CA NO. GE AF NO.1/GUR-84/2025-26 REPAIR/ MAINT OF SEWAGE TREATMENT PLANT, 200 KLD 250 KLD, SEWAGE SUPPLY LINE AT 13 BRD 16BRD AND OTHER CONNECTED WKS AT AF STN PALAM UNDER GE (AF) GURGAON NO-01

Schedule-A

Desludging the following existing chambers and getting out the mud, sulphates & grit through sucking super soccer machine and depositing to a distance exceeding 1.5 KM out side defence land and washing with clean water and bleaching powder after cleaning with wire brush in side area properlly and applying two coats of white wash on walls and floor of sump complete all as as specified and as directed by Engr-in-charge. and reuse for proper functioning complete all as specified and as directed. Note: Pumping out sludge water from MBBR tank by using diesel engine operated pump is to be arranged by contractor. Note-cleaning shall be carried out in every 03 Months total 03 times during the contract (a) Sewage well

Filter Feed tank

MBBR tank

Tube Settler Tank

Chlorine tank

Treated water tank

Collection tank (04 Nos)

Screen Chamber

Oil and grease Chamber (3 m3)

S&F of air diffuser rod type at least 1mt long with rubber coating and SS mouth diffuser and SS clamps after removing water & sludge from equalizer tank & MBBR tank, complete all as specified and directed. Note :- Contractor shall make alternative arrangement to meet the sewage disposal during the the desluding period. The rates quoted shall be deemed to inclusive of such arragement and no extra payment will be done on this account.

M&L for Cleaning & Replacement of unserviseble sand media from upper layer of sludge drying beds, and filling with clean and fine river sand complete all as specified and as directed.

Supply only Bio Culture complete all as specified and as directed by Engr-in-Charge.

Supply only liquid chlorine all as specified and as directed by Engineer -in-charge.

Removal of MBBR media from MBBR tank, Tube settler media from tube settler tank, Filter media for DMF and ACF filters and reloading the same after cleaning.

Supply and pouring Bio media made of plastic black in colour of superior quality and UV stable and corrugated shape in MBBR-1 & MBBR-2 tanks as directed by Engr-in-charge.

Material for replacement of quartz silica sand 32-64 grade complete all as specified and directed by Engr-in-charge.

Material for replacement of quartz silica sand 16-32 grade complete all as specified and directed by Engr-in-charge.

Material for replacement of quartz silica sand 8-16 grade complete all as specified and directed by Engr-in-charge.

Material and labour for lifting, cleaning and refixing of square or rectangular air grids for aeration in Equilization tank, MBBR Tank I and II to ensure fine bubbles dispersion and as directed by Engr-in-Charge.

M & L for installing electrical timer in existing electrical LT panel for air blower for auto working with inter-locking system between both air blowers. Time setting between both blower in manual way and including all accessories. complete all as directed by Engineer-in-charge

M&L for taking out old sand media of any size and shape from the sand media filter and filling the new sand media as per matching the existing size and shape for STP installed at 13 BRD and testing of filter after changed the media as Complete all as specified and as directed by the Engineer-in-charge.

M&L for taking out old activated carbon media of activated carbon filter of any size and shape and filling the new actvated carbon media as per matching to existing size and shape complete all as specified and as directed by Engineer-in-charge.

M & L for servicing of air blower with positive displacement type twin lube root blower with Motor of Various capacities, including Opening the blower motor blower shaft and shaft Key ways, shaft holes etc and replacing the gland packing, gland nuts, topping up engine lubrication oil and coupling as per existing size including re-fixing the same to the original position and commissioning testing complete as directed by Engineer-in-charge. Note- If it is required air blowing compressor by transporting it to and from the workshop the cost will be included.

M&L for replacement of compressor oil (Medium Grade)as per existing grade.

Supply & Fix in replacement of belt for driving the air compressor as per existing type complete all as specified and as directed by Engineer-in- charge.

Supply & Fix in replacement of pulley for driving the air compressor as per existing type complete all as specified and as directed by Engineer-in- charge.

