Operation maintenance contract for domestic pump sets and valves at various water pump houses at Anushaktinagar and Old Mandala Colony, Mumbai.

Amount

PART A : OPERATION

PART B: BREAKDOWN MAINTENANCE

PART C: CLEANING, PAINTING, FABRICATION & WELDING WORK

Description of Work / Item(s)

Amount

PART A : OPERATION To assist for operation of non automated domestic pumping & gravity water supply system & valves as per clause no. 1.1 of Technical Specification and as per instructions of Engineer-In-Charge. NOTE: In case contractor fails to carry out the job/day as per tender specifications, payment for not carried out the job will not be made and penalty will be levied as per terms and conditions of the tender.

Description of Work / Item(s)

Amount

PART B: BREAKDOWN MAINTENANCE BREAKDOWN MAINTENANCE OF DOMESTIC PUMP SET (5 HP to 100 HP): Attending of breakdown of pump, by Dismantling of pump set & analysis the fault, remove coupling & coupling bushes, bearings, lantern ring, mechanical seal, Gland packing, Lock nut, impeller, shaft sleeve & wearing ring, O' ring, Bush etc. Clean all parts with diesel oil or other non corrosive cleaning liquid, Analysis the fault, As following items replace / repair the defective parts. Scope of work also incluides supply & replacement of gland, gland packing, grease, 'O' ring, nut bolts of various sizes, paper packing, gasket, shaft sleeve bush, rubber bushes, coupling bush, serclip, dowel pin, SIM for alignment, Proper cleaning of outer surface of pump set and their foundation etc. and assembling of all removed parts with proper lubrication, alignment of pump set with dual dial gauge, checking of vibration with vibration meter & taking satisfactory test & trial of pump set. All as per the terms & conditions, scope of work as per clause no. 2.1 of technical specification and as per the instructions of Engineer-In-Charge. Note: - 1.Scope of work includes taking away all dismantled defective material. Suitable rebate shall be included in the quoted rate. Necessary gate pass will be issued by department. 2. Job / work shall be completed with in 4 days from the date of issue of job card, failing which 10% of quoted rate against respective item per day will be levied.

S.S.Shaft Sleeve (5 HP to 100 HP Pumps)

Gun Metal Shaft Sleeve (5 HP to 100 HP Pumps)

MECHANICAL SEAL (Up to 40 HP Pumps)

MECHANICAL SEAL (Above 40 HP to 100 HP Pumps)

BEARINGS (Up to 40 HP Pumps)

BEARINGS (Above 40 HP to 100 HP Pumps)

Shaft Metallizing & Shaft Balancing (5 HP to 100 HP Pumps)

COUPLING: Attending the breakdown of shaft coupling, Supply & replacement of old worn out / Damaged coupling set same as existing coupling of pump set (5 HP to 100 HP), including Boaring & machining of coupling as desire size/ bore, decoupling of pump from motor, assembling the new coupling, replacing rubber bushes, couple the pump from motor, checking the free rotation of the pump/motor shaft, uses of SIM for alignment etc. alignment of pump set with dual dial gauge, vibration test & taking satisfactory test & trial of pump set, all as per clause no. 2.2 of technical specification & as per the instructions of Engineer-In-Charge. Note: - 1. Scope of work includes taking away all dismantled defective materials. Suitable rebate shall be included in the quoted rate. Necessary gate pass will be issued by department. 2. Job / work shall be completed with in 4 days from the date of issue of job card, failing which 10% of quoted rate against respective item per day will be levied.

