting with one coat of anti corrosive paint over red oxide primer and testing and commissioning for smooth running condition complete all as specified and as directed.

All as per item No 14 above but of pump capacity 15 HP

All as per item No 14 above but of pump capacity 125 HP

All as per item No 14 above but of pump capacity 165/170 HP

Dismantling and taking out the existing monoblock / centrifugal/ Submersible type pump set, 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 smoothen by 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 complete all as directed for the following capacity :-

Upto 7.5 HP pump set

15 HP pump set

125 HP pump set

170HP pump set

S&F in replacement of rubber coupling (spider type) L-276 / L-100 suitable for 170/125/100 HP pump sets complete all as specified and as directed

M&L for replacement of 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 syntheic enamelled paint complete all as specified and as directed

M&L for 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

S & F in replacement of fully automatic star delta (FASD) with `D' range contractor & robusta ( F range) LRID OLR & Electronic star delta timer starter in sheet steel enclosure suitable for 5.5 kw/7.5 HP pumpset 3 phase AC 415 Volts 50Hz CAT Part No BE3-D1735-312 rating 5.5-8 Amps complete all as specified and directed

S&F in replacement MN 5 thermal overlaod realy with start & off / reset Cat No SS94137 Oredering suffix OOKO range 66 - 110 A for 100/125 HP Pump complete all as specified and directed

S&F in replacement electronic timer - series micon 225 star delta Supply 240-415 VAC, 50/60 Hz Tolerance -20% to +10% Contact 5A @ 240VAC/28 VDC, Time (Ts) 3s to 120s PAUSE time - 60ms, 90ms, 120ms, 150ms three phase of capacity 100/125 HP Pump complete all as specified and directed

S & F in replacement of (DOL) starter timer starter in sheet steel enclosure suitable for 5.5 kw/7.5 HP capacity complete all as specified and directed

S&F in replacement of flanged Non return valve synthetic ball type, cast iron body, PN 1.6,conforming with IS provision of 3mm thick rubber gasket on both sides of the flanges, bolts and nuts for 100mm dia pipe complete complete all as specified and directed

All as per item No 26.00 above but 150mm dia

All as per item No 26.00 above but 200mm dia

S&F in replacement of foot valve 200mm cast iron body conforming to IS fitted in position including rubber / leather gasket, nuts & bolts and washers with synthetic metal ball complete all as specified and directed

M & L for dismantling and assembling after re-setting / repairs of Fulcrum Units / Flow Meters / Loss of Head Meters etc including replacement of unserviceable Spares as required and suitable for the existing make for the efficient functioning complete all as specified and directed.

M&L 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, 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 coats of synthetic enamel paint Black /smoke grey colour/shade over a coat of red oxide primer complete all as specified and directed

M&L for preparation of old painted surfaces of steel and iron, pipes/angles/channels etc of any description not exceeding 10 cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

S&F in replacement of flanged type Sluice valve 150mm bore, hand wheel operated CI Body with SS spindle PN-1.6 rating, IS-14846 complete all as specified and directed

All as per item No 31 above but 200mm dia

All as per item No 31 above but 350mm dia

S&F in replacement of air release valve 100 mm dia double acting with two air outlet kinectic design with isolating valve as per IS 14845 with ISI marked including dismantling of unserviceable air release valve for CI/DI pipe line and including all material as required at site for fixing/jointing all as specified and as directed:-

All as per item No 34 above but 150mm dia

Supply only Gland packing of thickness12.5 mm complete all as specified and directed

All as per item No 36 above but 14mm thickness

M&L in repairs gland packing of size 10mm dia fixed with including, changing of rusted bolts and nuts replace with new one and clean full surface body with brush and re-fixing the same in its original position with flanged ends including necessary cleaning, resetting & minor repairs for its smooth functioning complete all as specified and as directed.