M&L for taking out sewage submersible pump set of capacity upto 12.5HP from main sewage collection sump and repair of same( Like-pump impeller-01 Nos,inner and outer rotor-01 set,bushing-01 set )including replacement of all unserviceable spares making it serviceable and testing the same. After tesitng lowering the submersible pump set and making connection of pipelines complete all as specified and as directed by Engineer-in-charge. Note :- (i) Any part require replacement shall be measured and paid seperately under below mentioned supply only items. Rate for item required other than below mentioned supply only items shall be included in rate quoted by the contractor for this item.

Supply only 'O' ring complete all as specifed and as directed by Engineer-in-charge.

Supply only mechanical seal complete all as specifed and as directed by Engineer-in-charge.

Supply only water seal complete all as specifed and as directed by Engineer-in-charge.

Supply only bearing for sewage submersible pump set upto 12.5HP complete all as specifed and as directed by Engineer-in-charge.

M&L in repair of Agitator for mixing of Hypo-chlorine powder granules,stainless steel mixing rod,3 phase electric driven motor capacity 0.5 HP,RPM 1410,Frame6071, Gear box, stand for fixing og agitator system on PVC tank Complete job as per sample complete all as specified (Note PVC tank measure separately)

M&L in repair for high pressure single electromagnetic diaphragm type adjustable chemical dozing pump capacity 6 to 10 LPH 230V 50HZ as per existing sample at 3kg/cm2 suitable to doze the NaOCL with accessories including heavy duty Lead Tubing of suitable size,Connecting Nuts,Injection check valve,clay weight,and connecting Ferrules with mounting arrangement and complete with foot valve,Non return valve,suction piping and delivery piping complete all as specified and directed by Engr-in-charge.

Supply & Fix in replacement of existing flexible suction/ delivery pipe for chlorination system complete all as specified and as directed by Engineer-in-charge.

Supply & Fix in replacement of pre air filter as per matching to existing type complete all as specified and as directed by Engineer-in-charge.

M&L for complete rewinding of electric motor with super enameled copper wire of superior quality as per existing gauge including vanishing, insulating material complete all as directed and greasing, oiling etc and including reassembling fixing in position making connection testing, commissioning & transporting complete. Note :- rewinding shall be done with gurantee during the contract period. Any defects after rewinding shall be rectified by the contractor at his own expanses.

Supply & Fix in replacement of bearing for centrifugal /monoblock pump sets of any size complete as per matching to existing. Make: SKF/NBC/TATA

Taking out the centrifugal pump set from squirrel cage induction motor capacity up to 50 HP, 1450RPM from foundation with the help of special tools, opening the pump completely and grinding/polishing the pump shaft, replacing all defective parts if any (except bearings, impeller, bush & shaft) of existing size, gasket packing, etc., complete overhauling and re-assembling, testing and commissioning, all as specified and directed.

Supply & Fix in replacement of bearing for squirrel cage induction motor upto 50 HP of any size complete as per matching to existing. Make: SKF/NBC/TATA

Supply & Fix in replacement of shaft for centrifugal pump set of capacity upto 50 HP of any size complete as per matching to existing.

Supply & Fix in replacement of long & short bush for centrifugal pump set of capacity upto 50 HP of any size complete as per matching to existing.

Supply & Fix in replacement of impeller for centrifugal pump set of capacity upto 50 HP of any size complete as per matching to existing.

Supply in replacement of coupling hub suitable for single/multi stage centrifugal pump set of capacity upto 50 HP complete with all plates, nuts, bolts and connected accessories. Make of pumps :- Kirloskar

Taking out centrifugal /monoblock pump set, from squirrel cage induction motor capacity upto 15HP, 1450RPM from foundation with the help of special tools, opening the pump completely complete all as specified and directed.

Supply & Fix in replacement of shaft for centrifugal pump set of capacity upto 15 HP of any size complete as per matching to existing.

Supply & Fix in replacement of long & short bush for centrifugal pump set of capacity upto 15 HP of any size complete as per matching to existing.

