REPAIR/MAINT AND MANNING OF SEWAGE PUMP HOUSE AND ALLIED WORKS AT NAVY NAGAR UNDER GE (NW) NAVY NAGAR, COLABA MUMBAI

Amount

Manning & Operation of sankalp sewage Pump House by deploying as per direction of Engr-in-Charge one FGM (Skilled) for 08 hrs from 0800.00 Hrs to 1600 Hrs, one shift including Sundays & Holidays.

Operation and Maintenance of treated water supply of capacity 0.5 MLD deploying as per direction of Engr-in-Charge one FGM (Skilled) from 0800.00 Hrs to 1600 Hrs , one Valve Man (Semi Skilled) 1600 hrs to 2400 hrs, one Valve Man (Semi Skilled) 2400 hrs to 0800 hrs per Shift of 8 hrs from ,including Sundays & Holidays.complete inclusive of daily, weekly , monthly, quarterly, Half yearly & Yearly maintenance of equipments. scope of work as described in notes given below complete all as specified and as directed. Quoted rate include the following as mentioned against Ser No 2.01-.

Note for item No 1&2 :

Scope of Work comprises:- (i) During the cleaning safety equipments will be supplied/arranged by the contractor .Maintaining the following records :- (i) Record of chemical consumption. (ii) Record of treated water and electricity consumption (log sheet)

i)Passes will be processed alongwith (after verification on signed certificate, Pass shall not be granted without submission of qualification proof for FGM and Valve man to Engineer-in-charge. ii) Contractor shall submit ID proof, Residential proof, Bank A/C details to department and obtain approval of Engineer-in-Charge before employing a person as FGM and Valve man. (iii) Payment to employees shall be done by crossed cheque through Aadhaar linked bank account only and it shall not be less than minimum fair wages as per act in vogue. The contractor shall submit proof to Engineer-in-Charge before claiming any payment. (v) FGM & Valveman shall be available at pump house as per the shift timings specified in the tender.If he found absent or move without intimating to in charge of the pump house or JE(E/M) he will be treated as absent for the said shift and recovery to this effect for Rs 500/- per shift shall be affected.Payment as per quoted rate shall also be deducted in addition to the penalty as specified above. (vi) Working hours of a particular team of workers shall not exceed 08 hrs per day and no workmen shall be allowed to work beyond 08 hrs per day. (vii) Duty roster of manpower deployed shall be displayed otherwise recovery of Rs 500/- per installation per day shall be made. (viii)Contractor has to submit proof of payment of EPF and ESIC subscription made by him as applicable as per latest laws/acts alongwith RAR failing which RAR will not be progressed for payment.

ix)The rates quoted by the contractor shall be deemed to be included provision of all latest labour laws / regulations including all relevant taxes as applicable. x)The bidders are advised not to quote rate less than minimum fair wages as circulated by competent authority . If the quoted amount is less than the estimated cost item No 1.00&2.00 i.e Rs. 16,84,364.00 , the lowest bidder will have to depost FDR/BGB as elaborated herein after in favour of Accepting Officer within 07 days of opening of financial bid (cover No 2). (xi) The deposited amount shall be the difference between estimated cost i.e Rs. 16,84,364.00 and amount quoted by lowest bidder for respective item. FDR/BGB shall be released only after satisfactory completion of work. If the contractor fails to pay minimum wages to employees, the department shall have right to with hold the said amount which will be verified by The decision of Accepting Officer regarding amount to be withheld shall be final and binding. The withheld amount will be utilised by GE for payment to employees if contractor fails to pay minimum wages and balance amount if any shall only be released. If the lowest bidder fails to deposit the amount as stated above within 07 days, the contractor shall be banned for 06 months & his bid shall be rejected. The contractor shall submit 03 Nos of BGNs/FDRs of equal amount as mentioned above. The BGBs/FDRs validity shall be for 04 months, 08 month & 12 months respectively for the purpose of encashment release as the case may be. (xii) The rates quoted shall be inclusive of suitable reliver whenever necessary as required and directed by the Engineer in charge.