All as per item No 38.00 above but 150mm dia

All as per item No 38.00 above but 200mm dia

All as per item No 38.00 above but 250mm dia

All as per item No 38.00 above but 350mm dia

All as per item No 38.00 above but 400mm dia

M&L to carry out periodical repair / maint of RO filtration plant of capacity 3000/1000 ltrs per hour for its smooth functioning including replacement parts and cleaning of 04 Nos PVC service tanks of 5000 ltr capacity each, and testing complete all as specified and as directed Note:- (i) The cost of parts / items to be replaced shall be measured and paid separately under relevant items of this schedule as supply only (ii) cost of fixing charges, taking down, refixing 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 of capacity 3000 LPH operating pressure 3.0 Kg/Sqcm complete all as specified and as directed.

Supply only for different size of filter media capacity 1000 LPH operating pressure 3.0 Kg/Sqcm complete all as specified and as directed.

Supply only for different size of activated carbon media / Sand media (ACM/SFM) of capacity 3000 LPH, operating pressure 2.5 Kg/Sqcm , activated carbon 900IV, Micron rating-10/5 Micron complete all as specified and as directed.

Supply only for different size of activated carbon media/ sand media (ACM/SFM) of capacity 1000 LPH" operating pressure 2.5 Kg/Sqcm , Activated Carbon 900IV, Micron rating-10/5 Micron complete all as specified and as directed.

S&F in replacement of membrane of size 2x500 of capacity 1000 ltrs/hr as per existing filter in RO Plant along with rubber ring complete all as specified and as directed.

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

Supply only Micro filter for 1000 LPH RO plant complete all as specified and as directed.

Disconnecting the 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 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 complete all as specified and as directed.

S&F in replacement of filter 4x30", capacity 3000 ltrs / hr as per existing filter in RO plant along with rubber ring complete all as specified and as directed.

S&F in replacement of micron filter of size 2.5x30", capacity 3000 ltrs/hr as per existing filter in RO plant along with rubber ring complete all as specified and as directed.

S&F in replacement of 200mm bore MS ERW pipe heavy duty 3Mtr length with reducer for suitable size/ as site requirement, 2 Nos of flange heavy duty both side including bend / reducer for suitable size welding with flange heavy duty, cutting/welding with smooth finish including nut bolts, washer and gaskete for suitable size including applying two coats of synthetic enamel paint over a coat of metal primer testing complete all suction / delivery pipes all as specified and as directed.

S&F Header of size 300mm bore MS ERW pipe heavy duty 5Mtr length with reducer for suitable size/ as site requirement, 2 Nos of flange heavy connecting Y Joint (Motor delivery to header) and header pipe connect with Supply line duty both side cutting/welding with smooth finish including nut bolts, washer and gaskete for suitable size including applying two coats of synthetic enamel paint over a coat of metal primer testing complete all suction / delivery pipes all as specified and as directed.

S&F in replacement of reducer eccentric type 200 x 150 mm heavy duty, pressure rating 2A PN 16 bar, including nut bolts, washer and gaskete for suitable size complete all as specified and as directed.

M & L in replacement of MS coupling with ( spider type) L-276 suitable for 165 HP pump sets complete all as specified and as directed.

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 lines with all fittings/fixtures from trenches incl supply and laying of GI tubing 20mm/25mm bore up to 1mtr length (max)incl necessary cutting threading and replacement of u/s GI fittings such as GI socket/Nipple/union socket ,Tee ,Reducer etc of size 20mm/25mm incl necessary excavation and earth work up to 1mtr length to repair the leakage/clearing blockage in the pipe line and testing on completion of entire work etc complete all as specified and as directed Note: cost of replacement of u/s GI fittings such as socket, nipple, union, tee, reducer etc shall be included in this item

All as per item No 59 above but size 40/50mm bore GI pipe line complete all as specified and as directed

All as per item No 59 above but size 80/100mm bore GI pipe line complete all as specified and as directed