Supply & Fix in replacement of impeller for centrifugal pump set of capacity upto 15 HP of any size complete as per matching to existing.

Taking out sewage pump set of capacity upto 10 HP from foundation with the help of special tools, opening the pump comletely all as specified and directed.

Supply and replacement of flexible coupling for motor pump set upto 10 HP as per sample.

Supply in replacement of coupling hub suitable for single/multi stage centrifugal pump set of capacity upto 10 HP complete with all plates, nuts, bolts and connected accessories. Make of pumps :- Kirloskar

Supply & Fix in replacement of foot valve with stainer of size 150mm in suction pipeline complete all as specified and as directed by Engineer-in-charge

Supply only Calcium based, high strength chlorination chemical for water disinfectant in granular form in factory sealed HDPE container (45/50 Kg each ) , chlorine concentration leve 70% and delivered at various water installation under AGE E/M (AF) Palam complete all as specified and as directed. ( Make :" ALTOCH-GP" of Declibac or equivalent make as approved by GE)

Supply & Fix replacement of Power contactor MNX type MNX-25 with NO+NC. Make:- L&T/ Havells

Supply & Fix replacement of Power contactor MNX type MNX-32 with NO+NC. Make:- L&T/ Havells

Supply & Fix replacement of Power contactor MNX type MNX-40 with NO+NC. Make:- L&T/ Havells

Supply & Fix replacement of Single phase preventors suitable for equipments installed at different locations .

M&L for Lifting / Tanking out the deffective Non Clogging Sewage Pump Submersible KRTU type and discription/ make any type from sewage sump by lifting Chain Pully etc all as required carefully by disconnecting / dismantling all electic connections, Column Pipe any size 80/100mm etc. and transporting the defectiv pump moter set to AGE E/M yard, lowring the same Pump Moter Set by to the Existing Location including Replacing the( Rubber Packing / Nuts Bolts of the Column Pipes etc )of Suitable size complete all as specified and as directed by Engineer-in-Charge.

Supply & Fix replacement of Overload Relays 06 to 10 Amps for power contactor MNX-25 type. Make:- L&T/ Havells

Supply & Fix replacement of Overload Relays 11 to 15 Amps for power contactor MNX-32 type. Make:- L&T/ Havells

Supply and Fix replacement of Overload Relays 20 to 23 Amps for power contactor MNX-40 type. Make:- L&T/ Havells

T&P and Labour for cleaning of Sludge bed (cake ) by taking out all mud, sludge after scraping from surfaces and making necessary arrangement required for cleaning all as specified and as directed by Engineer-in-charge. (cleaning shall be carried out in every 03 Months total 03 times during the contract)

Supply and Fix in replacement of phase sequence relay. Make:- L&T/ HPL

Supply and Fix replacement of Single Phase Preventor Relay. Make:- L&T/Havells

Supply & Fix in replacement of push button red/ green at per matching to existing type.

M&L for replacement of valve pit cover of MS chequered plate of 6mm thick framed in angle iron 40X40X6mm with hinges, locking arrangement including PCC work for fixing of pit cover complete all as specifed and as directed by Engineer-in-charge.

M&L for disconnecting and removing unserviceable ammeter of any type and capacity and supply and fix Digital ammeter of existing size square type and connecting up complete all as specified and directed Make Havells/L&T.

M&L for disconnecting and removing unserviceable voltmeter of any type and capacity and supply and fix Digital voltmeter of existing size square type and connecting up complete all as specified and directed Make Havells/L&T.

M&L for filling gland doori of size 3/8" for arresting the water leakage for water pumps and sluice valves all as directed by Engg-In-Charge.

M&L for painting with spray gun with two coats of synthetic enameled grey paint over a coat of red oxide primer including preparation of old painted surfaces/ removing old faded/ rust/ cemented material of surface for the all items complete of approved shade for pump sets including base frame, valves, connected pipe lines & LT panels, duct covers of pump houses complete all as directed.