BREAKDOWN MAINTENANCE OF SLUICE VALVE: Attending the breakdown of sluice valve by Dismantling of sluice valves, supply & replacement of damaged internal parts as following O ring seal, Lock nut, Gate of sluice valve of various sizes indicated below by dismantling of old sluice valve fixed on pipe lines, assembling, trail and testing. Scope of work also incluids supply & replacement of Gland, Gland packing, grease, rubber packing, gasket, nut bolts etc. of sluice valve of following sizes by dismantling of old sluice valve fixed on pipe lines. The job also includes: i) Isolation of line before start the work, Dewatering, Cleaning of Valve chamber. ii) Removing of RCC/PCC chamber covers mounted on the top of the chambers carefully, cleaning the valve chambers including dewatering .& again re fixing the covers on the chambers in position after completion of work etc. iii) Removing the unserviceable valve & transporting the same to the stores. iv) Overhauling of serviceable sluice valve/sluice valve in stock at mechanical section stores & transporting the same to the site. v) Fixing the overhauled serviceable/ new valves at site in position, including machining/grinding the additional MS flanges to the required thickness & inserting them in between the valve flanges if required to suit the site conditions & tightening the nut bolts of flanges after inserting the rubber seat in between the flanges i.e. making the flange joints. vi) Giving satisfactory test & trial in working condition after fixing the valve on the pipe line. etc. complete all as per the scope of work of clause no. 2.3 of technical specification & as directed by Engineer-In-Charge. 'NOTE: 1. Breakdown maintenance of Sluice valve shall be carried out with in 24 hrs. In case contractor fails to carry out breakdown maintenance of valves with in 24 hrs on occurrence of breakdown ,a penalty at the rate of 10% of quoted rate against respective item will be levied.

O ring seal for DI sluice valve Dia 65 mm to Dia. 150 mm

O ring seal for DI sluice valve Dia 200 mm to Dia. 400 mm

Lock nut for Dia. 65 mm to 150 mm

Lock nut for Dia. 200 mm to 300 mm

Lock nut for Dia. 380 mm to 600 mm

Gate of sluice valve Dia. 65 mm to 100 mm

Gate of sluice valve Dia. 150 mm

Gate of sluice valve Dia. 200 mm

Gate of sluice valve Dia. 300 mm

BALL OF FOOT VALVE: Attending the breakdown of foot valve by dismantling of foot valve, Supply & replacement of leather washer/nitrite reinforced rubber coated balls of CI foot valves of M/s Normex / Leader make of following sizes by opening the nut-bolts of flanges, dismantling the foot valves, supply and replace rubber packing, gasket, rusted nut bolts etc. Checking of leak proof joints & leather washer/nitrile rubber coated balls after assembling the foot valve & refitting in position the assembled foot valve to suction pipe & taking satisfactory test & trial in working condition etc. complete all as per the instructions of Engineer-In-Charge. NOTE: 1.Scope of work includes taking away all dismantled defective materials. Suitable rebate shall be included in the quoted rate. Necessary gate pass will be issued by department. 2. Job / work shall be completed with in 4 days from the date of issue of job card, failing which 10% of quoted rate against respective item per day will be levied.

Upto 100 mm dia.

150 mm dia.

200 mm dia.

BALL OF AIR VALVE: Attending the breadown/leakage of air valve by dismantling, Supply & replacement of single/ double action kinetic Ball of Air Valve of following sizes with heavy quality conforming to IS:14845 with IS certification mark including dismantling, assembling of air valves as required. The Air Valve and the joints shall be tested hydraulically to a minimum line pressure up to 10 kg/sq.cm and complete all as-per instructions of EIC. NOTE: 1.Scope of work includes taking away all dismantled material. Suitable rebate shall be included in the quoted rate. Necessary gate pass will be issued by department. 2. Job / work shall be completed with in 4 days from the date of issue of job card, failing which 10% of quoted rate against respective item per day will be levied.

40 mm dia

50 mm dia.

75 mm dia.

80 mm dia.