S & F Copper cable single core 70 Sqmm PVC Insulated & PVC Sheathed Industrial Cable for Centrifugal Pump Motors 1100 volts,including copper lugs and nuts,bolts etc. complete all as specified and directed

M&L for servicing of Alum gear box by replacing unserviceable parts suach as oil seal, gear oil coupling bush, servicing dozing machanism and rusted bolt nuts all as specified and directed

M&L for servicing of Lime gear box by replacing unserviceable parts suach as oil seal, gear oil coupling bush, greasing on chain & chian sprocket, servicing driven paddle agitator with mechanism support drum vertical shaft & replace with new parts and rusted bolt nuts all as specified and directed

M&L for detecting and repairing leakage in CI/DI pipe lines of size 150/100/80mm 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 150/100/80mm bore in trenches or placing on existion pillers /supports as directed to perform the following activities :-

Excavation and earth work in soil / mud by using machinery/labour to suitable lrngth (Appx 10 mtrs) and forming bund with excavated soil to avoid sea / row water entering into the working area including pumping/bailing out water by using portable desal engine driven pump set.

Cutting of CI / DI pipe of size 150/100/80mm bore after through inspetion for the damaged pipe line including disconnecting / dismentling.

Taking out CI/DI pipewith CI/DI specials after removing from joints/burning out joints and removing lead at both ends with the help of hydraulic crane other machinery and keeping aside for further disposal.

Cutting of new pipe into pieces as per rquirement and laying using machinery.

Alinging the pipe line as per site condition, in setting the CI Collar suitable for 150/100/80mm bore CI/DI pipe.

Attending repair work within the minimum time frame / period as specified and as directed by Engr-in-Charge / GE

Notes for the Items No 65 above:- (a) The unit rate is deemed to include cost of tools and plants and transprtation required for attending the repair work (b) Supply only CI/DI pipe shall be measured & paid for seperately under relevant item of this schedule (c) Extra soil required for refilling /making bunds to prevent water entering into the work place shall be deemed to include in the unit rate.(d) Specials / rubber or fiber/ lead joints shal be measured and paid for seperately under relevent items of this schedule (e) 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 effected from contractor.

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.

Returning, filling in using excavated soil, including spreading, levelling watering and well ramming in layers n.exc.25cm in any type of soil all as specified and as directed.

Removing surplus soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above starting point complete all as specified and as directed

S&F in replacement of GI tubes medium grade galvanized with all fittings laid in trenches/fixed on wall/on roof including taking down of old unserviceable GI tubing etc of the folloing sizes :-

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-7 in any length, laid in trenches including taking down old unserviceable GI/CI pipe of following sizes :-

80mm bore

100mm bore

150mm bore

Supply and fixing in replacement Gun Metal, globe or gate valves with iron wheel head, screwed both ends and fixed of the following sizes complete all as specified and as directed

20mm bore

25mm bore

40mm bore

50mm bore

80/100 mm bore

Supply and fix in replacement of flanged type Sluice valve hand wheel operated CI Body with SS spindle PN-1.0 rating, IS-14846 of following size complete all as specified and as directed:-

80mm bore

100mm bore

150mm bore

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 complete all as specified and as directed

S&F in replacement of joint with rubber or fiber board gasket (flange joints) suitable for flanged pipes and fittings of the following sizes complete all as specified and as directed :-

80mm bore

100mm bore

150mm bore

S&F Gland packing 10/12.5mm dia / thick for sluice valve / pumps complete all as specified and as directed

S&F in replacement of run lead joint suitable for spigot and socket pipes and fittings for CI / DI pipe of the following size as specified and directed

80mm bore

100mm bore

150mm bore

S&F in replacement of tyton joint suitable for spigot and socket pipes and fittings for CI / DI of the following size all as specified and directed

80 mm dia

100 mm dia

150 mm dia

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-210 gms /25mm - 455 gm ) all as specified and directed:-