M&L for painting with spray gun with two coats of synthetic enameled grey paint over a coat of red oxide primer including preparation of old painted surfaces/ removing old faded/ rust/ cemented material of surface for the all items complete of approved shade for pump sets including base frame, compressor with motors valves, filter media tanks 02 Nos connected all pipe lines & LT panels of sewage treatment plant installation complete all as directed.

M&L dewatering, cleaning of reservoirs with high pressure jet complete all as directed in six stages cleaning process as under for the following. (i) Dewatering the tank with portable submersible pump set with flow rate of 30,000 ltrs per hr. (ii) Removal of left over dirty water and sludge with special sludge removal pump set having capacity up to 1.7 lakh ltrs per hr. (iii) Cleaning of wall ceiling and floor by high pressure rotary water jet with the help of German equipment which create pressure of 80-120. (iv) Removing of remaining sludge from the floor with the help of industrial vaccum cleaner. (v) Spraying of non toxic biodegraded eco friendly anti bacterial agent certified by a Govt approved lab to disinfect the tank from harmful pathdons.

Under Ground Sump of 10,000 gallons to 50,000 gallons capacity

Service PVC tank of capacity upto 10,000 Ltrs

Supply only in replacement of TDS test meter.

M&L for Cleaing of sewage well of capacity 1 Lakh gallon by getting out the Sludge materials from well & removing the same outside Defance land, cleaning the steps and srounding area properlly complete all as specified and as directed by Engr-in-charge. Note: Contractor shall make the requisite arrangments of, tools and plants, safety equipment for working the sewage installation for desludging the sewage installations and necessery Pump required for dewatering of well by blocking the main line during the cleaning of sewage well.

All as per item No 65 hereinbefore but capacity of sump well 50000 gallon, complete all as specified and as directed by Engineer-in-Charge.

M&L for opening of over head cover of dual media filter of STP with the help of tripot & chain Pully for removing of carbon pabbles & grabels complete all as specified and as directed by Engineer-in-Charge.

M&L for Opening of over head cover of activated carbon filter with the help of tripot & chain polly for removing carbon pabbles & grauels complete all as specified and as directed by Engineer-in-Charge.

S&F in replacement fixing of MS tube epoxy coated air diffuser for smooth airiation of the equilization tank, complete all as specified and as directed by Engineer-in-Charge.

Supply, install, connect, test and commission factory made cubicle type dust and vermin proof LT Feeder Pillar of suitble size outdoor type for STP, made out of 3.15 mm thick CRCA sheet and 50x50x6 mm (ISA- 5050) MS angle frame with hinged cubicle doors with locking arrangement, duly painted with two coats of synthetic enamel paint over a coat of red-oxide primer with seven tank process with twin shutter closing & locking arrangements complete and fixed in PCC 1:2:4 type B-1 using 20 mm graded stone aggregate as in foundation 40 cm above ground level. It should be outdoor type and approved through CPRI . LT Feeder Pillar comprising of the following accessories :-

M&L for mild steel work (structural) (for the purpose of foundation of mono block booster pump, capacity of 25 HP) as in cross arm bracing supports, clamps fabricated from structural steel section including nuts, bolts, washers, welding, bending, drilling holes for bolts in any size or shape as required and one primer coat with red oxide primer one under coat & one finishing coat of black rubber paint complete all as specified and directed by Engr-in-charge

Excavation in trenches in any type of soil i.e. loose/soft not exceeding 1.5 Mtr wide and not exceeding 1.5 Mtr in width and getting out complete all as specified and as directed by Engineer-In-Charge.

All as per item No. 72 above but in hard/dense soil/cutting of road/hard standing/breaking of PCC etc.

Returning, filling and including spreading, leveling and watering and well ramming in layers not exceeding 25 cm to achieve desired compactness as directed by Engineer-In-Charge.

Removing of excavated material/soil to a distance not exceeding 50 Mtrs and depositing at a level not exceeding 1.5 Mtr above the starting point all as directed by Engineer-In-Charge.

M&L for PCC 1:3:6 type C-1 ( using 20 mm graded stone aggregates) for repairing of valve chamber foundation etc including filling in road cuts/ hard standing etc all as specified and as directed.