GI PIPE & Fittings: Attending the breakdown/ replace the rusted line of underground and above ground suction pipe line/ GI priming pipe lines of following sizes and replacement by Supply, Laying, Installation of heavy duty GI 'C' class pipes of Jindal/ Zenith/ TATA following dia. Conforming to IS:1239 of approved make including fitting like elbows, tees, unions, couplings, reducers, enlargers, bends, G.I. threaded flanges, G.I. flanges etc. all other fittings required for completion conforming to IS: 1239 including cutting the pipes to the required length & replacing the pipes by new one, jointing of flanges, jointing of existing sluice valves, foot valves/NRVs, GM check valves etc. including the cost of all jointing materials like hemp, yarn, white or red lead, painting the pipes with bituministic paint & hessian cloth, scraping, testing the pipes with clean & potable water as per standard specifications including removing of existing pipes & transporting the same to the DCSE/ PH/Mechanical stores all as directed by EIC. NOTE: a) Scaffolding and clamping with GI bracket, U clamp, support of suction/priming pipe line shall be arranged by agency.

Description of Work / Item(s)

Amount

PART C: CLEANING, PAINTING, FABRICATION & WELDING WORK CLEANING OF PUMP HOUSES: Complete cleaning of 26 nos pump houses of list as per Annexure -C , once in every months as per clause no. 2.4 of Technical specifications. Note : a) 26 Pump house cleaning in one month consider as one job a) The contractor has to arrange hand cart and transport arrangement & all consumable materials such as heavy duty vacuum cleaner, brooms, mopping sticks, choppers, buckets and cloths etc. for carrying out the work. b) Semi skilled labour shall be deputed for the work . c) The report shall be submitted to Engineer-in-charge and also get the report certified by department Supervisor. d) In case contractor fails to carry out any monthly cleaning of all pump houses/sectors, payment for carried out the work will be made on pro rata basis and penalty of Rs. 2000/- per pump house will be levied for incomplete work.

PAINTING: Spray painting of Pump, motor pipes & fitting of domestic water supply systems & Faincing, Metal Doors, Actuator Stand , Valve chember Cover etc with 2 coats of red oxide and 1 coat of synthetic enamel paint of M/s Asian / Berger make, naming & numbering of pumps, pipes, direction of rotation of pump set daily operational valves & fittings installed in pump houses at Anushaktinagar, all as per clause no. 2.5 of Technical specification & as per instruction of EIC. NOTE: 1.Before applying of paint external steel surfaces of machines valves, piping, fitting, accessories etc. shall be thoroughly cleaned to remove rust/scale. 2. Job / work shall be completed with in 1 year from the date of issue of work order, Panalty will be charged as per GeM terms and Conditions.

LEAD CHARGES: Attending daily complaints & minor work such as excavation, cleaning, rigging, loading/unloading, shifting of heavy machines like motors, pump sets , valves, cables, pipes, RCC chamber cover etc from various pump houses / HLGR / Sectors to store or required site at New Mandala & Western Sector Colony in Anushaktinagar , & vice versa as and when called , all as per clause no. 2.6 of technical specification & as directed by Engineer-In-Charge. NOTE: Hand cart or any transport arrangement or any mobile equipment, ropes, chain pulleys, tripod, tools, chain, safety helmets, safety gloves & safety belts etc shall be arrange by agency.

Fabrication and Weldings: Fabrication: Supply, fabrication and fixation of suitable metallic fixtures /M.S. support or stand for installation of existing actuators / fixing of new sluice valves & fittings , NRV. Repair / fabrication of base plate for pump set incluiding stud mounting, grooving, grouting etc in case of RCC foundation. Covers for main hole, suction chambers & support for pipe lines etc by using all levels of steels stricture like MS angles, channels, I- beam, MS flats, MS plate, chequered plate & Ms bar etc .with two coat of steel primer & one coated of synthetic Enamel paint of M/s Asian / Berger make & complete all as per clause no. 2.7 of technical specification & directed by EIC

Repairs & welding of GI/ MS / SS leaky pipes: Repairs & welding of GI/ MS / SS leaky pipes by providing flanges,GI Nut & bolts, spool piece, elbow, bend reducer, enlarger, tee, coupler, adopter etc.etc. including cost of labour changes, welding materials, grinding, finishing, painting the surfaces, transportation etc. for the water supply system & testing with potable water all as per clause no. 2.8 of technical specification & instructions & directed by Engineer-In-Charge.