Annual maintenance and operation of automated / manual pumping system and maintenance servicing of monoblock water pump motor sets installed at DAE Quarters at Chembur, Ghatkopar and submersible water pumps at DAE colony at Chembur, Ghatkopar and CHS

Amount

Part - A : Maintenance of Pumping System

Part - B : Maintenance of Submersible Pumps

Part - C : Automated / Manual operations of Water supply pumps

Description of Work / Item(s)

Amount

Part - A: Maintenance of Pumping System Labour Charges only for preventive and breakdown, a) Inspection and adjustment of gland packing in case of excess leakage through gland as and when required. b) Greasing of bearings once in three months. c) Inspection of alignment of pump sets, tightening the foundation nut-bolts once in a month. d) Inspection of motor's panel and checking of all the control gears installed in it like SFU ,starters, Amp/ volt meter, "on/off" switches, indicating lamps, water level controller,contactors, relayes, timers, terminal connections and repalcing the defective parts (cost will be paid seperately in relevant item). e) Checking of bearing for undue vibration, motor body temperature, Insulation and Earth resistance values quarterly. f) Cleaning motor with blower once in two months. g) Cleaning & keeping the pump house in hygienic condition weekly. h) Painting of all pump set and suction & delivery pipes, valves etc including painting other pipe line with two coats of synthetic enamel paint over a coat of metal primer of approved make & colour once in a year. i) cleaning of level sensors installed in OH/U.G. tanks to make them free of rusta and other deposited materials, once in quarter, including it's terminal. Note: 1. Cost of the spare parts will be paid under relevent section of item no. 5 seperately. 2. Consumables like grease , oil, gland packing, cotton waste etc. will be arranged by contractor at no extra payment for the same.

At Chembur& Ghatkopar -above 3 H.P., upto 5.0 HP pump sets

Checking and complete servicing as per item No.1 above and no load testing for spare pump sets, kept in stores, of 2 HP/3 HP / 5 HP/7HP including submersible pumps for emergency use, once in quarter upto satisfaction of Engineer in charge.

Supply,installation, testing and commissioning of 'O' ring brass gun-metal foot valve of 2" suitable for above pump set (Leader make)

Rewinding charges for motor of following rating with class 'B' insulation complete with varnishing, including epoxy gel coating, baking, heating, etc complete as required, including dismantling & re installation of the motor, it's to and fro transportation to contractor's work shop if required, testing and commissioning all as required, instructed and directed by EIC.

Supply of the following spare parts of existing / approved make of suitable size for the above pump motor set of various capacities as mentioned item no. 1, complete with all fixing accessories as required and directed by Engineer in charge.

Motor fan cover

Motor fan blades

Gun metal bush

2" dia. neoprene rubber gasket of suitable thickness

Terminal connection box

Ball bearing of SKF make No. 6308 (DE) & 6306 (NDE)

Ball bearing of SKF make 6208 (DE) & 6206 (NDE)

L&T / LK or SIMENS DOL starter for motors upto 5 HP

Providing & fixing overload relay control of appropriate current range.

Providing & fixing starter coil of 440 VSC, 40 AMPS

4 Pole 32 Amps MCB

Providing & fixing 4 Core, 4 Sq.mm Copper cable upto 3 meter

Providing & fixing Amp meter / volt meter

Indicator lamp

Auto panel timer

Starter panel connector

Gun metal gate valve 25 mm dia.

Gun metal gate valve 40 mm dia.

Gun metal gate valve 50 mm dia.

Brass / gun metal non return valve 25 mm dia.

Brass / gun metal non return valve 40 mm dia.

Brass / gun metal non return valve 50 mm dia.

Replacement of pump impeller

Shaft metalizing work

M. S. Nut & bolt of size 12 mm x 50 mm

M. S. Nut & bolt of size 16 mm x 50 mm

Supply & installation of Heavy duty Air cock suitable for above pump set.

Providing & fixing Four pole MCB 3-phase and neutral, 440V, AC,32 A, 50Hz with casing arrangements.