M&L for brick work in cement mortar 1:4 using sub class 'B' brick straight or curved on plain not exceeding 6M mean radius comlete all as specified.

M&L for 15mm thick cement plaster in CM 1:4 on brick/concrete surface etc finished even and smooth without using extra cement complete all as specified and directed.

Supply, laying, jointing and testing in replacement in trenches, galvanized iron water tubing medium grade including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed for the following sizes :-

80 mm bore.

50 mm bore.

40 mm bore.

25 mm bore.

20 mm bore.

15 mm bore.

Supply, laying, jointing & testing in replacement in trenches cast iron pipes with spigot and socketed ends centrifugally cast (spun cast) class LA suitable for tyton joints complete all as specified and directed by Engineer-in-Charge for the following size:- Note:- Earth work, Joints and CI specials/ fittings of the pipes shall be measured and paid for separately under appropriate item.

100mm bore.

80mm bore.

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) collars, caps and plugs upto 150mm bore pipe complete all as specified and directed.

Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valve with iron wheel head, both ends screwed for iron pipe complete all as specified and directed for following bore of pipes:-

50 mm bore.

40 mm bore.

25 mm bore.

20 mm bore.

15 mm bore.

Supply & Fix in replacement of butterfly valve of size 40mm of body-CI and Disc-Dimatching PN-1.0 to existing shape. Make:- Intervalve/kartar

Supply & Fix in replacement of butterfly valve of size 80mm of body-CI and Disc-DI PN-1.0 matching to existing shape. Make:- Intervalve/kartar

Supply & Fix in replacement of butterfly valve of size 100mm of body-CI and Disc-DI PN-1.0 matching to existing shape. Make:- Intervalve/kartar

Taking out sluice valves & Supply, installation, fixing, jointing and testing in replacement ISI Marked, of approved quality, cast iron sluice valve of class PN-1.6 SS spindle flanged type of size 150mm boreconforming to IS-14846 of 2000 both ends flanged with iron wheel head and stainless steel spindle, long body type, jointed and tested complete all as specified and directed - Make : Kirloskar/SANT

All as per item No.86 above but of size 100mm bore

All as per item No.86 above but of size 80mm bore Note:- (i) As contract is maintenance nature the site will be handed over in pieces as per site availability from users. (ii) Contractor/ contractor rep shall take complaint from MES comlaint cell on every day and these complaints shall be rectified with in 48 Hrs. As water supply/sewage system is of vital nature, If any complaint/ work is not completed with in 24 Hrs that can be get executed from any other agency and cost of the same will be deducted from contractor's dues.

M&L for Run Lead joint for spigot and socketed pipes and fittings of 100 dia bore. Complete all as specified and directed.

Dittto as above item no 89 but 80mm dia.

M&L for rubber gasket joints in flanged end cast iron pipes and fittings complete with and including minimum 3mm thick rubber/fibre gasket and necessary nuts/bolts/washers complete all as specified and directed for following sizes:-

100mm bore.

80mm bore.

M&L for rubber gasket joints in flanged end cast iron pipes and fittings complete with and including minimum 3mm thick rubber/fibre gasket and necessary nuts/bolts/washers complete all as specified and directed for following sizes:-

100mm bore.

80mm bore.

S & Fin replacement of Non return valve size 80 mm dia , including rubber fibre board gasket joint at both ends with nuts , bolts & washers including necessary earth work complete all as specified and directed by Engineer-In-Charge.Make: Kirloskar / Leader/ kartar

S & Fin replacement of Non return valve size 100 mm dia , including rubber fibre board gasket joint at both ends with nuts , bolts & washers including necessary earth work complete all as specified and directed by Engineer-In-Charge.Make: Kirloskar / Leader/ kartar

Repairing of Sluice valve (flange joints & checknuts) and ferrule leakage on site in 80mm to 250mm dia pipe by suitable gasket, nut, bolts, washer etc complete all as directed by Engineer in charge.

M&L for Cutting cast iron pipes and reducing to required length before laying for 100mm dia bore pipe, complete all as specified and directed.