Supply, Installation Testing in replacement of Motor Actuated Ball Valve consisting of Quarter turn single phase Actuator and Wafer type butterfly valve of size 50 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof enclosure. Specifications & Features Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq. cm. Operating Angle: 90 degrees Disc Material: CI with nylon coating Limit Switches : 02 Nos.For open and close status In built Serial / USB communication Port In built data logger with memory In built SD Card Space Heater Mounting :Direct on valve

Supply fix in repair 3-layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded Polypropylene random fittings fixed complete to walls, ceilings or in floors of following dia (outer dia)

Supply and fix in repairs MS Pipe confirming to IS 1239 Part-I (2004) including nut, bolts, washer, flanges, gaskets, welding works etc of following dia

Taking out 3 phase,415 Volt, multi stage Non clog type defective submersiblepump from any depth for repairs/servicing from sankalp sewage pump house . Dismantle the Pump Set, including replacement of unserviceable parts .Taking out burnt copper winding from stator, cleaning the casing and slots with wire brush and washing dirt with solution, realignment of crank shaft and re-winding the motor with insulated copper winding wire of existing gauge and making the winding leak proofing and taking out electric connection with suitable size of submersible copper cable up to 2 m long for submersible motor Lowering the repaired pump with cable etc complete in the well all as directed. of following capacity

(Note: Work including joitning submersible cable, re-connecting the delivery pipe lines, testing for satisfactory running and continuous flow of shall be included in quoted rate)

Disconnecting LT cables of various sizes from electric motor of capacites and decoupling from the pumping sets. Removing and taking down carefully and transporting to authorised workshop for rewinding. Strip opening and dismanting complete rotor and stator assembly. Cutting and taking out old burnt copper winding from the stator assembly andleaning the slots of stator with carbon tetra chloride solution. Material and labour for rewinding, complete stator assembly with and including super enamelled copper winding, wire of suitable gauge matching with existing. Applying the minimum two coats of insulation varnish and keeping the stator assembly in heating chamber to improve for insulation value.cleaning the slots of stator with carbon tetra chloride solution. Material and labour for rewinding, complete stator assembly with and including super enamelled copper winding, wire of suitable gauge matching with existing. Applying the minimum two coats of insulation varnish and keeping the stator assembly in heating chamber to improve for insulation value. Assembling the motor, transporting to site of work, coupled with the pumping set, alignments properly, connecting the LT cables and commissioning complete of the following capacity of Electric motors of stator with carbon tetra chloride solution. Material and labour for rewinding, complete stator assembly with and including super enamelled copper winding, wire of suitable gauge matching with existing. Applying the minimum two coats of insulation varnish and keeping the stator assembly in heating chamber to improve for insulation value. Assembling the motor, transporting to site of work, coupled with the pumping set, alignments properly, connecting the LT cables and commissioning complete of the following capacity of Electric motors. of following capacity

Taking water sample from STP and test water quality parameters include chemical, physical and biological properties and can be tested or monitored based on the desired water parameters of concern. Parameters that are frequently sampled or monitored for water quality include temperature, dissolved oxygen, pH, conductivity, OPR and turbidity from govt approved lab all as specified and directed by Engineer In Charge. Note:- Report shall be submitted alongwith contractors claim

Material and labour for attending Raw water supply complaints and rectification as mentioned below here in after

Internal complaint (in side Room) Including Flush tank Cleaning

External complaint upto 4th floor

External complaint upto 8th floor

External complaint upto 12th floor

External complaint upto 14 th floor Note :- (i) Scaffolading if any required during the progress of work the contractor shall provide the same with out any extra cost to the department the rates quoted shall be deemed inclusive of this provision (ii) Necessary complaint book shall be provided and maintained by the contractor, complaint slip shall be deposited very next day in the complaint cell of R2 Complaint Cell w/s duly signed by the occupant (iii) Rates for small fittings and parts are deemed to be included in item rate however pipes, valves, PVC connection shall be measured and paid for separately under relevent items of schedules.

Cleaning of treated water holding sump of 2 lakh ltrs capacity by dewatering/pumping out the existing soil, slit sludge by using pneumatic/ Non clog pump set after adhering all safety measures and precautions, cleaning the enire surface of bottom and side walls by wire brush and washing with the help of a pressure nozzle to remove entire deposited material complete all as specified and directed by Engineer-in-Charge.

