MAINTENANCE FOR SWIMMING POOL INSTALLATION AT INS RAJALI ARAKKONAM UNDER GE MAINT ARAKKONAM

Taking down existing pump set (monoblock / non‑clog self‑priming / centrifugal) of following capacity by disconnecting all electrical and mechanical connections; dismantling pump and motor assembly; cleaning, inspecting, and replacing unserviceable gaskets, fasteners, and consumables; lubricating bearings; reassembling, aligning, reconnecting suction and delivery pipelines; making electrical connections; testing and commissioning to ensure smooth operation, complete all as specified and directed. Note: Replacement of any major items will be measured and paid for separately.

Material and labour for rewinding of monoblock / non‑clog self‑priming / centrifugal pump motor of following capacity, including removal of burnt‑out winding, cleaning stator slots, providing new super‑enamelled copper winding wire of suitable gauge, inserting insulation materials, varnishing with Class F/H insulating varnish, oven baking, assembling motor with new gaskets and fasteners, testing insulation resistance and performance, reconnecting and commissioning, complete all as specified and directed.

Supply only deep groove ball bearings for drive-end and non-drive-end of monoblock / non-clog self-priming / centrifugal pump motor of following capacity, complete all as specified and directed.

Supply only mechanical seal assembly suitable for monoblock / non-clog self-priming / centrifugal pump of following capacity, complete all as specified and directed.

Supply only dynamically balanced bronze/stainless-steel impeller suitable for monoblock / non-clog self-priming / centrifugal pump of following capacity, complete all as specified and directed.

Supply only thrust pads and bushes suitable for monoblock / non-clog self-priming / centrifugal pump of following capacity, complete all as specified and directed.

Supply only machined stainless steel shaft suitable for monoblock / non-clog self-priming / centrifugal pump of following capacity, complete all as specified and directed.

Taking down existing Star‑Delta starter of the following capacity from the panel or mounting by carefully disconnecting all incoming and outgoing electrical connections; opening the enclosure; cleaning all contacts; tightening terminals; checking the operation of main, star, and delta contactors, overload relay, star‑delta timer, and single‑phase preventer; lubricating mechanical parts; replacing unserviceable minor parts such as control fuses, indicating lamps, and auxiliary contacts as directed; reassembling, reconnecting, testing, and commissioning the starter to ensure proper functioning, complete all as specified and directed. Note: Spare parts shall be measured and paid for separately.

Supply only main contactor, AC3 duty, 3‑pole, suitable for operation of Star Delta Starter of following capacity complete all as specified and as directed.

Supply only star contactor, AC3 duty, 3‑pole, suitable for operation of Star Delta Starter of following capacity complete all as specified and as directed.

Supply only delta contactor, AC3 duty, 3‑pole, suitable for operation of Star Delta Starter of following capacity complete all as specified and as directed.

Supply only overload relay, adjustable range, suitable for protection of Star Delta Starter of following capacity complete all as specified and as directed.

Supply only electronic Star–Delta timer, adjustable 0–30 seconds, suitable for automatic Star–Delta starter of following capacity complete all as specified and as directed.

Supply only single‑phase preventer (SPP) for protection against phase failure/reversal, suitable for operation of Star Delta Starter of following capacity complete all as specified and as directed.

Taking down existing DOL starter upto 5 HP capacity from the panel or mounting by carefully disconnecting all incoming and outgoing electrical connections; opening the enclosure; cleaning all contacts; tightening terminals; testing the operation of contactor, overload relay, and single‑phase preventer; lubricating mechanical parts; replacing unserviceable minor parts such as control fuses, indicating lamps, and auxiliary contacts as directed; reassembling, reconnecting, testing, and commissioning the starter to ensure proper functioning, complete all as specified and directed. Note: Spare parts shall be measured and paid for separately

Supply only main contactor, AC3 duty,1/ 3‑pole, suitable for operation of DOL starter of following capacity complete all as specified and as directed.

Supply only overload relay, adjustable range suitable for protection of DOL starter of following capacity complete all as specified and as directed.

Supply only single‑phase preventer (SPP) for protection against phase failure/reversal, suitable for DOL starter of following capacity complete all as specified and as directed.

Supply only control accessories including fuses, indicator lamps, push buttons, and necessary control wiring for DOL starter of following capacity complete all as specified and as directed.

Supply and fix in replacement outdoor‑type centrifugal/jet pump controller (DOL starter) suitable for following pump, 440 V, 50 Hz, consisting of indicating lamp, voltmeter, ammeter, and MCB, complete in and including outdoor weatherproof enclosure fabricated from 3 mm thick CRCA sheet, powder coated, of suitable size with front opening door, locking arrangement, and MS angle mounting legs; including all necessary accessories, complete all as specified and directed

Supply and fix in repair panel‑mounted LED indicator lamp, 22 mm, 230 V AC, with suitable colour lens (R/Y/G) for starter/control panel of jet pump motor of following capacity, complete all as specified and directed.

Supply and fix in repair panel‑mounted push button switch, 22 mm, heavy‑duty type with NO/NC contacts, suitable for starter/control panel of jet pump motor of following capacity, complete all as specified and directed.