Same all as above item no:- 96, but for 150mm dia pipe.

S&F in replacement GI pipe heavy duty grade for column pipe 80 mm dia with M.S Flange dia heavy duty V cut on both ends of flanges of submersible cable entry and including rubber gasket and 4nos nuts & bolts with suitable sizes and welding as per site requirement.

M&L for welding MS flange on column pipe including making bore for nut bolts and groove cutting in flange for submersible cable run through grooves complete all as specified and directed.

M&L for Development of bore well for improving the yield of bore well and to achieve sand free crystal clear water by means of air compressor not less than 630 CFM capacity by lowering 32 mm dia pipe up to the depth of not less than 260 feet . Development should be continuing by applying air jerk at required intervals. It also includes pouring of chemical to dissolve the compact rust, sand and other sediments. After development and achieving required result pipe and connected items shall be taken out from the bore well and removed sand shall be removed from the pump house building in all respect.

M&L for rectifying leakage of GI pipe line including excavation in mud (not exc 0.7m x0.7mx0.7m) and making arrangement for dewatering by using electric/diesel pump/manual additional labour, taking out existing joint and making joint including providing all GI fittings i.e. socket, tee, elbow , nipples upto 6'' length,GI unions,Reducer (Except GI pipes) complete all as directed for size upto 50mm

M&L for construction of valve chambers with MS cover 6 mm thick of valve pit of size 900x900x900 MM( internal dimensions) including necessary excavation, earth work 150 mm thick PCC 1:4:8 Type D2 as in foundation, PCC 1:2:4 Type B1 in coping plastering 15 mm thick in CM 1:4, and angle iron frame 40x40x6 mm and locking arrangement including painting with coat of synthetic enameled paint over a coat of red oxide primer after preparation of surface complete all as specified and as shown in drawing No CE(AF)/TD/30 dated 11.11.2013 including dismantling of existing valve pit.

Rotational moulded polyethylene 1000 litre water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I complete all as specified and directed

M&L for two coat Synthetic paint over coat of redoxide to exposed CI/GI water pipe lines of header/suction /delivery of borewells/booster pumps any type any make and any size including sluice valves,fittings and non return valves at water supply installations as per specified colour code after cleaning and scraping out old paint including writting /marking complete all as specified and directed .Note : work carried over to Painter

M&L for Painting to electrical equipments steel sections, rolling shutters etc with two coat of synthetic enamel high glow paint Ist grade Over one coat of redoxide including preparation/cleaning of steel surfaces complete all as specified and as directed by Engr-in-charge.

Lifting / taking out the defective submersible pump motor set of any capacity and description / make, at any depth from bore well by lifting tolls , chain pulley etc all as required carefully, by disconnecting / dismantling all electric connections, column pipes of any size 50/80 mm etc and transporting the defective pump motor set to AGE E/M Yard, lowering the new / serviceable submersible pump motor set to the existing location including replacing the rubber packing/ nut bolts of the column pipes etc of suitable size where ever required complete all as specified and directed by Engr-in-charge.

S&F in replacement connection and testing of submersible cable copper conductor 3 core 1100 Volt grade 4 sq mm nominal cross sectional area including disconnecting the old u/s cable complete all as specified and directed by Engr-in-charge.

Testing of Water Samples for Chemical, bacteriological & metal analysis as mentioned below from User end and from the nearest point of OHT tank or as directed by Engineer-in-charge during delivery time for each month complete all as directed. (a) PH (b) Specific Conductivity (c) Free Chloride (CL) (d) Total Harness as Ca CO₃ (e) Iron as (FE) (f) Arsenic (AS) (g) Total dissolved solids (h) Coliform (i) E. Coli (j) Colour (k) Odour (l) Taste (m) Floride (n) TDS (o) Turbidity

Note :- (a) Sample of Water for the above media test are to collected in transparent sterlized container/Jar/bottle (to be arranged by contractor) separately for each test against each pump houses. (Hygienically clean bottles) and proper sealing must be done by contractor. (b) Sample of water to be collected before and after treatment shall be forwarded to Govt Lab approved & NABL accredited Lab for testing within spitulated time frame. No Extra payment will done for transportation charges.