20mm bore

25mm bore

S&F in replacement of rotational moulded polyetheylene (HDPE) Water Tanks, Cylindrical & Vertical Type, double layered, ISI marked, hoisted and fixed in position including provision of 40mm / 25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed of following capacities :-

500 Ltr capacity

1000 Ltr capacity

5000 Ltr capacity

Cleaning of service tanks installed on roofs of multistoryed buildings at various places by emptying the tanks, removing scale, dirt and all other foreign materials deposited 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, Checking and removing Airlock if any on next day after cleaning of the tank, cleaning of vegetation, etc, on surrounding RCC slab where the tank is resting and writing on the tank the date of cleaning, capacity of tank, etc, with synthetic enamel paint of 10 cm high and 6 cm width letters in white color, over a black background of size 450mm x 300mm complete all as specified and directed for the service tanks of capacity as shown below :- Notes :- Rate quoted is deemed to be including the following :- (a) Maintenance of Register with details of tanks cleaned with building No, and provisions of signature of Users, JE, AGE, Contractor & Remarks. (b) Sample testing by NABL Accredited Laboratory for Microbial parameters of water of two tanks for each Area / Location as decided by GE before and after cleaning of tank.

Tanks of capacity exc 500 Ltrs and not exc 750 Ltrs

Tanks of capacity exc 750 Ltrs and not exc 2000 Ltrs

Tanks of capacity exc 2000 Ltrs and not exc 5000 Ltrs

Dismantling the broken valve chamber of size 1.50 x 1.50 x 1 mtr and provision of new valve chamber with brick in cement mortar 1:6 , with PCC 1:3:6 type C2 sub base plaster internally and exposed external surface in cement mortar 1:4 (15 mm thick and provision of valve chamber cover made out of MS sheet 3.15 mm thick welded on angle iron grames 40 x 40 x 5 mm made out to size 1.50 x 1.50 in double door type with hinges with locking arrangement duly painted with 2 coat of synthetic enamel paint over a coat of red oxide primer all as directed including removing u/s chamber cover complete all as specified and as directed.

M&L providing cement concrete TypeB1 1:2:4 using 20mm graded stone aggregate as in coping, bedplates, etc. all as specified and directed.

Cleaning and replacement of filter media in filtration plant situated at NAD area under GE Minniebay by removing old filter media with bleaching powder slurry and clear water including discarding of unusable filter media and disposing off same to a distance exc 500m and n exc 1km,scraping the internal surfaces of filter tank with wire brush, cleaning with bleaching powder slurry, cleaning with fresh water and refilling up of cleaned filter media alongwith new filter media as described in layers as per existing filter bed complete all as specified and directed. Note:- (i) Contractor shall visit the site before qouting the rate / before ordering purchase order (ii) Supply of new filter media shall be measured and paid separately under relevant item of this schedule

Supply only filter media of size 1/8 to 1/6 to 1/32 inch complete (brought from mainland) in layers as per existing filtration plant for balancing the retrieved media from item No 83 all as specified and directed. Note:- (i) The filter media shall be provided to match with the existing one of each filter tank and as per sample available at NAD Filter plant (ii) Contractor shall visit the site before qouting the rate / before ordering purchase order

M&L for Painting to external surface of Pressure Filter Plant unit including connected pipes, valves etc.(size 1.5 Mtr Dia & 3. Mtr Hight) in NAD with two coat of synthetic enamel paint of sky blue colour/shade duly preparing the existing painted surface of size 150mm dia etc complete all as specified and as directed

Cleaning of RCC Semi under ground sump/suction gallery of following capacity situated at NAD,DAD , NTS & MARCOAS and other places 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 written 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 to Engineer-in-charge for records. (ii) Sample testing of every UG sumps water before and after cleaning from auth Govt agency shall be submitted to Engr-in-Charge.

Semi underground sump of capacity 20000 gallons at NTS Filtaration plant

Semi underground sump of capacity 15000 gallons at NAD Filtration plant

Over Head reservoir of capacity 6600 gallons at NTS & NAD

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