M&L for taking out the existing star–delta starter from the panel, cleaning all internal electronic components, and replacing defective parts such as OLR, contactor, NVC, connecting link wires etc., suitable for motor capacity 10 HP, re-fixing and making the system fully functional, complete all as specified and as directed.

S&F in replacement a new star–delta starter suitable for 10 HP motor capacity, complete with all necessary accessories, wiring connections, testing and commissioning, complete all as specified and as directed.

M&L for taking out the existing DOL starter (up to 5 HP motor capacity) from the panel, cleaning all internal electronic components, and replacing defective parts such as OLR, contactor, and NVC, re-fixing and making the system fully functional, complete all as specified and as directed.

S&F in replacement a new DOL starter suitable for 5 HP motor capacity, complete with necessary accessories, wiring connections, testing and commissioning, complete all as specified and as directed.

M&L for taking down the 7.5 HP compressor unit from the air compressor , carrying out repairs, reconditioning of rotating parts, replacing of valves, filters and lubricants reassembling into position by using new suitable rubber packing including studs, flanges, bolts and nuts etc., for fully functional, applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer, testing for satisfactory running complete all as specified and as directed.

M&L for cleaning of RCC tank of capacity 1 Lakh Ltr with dewatering the tank, removing the deposited mud from the RCC tank and washing with bleaching powder including writing of capacity of tank and synthetic enamel paint of white tint over black base complete all as specified and directed. Note: (Cleaning of the tank must be performed with all necessary measures for safety of working person)

Supply only following items of reputed make suitable for gravity flow gaseous Chlorination plant of capacity 200 to 500 gms/hr.

a) Primary filter

b) Secondary filter

c) Mixing chamber

d) Diaphram type in let/out let valve

e) Pressure gauge with teflon seal

f) Teflon heavy duty pipe connection to chlorine cylinder including PVC nuts at both the ends

g) Solutioner outlet

h) PVC 'T' for water connection

i) Air release valve 15mm dia

j) PVC braided hose 25 mm dia

k) U type safety bend

l) PVC gas bend with NRV

m) Flow meter capacity upto 2 kg /hour

n) Orifice glass tube with NRV

o) Moisture glass tube with nuts

p) Glass NRV valve

q) PVC heavy duty ball valve inlet/outlet 15mm dia

Maintenance and servicing of chloronome plants of any type and make at the following installations including necessary tools and safety equipments for service/maintenance and including S&F minor spares required for repair/replacement to maintain serviceability of chlorine plant all as specified and as directed. Note: Spares/items required for replacing the defective one shall be provided by the contractor as required at site and the same will be measurered and paid separately under respective items of schedule as supply only. however labour cost for fixing of spares to be included in the rate quoted for item 11. If any break down occurs/chlorine gas leakage found the contractor has to repair/rectify the fault within 24 hrs after receipt of complaints, incase if they failed to rectify the fault, penalty will be charged at Rs.1500 per day after 24 hrs and the shall be recovered from the contractor during RAR payment.

a). Main Pump house(MRS pump House) capacity of 0-500 gms/hr (plant No.1)

b). Main Pump House(MRS pump House) capacity of 0-500 gms/hr (plant No.2)

c). Swimming pool plant capacity 0-200gms/hr

Material and labour for repair/servicing of chemical dozing pumps electrically operated single phase 230V 50Hz(ie. Liquid sodium hypochlorite, Liquid Alum,Liquid Soda Ash, Liquid copper sulphate, Liquid Bleaching solution etc) including replacement of unserviceable spares and refixing, recommissiong and testing after repair complete all as specified and as directed. Note:- i) Make/Specification of pump: Rmco RC-13 capacity ii) Spares required for servicing shall be measured and paid separately under respective items as supply only. However labour cost for fixing spare parts to be included in the rate quoted.

Supply only following items of reputed make suitable for chemical dozing pumps

a) Injection/check valve non metallic

b) Chemical level sensing automatic shut down switch

c) Suction valve/foot valve Non-metallic

d) Special flexible nylon suction tubing 10 mm dia to with stand water pressure minimum 10Kg / square cm

e) PCB for chemical dozing pump

f) Control valve for chemical dozing pumps

g) NRV assembly for chemical dozing pumps

h) Ceramic ball

j) PVC container of capacity100 ltrs for chemicals

Taking down of existing unserviceable butterfly valve of size 200mm dia from the existing position & S&F ISI marked heavy duty flanged ends (ISI marked) as specified including nuts ,bolt, washers and gasket etc., Make :Leader / Kirloskar/ Zoloto / Upatyaya /Audco

Taking down existing unserviceable sluice valve from the existing pipe line and supply and fix for sluice valve CI body ISI marked class PN 1.6 heavy duty flanged ends cast iron wheel with SS spindle (ISI marked) conforming to IS:14786-2000, short body including nuts, bolts, washers and gasket complete all as specified and as directed.

a) 150 mm dia

b) 200 mm dia

c) 300 mm dia

Material and labour for preparation of old painted steel surfaces of MS pipe of following sizes and applying a coat of 1st quality synthetic enamel paint of approved tint complete all as specified and directed.