Providing fixing appropriate metal casing for 4 pole MCB confirming all safety and IS standardization.

G.I. Suction pipe (Class 'C') of 50mm dia. In 2m length (approx.) including all fixing accessories.

Providing and fixing GI fittings of GI Union 40 mm

Providing and fixing GI fittings of GI Union 50 mm

Providing and fixing GI fittings of Elbow/bend 50 mm

Providing and fixing GI fittings of Cuopling 50 mm

Providing, fixing, testing and commissioning of Bourden type pressure guage (Range 0-7 Kgf/ cm2) of reqputed make approved by the Engineer-in-Chargeincluding removing existing non functional pressure gauge and handing over the same to maintenancne unit store all as directed by the Engineer-in-Charge.

Providing, fixing, testing and commissioning of Rust proof magnetic sensor of existing/ approved make for sensing level of water in UG/OH tank,Range: 0 - 3 Meter deep . Approved Makes: Mahalaxmi / Crystal / Splash / Sridhan.

Providing, fixing, testing and commissionining of Pressure switches of existing/ approved makes as directed by the Engineer in charge. & Approved Makes: Mahalaxmi / Crystal / Splash / Sridhan.

Supplying, installation, testing & commissioning of level controllers having float type magnatic reed swithces and operating on DC & of reqputed make for Mulund pump etc. all as directed by the Engineer-in-Charge.

Supply, installation, testing & commissioning of float type magnatic reed level switches & of reputed make etc. all as directed by the Engineer-in-Charge.

Supplying, installation, testing & commissioning PVC ball cock of following size with PVC Check nut, PVC washer & PVC knob with PVC ball of existing/ approved make of 5.0 kg/Sq.cm rating, including proving reducers / specials for fixing as required etc complete all as directed by the Engineer in charge.

25 mm dia. With aluminum rod & PVC ball

40 mm dia. With aluminum rod & PVC ball

Description of Work / Item(s)

Amount

Part - B: Maintenance of submersible pumps Labour charges for removing of borewll pumps-motor set along with power supply cable from the borewll of depth upto the following mentioned below, safely with the help of chain pulley block including disconnecting the main U/G delivery GI pipelne of size 40/50 mm dia, dismentling the every pipe piec from the joint & checking the pipes for any damages/Chokages inside the pipes and removing the same if any, including painting, refitting and installation of the pump set into the borewell after servicing/or available spare pumps, joining the pipeline, power & control cables including giving satisfactory testing & commissioning of pump set etc complete all as per instruction and as directed by Engineer-in-Charge.

Depth upto 100mtrs

Depth beyond 100mtrs

Complete repairs/over hauling of the borewell pumps upto 10/20 stages including dismentling the pump thoroughly, inspection of internal parts like bearing/bushes etc for any damages and replacement of defective parts by new one if required, chokages inside the impellers and removing the sam if any, i.e. complete overhauling/servicing of the pump-moto set and giving satisfactory test and trial of the pump set in working condition including cost of all materials and labours, credit of all defective replaced parts, painting, trasnportation loading of, un loading of pumpsets from borewell to the work shop and back after testing the performance of the pump set including submission of test and guarantee certificate etc all as per instruction and directed by EIC.

Pumps 3.0 HP to 5.5 HP

Complete repairs/over hauling of electric motor of borewell pump set of following capacity including decoupling the electric motor from the pump set, checking the IR value of the winding/healthiness, checking the bush/bearings and replacement the same by new one if required including cost of all materials and labours, credit of all defective replaced parts, painting, transportation, loading unloading of pump set from borewell to the work shop and back after testing the performance of the pump set including satisfactory tests and trial for satisfactory working of the motor with the pump set including submission of test and guaratee certificate etc. all as per instruction and directed by EIC.

Pump motor 3.0 HP to 5.5 HP

Rewinding of electric motors of borewell pumps with enamelled copper coil/conductor, including providing "F" class resin series joints etc. spraying the rwound stator with "F" class varnish, moisture protection and finally coated with tracking and anti acid finishing and varnishing and gel coat etc. including cost of all mateials and labours, credit all defective replaced parts, transportation of motors from site to work shop and back after repairs, loading and unloading, testing as per relavant I S codes, commssioning including submission of test and guarantee certificate etc. all as per instrction and directed by EIC.