Annual maintenance contract visit for 09 months of RO Plant Capacity 450 Ltr/hr, at 27 ED technical area including servicing, overhauling & repair if any required with replacement of all unserviceable parts complete all as specified and as directed by Engineer-in-charge. Note:- The RO Plant maintained in serviceable condition through out the contract period and any complaint regarding unserviceability of shall be rectified within 48 Hrs. After 48 Hrs panelty @ Rs 2000/ day shall be deducted from contractors dues till rectification of complaint.

(A) Comprehensive AMC for RO Plant & its Equipment Capacity 450 Ltr/hr :- (i) MGF -01 No (ii) Dosing Pump -01 (iii) RO Plant Complete 450 ltr/hr -01

(B) scope to be covered under AMC :- (i) Provision of training to oprate the above System (ii) Submission of the preventive Maintenance Chart for the Month (iii) Cleaning operation for RO Membrane with all consumable/Chemicals (Note : Every month should carried out Membrane servicing with chemicals) (iv) Every Month visit by the RO Technician and replacement of Cartidge, the supplier will arrange the same and TDS maintain the RO Should be 100 to 120 as per user requirement (v) Arrangment for probing of RO inter stage once in a month, resetting of 'O' ring inboard connector etc to be arranged, if Required (vi) Maintenance/trouble shooting of high pressure pump Necessary spares will be arranged by Suppliers,if Required (vii) Fault detection procon Pump/high prssure pump (h) Replacement of on off switches (viii) PVC interconnection pipe line of complete RO system (excluding incoming GI pipe line) (ix) Interconnector of Pressure vessel & 'O' ring of connector (x) Mechanical seal of high Pressure pump (xi) Pressure switches (xii) Rota meter suitable for re-circulation line (xiii) ball valve size 1'' SS 316 & victaulic coupling 1 1/2'' (ix) pressure gauge SS 0-7 to 21 kg/sqcm (x) U pvc pipes size as per existing sample including aceessories (tee,elbow,socket etc).if any damages replace that items. (xi) The above items shoud be covered AMC Total overall serviceable RO Plant Through contract period.No Extra amount shall be paid govt in this account.

II. Providing following material for the purpose of AMC for 11 months :- (a) Micron catridges -10 Nos (b) De- scaling chemical- 30 Kg (c) Defouling chemical- 30 Kg (d) Anti scalent-36 Kg (e) Soda Ash - 20 Kg (f) Cleaning chemical HCL - 20 Ltr (g) Chlorine-15 Kg

Annual maintenance contract for 09 months of RO Plant Capacity 250 Ltr/hr, at 31 MCU technical area including servicing, overhauling & repair if any required with replacement of all unserviceable parts complete all as specified and as directed by Engineer-in-charge. Note:- The RO Plant maintained in serviceable condition through out the contract period and any complaint regarding unserviceability of shall be rectified within 48 Hrs. After 48 Hrs panelty @ Rs 2000/ day shall be deducted from contractors dues till rectification of complaint.

(A) Comprehensive AMC for RO Plant & its Equipment Capacity 450 Ltr/hr :- (i) MGF -01 No (ii) Dosing Pump -01 (iii) RO Plant Complete 450 ltr/hr -01

(B) scope to be covered under AMC :- (i) Provision of training to oprate the above System (ii) Submission of the preventive Maintenance Chart for the Month (iii) Cleaning operation for RO Membrane with all consumable/Chemicals (Note : Every month should carried out Membrane servicing with chemicals) (iv) Every Month visit by the RO Technician and replacement of Cartidge, the supplier will arrange the same and TDS maintain the RO Should be 100 to 120 as per user requirement (v) Arrangment for probing of RO inter stage once in a month, resetting of 'O' ring inboard connector etc to be arranged, if Required (vi) Maintenance/trouble shooting of high pressure pump Necessary spares will be arranged by Suppliers,if Required (vii) Fault detection procon Pump/high prssure pump (h) Replacement of on off switches (viii) PVC interconnection pipe line of complete RO system (excluding incoming GI pipe line) (ix) Interconnector of Pressure vessel & 'O' ring of connector (x) Mechanical seal of high Pressure pump (xi) Pressure switches (xii) Rota meter suitable for re-circulation line (xiii) ball valve size 1'' SS 316 & victaulic coupling 1 1/2'' (ix) pressure gauge SS 0-7 to 21 kg/sqcm (x) U pvc pipes size as per existing sample including aceessories (tee,elbow,socket etc).if any damages replace that items. (xi) The above items shoud be covered AMC Total overall serviceable RO Plant Through contract period.No Extra amount shall be paid govt in this account.