a) MS pipe of dia 100mm

b) MS pipe of dia 200mm

c) MS pipe of dia 300mm

Supply only following items of reputed make for treatment of water .

a) Bleaching powder

b) Alum in crystal

c) Liquid Alum gel

d) Sodium Hypochlorite Solution (Liquid Chlorine)

e) Soda Ash

f) Copper sulphate

g) Chlorine Water Quality Test Kit

h) OTO solution, 500ml bottle

i) Phenol red solution, 500ml bottle

j) Digital pH meter

Supply only Chlorine gas for treatment of water at Main pump House and Swimming pool from M/s Tamilnadu petrolieum products limited Manali, Chennai , Karwar, M/S Tranvancore Cochin Chemical Ltd, Cochin, M/s Centrury Rayan Ltd, Mumbai, M/s Chemplast, Metturdam (or) Through their authorised dealers complete all as specified and as directed. Note: Empty Chlorine cylinder will be issued by the department for filling gas.Transportation,handling, fixing and removing in chlorination plants with safety as per IS safety norms, shall be the responsibility of the contractor. The cylinders are subjected to Hydrostatic stretch test at pressutre of 30 kg/sqcm as required under rule-35 of the gas cylinders rules 2004, Filling ratio should not exceed 1:19 for the chlorine of the water capacity of the each container by weight. The contractor shall be responsible for safe handling, safe storing, safe transportation on explosive licenced special vehicle with caution/ safety notice board affixed on both sides of the truck. The contractor shall be resposible for all claims, counter claims, on event of any mishap occuring directly or indirectly during transit and while stocking at site. Contractor shall produce all statutory certificates as required by the statutory authorities of Tamilnadu petroproducts and Govt of india petrolieum explosive of the organization. The rate quoted by the tenderer shall be inclusive of the above provision. No additional/extra payment on this account is admissible.

Carrying out hydraulic pressure test of empty chlorine gas cylinder at pressure of 30 Kg/sqcm as per gas rule No. 35 of gas cylinder rule 2004 including washing, cleaning,dazzling,painting including supply and replacing of cylinder valve complete all as specified and as directed. Note: (i). The cylinder will be issued by the department for refilling of gas cylinder shall be tested and refilled. (ii) Chlorine gas shall be measured and paid separately under respective items mentioned here-in-after. (iii). Hydraulic pressure test certificate shall be produced by the contractor to the department for record.

Material and labour for preparing the old surface of monblock pump with motor along with MS Frame of following capacity and painting with two coat of synthetic enamel paint of approved tint including scrapping out of old fadded paint and writing the SM/MES.No as directed complete all as specified and as directed.

Supply and fix for MCCB 4 Pole, 415 V, Adjustable Thermal & fixed Magnetic release 125 Amp with breaking capacity 16 KA,ICS=100%ICU complete all as specified and as directed. Note : Including taking down old unserviceable.

Supply and fixing MCB,3 pole,415 Volts 40 Amps, 10KA 'C' series Including taking down old unserviceable

Material and labour for providing Telescopic Poles are constructed of premium drawn aluminium tubing of wall thickness of 1.2mm, the OD and ID are 31.8mm and 29.4mm respectively. Provided comes with vinyl handle and user-friendly grip lock and designed to work with hand skimmers, leaf rakes, brushes and vacuum heads of size 12/24 Feet Telescopic Pole with 2 Section Easy Lock Extend Upto 24 Feet for Swimming Pool complete all as specified and as directed.

Supply and replace a 50mm diameter, 35m long heavy-duty PVC water suction hose, including all required fittings for connecting the hose to the pump and suction sweeper, complete all as specified and as directed.

Supply and fix in repairs Swimming Pool Deep Leaf Net Skimmer net of size 16" X 19" with provision of connecting the telescopic rod complete all as specified and as directed.

Supply and fix in repairs 18 Inch Swimming Pool Aluminium Wall Brush with Poly Bristle Pool Cleaning Brush for Maintenance, Heavy-Duty Equipment for Wall and Floor Tile complete all as specified and as directed.

Supply and fix in repairs Curved18 Inch Swimming Pool Aluminium Wall Brush with Poly Bristle Pool Cleaning Brush for Maintenance, Heavy-Duty Equipment for Wall and Floor Tile complete all as specified and as directed.

Supply and fix in repairs 18 Inch Plastic Algae Brush with Stainless Steel bristles for Maintenance, Heavy-Duty Equipment for Wall and Floor Tile complete all as specified and as directed.

Servicing of the suction sweeper by replacing spring sets, brushes, wheels, bolts and nuts, gaskets, etc., to make the suction sweeper fully serviceable, complete all as specified and as directed.

Supply and fix 4-core, 4 sqmm PVC insulated flexible copper cable, complete all as specified and as directed.

Supply and lay tubing, medium grade galvanised with all fittings specials such as bends, elbows, tees, short pieces connection, back nuts, diminishing pieces, caps, plugs and unions etc., laid in walls of size 50mm complete all as specified and as directed.

Supply and fix twisted nylon industrial-grade multipurpose rope with necessary fittings complete all as specified and as directed.

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