Pump motor 3.0 HP to 5.5 HP

Flushing & cleaning of existing borewll upto 150mm dia and following depths including transporting and mobilising the flushing equipment machinery to the work site as required for the job etc. complete as per instruction and directed by EIC.

Depth upto 100mtrs

Depth beyond 100mtrs

Supply, installation, testing and commissioning the following capacity of spare submersible pump sets of approved make and the pumps shall be confirming to IS 8034 and submersible motor shall be confirming to IS 9283 (lated version) all as per specification

Supply, installation, testing and commissioning of 1.1 kV grade PVC isulated, multi strandard copper conductor power cable confirming to latest IS of size 3C*2.5 sq mm flat cable of approved make and as per specification and all as directed by EIC.

Supplying and fixing flow switch of 150 PSI, 1"NPT,15A, 250v, Honywell make of model wf 960 in the borewell delivery system and as per specification and all as directed by EIC.

Supplying and fixing 50mm dia NRV in the delivery system of borewell pumps all as per specification and as directed by EIC

Provided, laying and fixing standard duly approved make PVC column pipe of 50mm dia with coupler /stocked joints including scaling rubber rings etc. complete all as per specification and as directed by EIC.

Providing, laying, jointing, fixing heavy duty (Class 'C' ) M.S. Galvanised pipes confirming to IS 1239-1968 including fittings like elbow, collars, tees, unions to coupling, reducers, eenlargers,bends and all other fittings/fixtures required for completion including painting of pipe lines with two coats of black bituminustic anticorrosive paint of approved make over a coat of steeel primer and wrapping the same with two layers of hessian cloth, laying bellow ground level and testing pipe line including necessary earth work refilling consoldation etc. complete all as per specification and as directed by the EIC.

Supply, installation, testing and commissioning of automatic digital stater panel with Over Current, Under Current, Over Voltage, Uder Voltage, Single Phasing Prevent, all protections confirming to all safety norms and IS standard, including installation, testing and commissioning of water level sensor i.e. float swithc or electrod type of approved quality etc. all complete as directed by EIC.

Description of Work / Item(s)

Amount

PART - C: Automated / manual operations of water supply pumps Automated / manual operations of water supply pumps, by employing skilled experienced Electrician -cum-Pump Operator, total 3 (Three) nos, One at Ghatkopar, 2 at Chembur in different timings/ shifts, DAE quarters at Chembur near Maa Hospital and Ghatkopar including checking the incoming water supply from Municipal supply and in case of any delay in Municipal water supply due to any reason, informing to residents and according to the requirements, making all arrangement of supply including necessary tools, staff torches etc all as directed by the Engineer-in-Charge. Pump Houses for operation of pumps: at Chembur -11Nos, at Ghatkopar-3 Nos. Note: Pump houses having Two pumps for operation are D, E, G-H, J, M-K, R-S and T and Three pumps including Submersible pupms are A-B, F, L-N, P-Q. at Chembur and A, B & C at Ghatkopart. Pumping Time Schedule: 1st Shift from 6.00AM to 2.00PM, 2nd Shift from 2.00PM to 10.00PM. Deployment of the qualified & experienced staff capable of attending the break down complaints. The staff has to be deputed from 6 am to 10 pm at Chembur with mobile phone and means to reach either Ghatkopar, Chembur and Kharghar within 1/2 an hours of receiving the complaints. They shall have all the required spares with them and attend the complaint immediately so as water supply is not interrupetd more than 1 hour. Rate includes PF, ESIC, bonus etc. as addmissiable. Genral Notes please refer Additional Note

LICHENS ENVIRONMENT PRIVATE LIMITED

B.S.A ENGINEERING CO.

LICHENS ENVIRONMENT PRIVATE LIMITED

B.S.A ENGINEERING CO.