II. Providing following material for the purpose of AMC for 11 months :- (a) Micron catridges -10 Nos (b) De- scaling chemical- 30 Kg (c) Defouling chemical- 30 Kg (d) Anti scalent-36 Kg (e) Soda Ash - 20 Kg (f) Cleaning chemical HCL - 20 Ltr (g) Chlorine-15 Kg (h) Replacement of On/ Off switches. (j)PVC interconnection pipe line of complete RO system (excluding incoming GI pipe line) (k) interconnector of Pressure vessal & 'O' ring connector (l) Mechanical seal of high pressure pump. (m) Pressure switches. II. Providing following material for the purpose of AMC for 11 months :- (a) Micron catridges -10 Nos (b) De- scaling chemical- 30 Kg (c) Defouling chemical- 30 Kg (d) Anti scalent-30 Kg (e) Soda Ash - 20 Kg (f) Cleaning chemical HCL - 20 Ltr (g) Chlorine - 15 Kg

Supply only replacement of membrane suitable for 450/250 LPH model -4040 (as per sample) complete all as specified and as directed. Make :- .

Supply and fix replacement of cartage housing suitable for filter 20''x4'' suitable for RO capacity 450/250 LPH including gasket packing etc (as per sample) and including cartage housing locking & unlock tool complete all as specified and as directed.

Material and Labour replacement of multiport valve suitable for sand media filter and carbon activated media filter as per existing at STP with connecting accessories as per existing PVC pipe line complete all as specified and directed

Material and Labour replacement of media for MGF suitable for RO plant including taking out old media and gasket complete all as specified and as directed.

S&F of Systonic M S Auto conductivity TDS Temp meter, For Industrial, Model S-950, supply 230V, meter weight 2 kg, by dismantling all unserviceable TDS meter and replacing the same with New online TDS meter as specified and making all relevent connection including testing and completed all as specified and as directed

S&F PVC Tube deck media thickness 1.1mm(+/- 0.1mm), cross sectional area 120mm x 44 mm shape Hexagonal chevron in black colour complete all as specified and as directed.

M&L for 75mm thick cement concrete type B- 2, 1:2:4(40mm graded aggregate) in sub floors concrete complete all as specified and as directed.

M&L Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in soft/loose soil.

Taking down and S&F Machine pressed PCC pre-painted interlocking paver block confirming to IS 15658-2006 of size 80mm thickness M-35 Grade with grey cement and pigment laid dry,including dismantalling tiles of any thickness laid dry in STP at 13 BRD complete all as specified. Note:- (i) The copy of PV of paint shall be submitted by contractor for claiming payment in RAR. Non-submission may lead to non-payment. (ii) The contractor shall submit manufacturer test certificate at the time of sample approval. IF the Paver block is not of make listed in PS, the GE shall carry out sample approval of any ISI marked Paver block subject to independednt Testing of block. (the cost of independednt testing shall be borne by the contractor). Note :- Contractor shall provide Plumber at MES Complaint cell daily 0830 Hrs to 1730 Hrs. In case of any Emergency plumbers can be call on any non working time/day. In case of absent of pumbers with helper on any day a penal recovery @ Rs 2500/day shall be recovered from contractor's dues.

Note :- The amount of Rs 102424.00 against Schedule of Credit on Srl Page 149 - 150 shall be deducted from the total amount quoted against Sch 'A'

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