Cleaning of raw water OHT tanks of capacity up to 2000 ltrs in existing position by mechanised pressure cleaned by Mechanical high pressure spray and steel wire brush to remove algae/dirt/foregin completely and soaking out water/dirt with a high pressure wet vaccume pump and removing spoils outside of MD land and providing sticker showing the date of cleaning complete all as specified

Cleaning of raw water OHT tanks of capacity up to 1000 ltrs in existing position by mechanised pressure cleaned by Mechanical high pressure spray and steel wire brush to remove algae/dirt/foregin completely and soaking out water/dirt with a high pressure wet vaccume pump and removing spoils outside of MD land and providing sticker showing the date of cleaning complete all as specified

S&F in repairs 2000 Ltr capacity rotational moulded (HDPE) polyethlene water storage tank(minimum three layer) (Cylinderical vertical with closed top lid cover) hosisting and fixing in position at high rise bldgs including removing existing tank disconnecing all incoming & out going connection provision of new tank fittings & connecting at existing position up to 50mm PP-R pipe connection complete all as specified and directed

S&F in repairs 1000 Ltr capacity rotational moulded (HDPE) polyethlene water storage tank(minimum three layer) (Cylinderical vertical with closed top lid cover) hosisting and fixing in position at high rise bldgs including removing existing tank disconnecing all incoming & out going connection provision of new tank fittings & connecting at existing position up to 50mm PP-R pipe connection complete all as specified and directed

S & F in repair brass float valves (ISI Mark) high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0 m m - 2 1 0 g m s/ 25mm-455gms) Including necessary PP-R fittings such as elbow,reducer,nipple etc: for the following Size:-

20 mm bore

25 mm bore

S & F in repairs PP-R Gate valves (brass insert) with iron wheel head screwed both ends for PP-R including fittings ie union socket etc complee all as specified for following sizes :

25 mm bore

40 mm bore

50 mm bore

S & F in repairs 15 mm bore stop valves, cast copper alloy,screwed down,high pressure,with crutch or butterfly handle,screwed both ends for iron pipe or for unions all as specified and directed.

S & F in repair sluice valves , cast iron body, flanged end drilled and non rising type Brass spindle with long body, class P N 1.6, conforming to IS 14846 of 2000 including flange joint with rubber or fiber board, bolts, nuts and wahers complete including pumping out accumulated water all as specified and directed for following sizes :-

100 mm bore

80 mm bore

S& F in repair 3-layer PP-R Polypropylene random copolymer) pipes SDR 7.4 & SDR 11 UVstablised and antimicrobial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded Polypropylene random fittings fixed complete to walls, ceilings or in floors etc.

S& F in repair 3-layer PP-R Polypropylene random copolymer) pipes SDR 11 UVstablised and antimicrobial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded PP-R plain & brass threadedpolypropylene random fittings laid in trenches. etc.

Excavation in trenches not exceeding 1.5 mtr wide not exceeding 1.5 mtr in depth and getting out in soft/loose soil all as specified.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms in any type of soil all as specified.

Demolition of cement concrete (unreinforced) in ground floors and pavings n.exc 15 cm thickness (below or above ground level) and debris out side MD land all as specified.

M&L cement concrete 1:2:4, type B-2 (using 40 mm graded stone aggregate) as in support of CI pipes, foundation and hardstanding finishing even and fair without using extra cement all as specified.

Removing excavated material exc 250 M but n.exc 500 M and depositing where directed all as specified.

Openig the bottom and top cover of the cylinderical type sand pressure feed filtration plant and taking out the complete filter media from the vesel. Cleaning the complete internal surface area of the plant with wire brush,removing all the deposited sludge,mud dirt etc and cleaning the vessel with water. Washing complete sand filter media, screening with suitable size mesh stainer removing all the vegetation and making free from unwanted material. The scope of work includes the following :- (a) Re Filling only washed sand filter mdia into the vessel - 300 Kgs (b) Supply and filling New/Fresh barakar sand filter media into the plant- 2000 Kg (c) Supply and fix 8 mm thick rubber fiber gasket joints with nuts,washer, as existing size at top and bottom cover of plate. (d) Painting complete external surface of filter media, valves and connecting lines after completion of work. (e) Fixing of top and botton cover testing and commissioning complete

Openig the bottom and top cover of the cylinderical type activated carbon filter and taking out the complete filter media from the vesel. Cleaning the complete internal surface area of the plant with wire brush,removing all the deposited sludge,mud dirt etc and cleaning the vessel with water. Washing complete sand filter media, screening with suitable size mesh stainer removing all the vegetation and making free from unwanted material. The scope of work includes the following :- (a) Supply and filling New/Fresh activated carbon- 2000 Kg or (as required to fill) (b) Supply and fix 8 mm thick rubber fiber gasket joints with nuts,washer, as existing size at top and botton cover of plate. (c) Painting complete external surface of filter media, valves and connecting lines after completion of work. (d) Fixing of top and botton cover testing and commissioning complete.

Cleaning of sullage water holding sump of size 7.6m depth and 7.5 m dia by dewatering the existing soil, removing of mud/ wast,slit, sludge by using pneumatic pump adhering proper precautions and safety measures,cleaning the entire surface of bottom and side walls by washing with a pressure nozzle to remove entire dirt etc all as specified and directed by Engineer-in-Charge.

Cleaning of low speed aeration tank of size 9.5 x 9.5 x 3 meter depth by dewatering/pumping out the existing soil, sludge by pneumatic/Non clog pump after adhering proper precautions and safery measures, cleaning the entire surface and side walls by washing with pressure nozzle to remove entire dirt etc all as specified and directed by Engineer-in-Charge.

Cleaning of central drive secondary clarifier chamber of size 6 meter dia x 2.05 meter deep by dewatering /pumping out the existing soil,slit, sludge by using pneumatic/Non clog pump set after adhering proper precautions all safety measures, cleaning the entire surface of bottom and side walls by washing with a pressure nozzle to remove entire dirt etc complete all as specifed and directed by Engineer-in-Charge.

Cleaning of filter feed tank of 4 x 3 x 2 meter deep by dewatering/ pumping out the existig soil, slit sludge by using pneumatic /Non clog pump set after adhering all safety measures and all precautions, cleaning fo entire surface and bottom, side walls by washing with a pressure nozzle to remove all dirt and algae formed on entire surface complete all as specified and directed by Engineert-in-Charge.

Cleaning of treated water holding underground sump of size 4 meter dia x 7 meter deep by dewatering/pumping out the existing soil, slit sludge by using pneumatic/ Non clog pump set after adhering all safety measures and precautions, cleaning the enire surface of bottom and side walls by wire brush and washing with the help of a pressure nozzle to remove entire deposited material complete all as specified and directed by Engineer-in-Charge.

Supply & Fill microbes (K Bio pack media)

Supply & Fill Alum Non ferric.

Supply & Fill Sodium hydro chloride (Liquid)

Supply & Fill Bleaching powder Grade -I ISI Mark

Supply & Fill Potassium permanganate(KMnO4)

Supply & Fill Caustic Soda (NaOH)

Repair to Centrifugal pump set of capacity 60 HP by replacing wornout impellers - 01 set, with bronze impellers, bearings - 02 Nos, bearing housing , gland bush, gland cups, unserviceable nuts, bolts, washers, etc all as specified and directed.

Repair to Centrifugal pump set of capacity 30 HP by replacing wornout impellers - 01 set, with bronze impellers, bearings - 02 Nos, bearing housing , gland bush, gland cups, unserviceable nuts, bolts, washers, etc all as specified and directed.

Repair to Centrifugal pump set of capacity 7.5 HP by replacing wornout impellers - 01 set, with bronze impellers, bearings - 02 Nos, bearing housing , gland bush, gland cups, unserviceable nuts, bolts, washers, etc all as specified and directed.

Repair to Centrifugal pump set of capacity 5 HP by replacing wornout impellers - 01 set, with bronze impellers, bearings - 02 Nos, bearing housing , gland bush, gland cups, unserviceable nuts, bolts, washers, etc all as specified and directed.

S&F in repair and replacemnt of MCCB with thermal adjustment of 0.8 to 1In and magnetic adjustable 5 t0 10 In and Ics=100% of Icu and repacing burnout copper spreaders of suitable size including nuts and bolts and fixing to existing panel including necessary alternation to existing busbar and panel all as specfied and directed by Enginner-in-charge

MCCB of 200A , Breaking capacity 36KA,4P Make L &T/C &S/Havells/Legrand

MCCB of 125 A, Breaking capacity 16KA,3P Make L &T/C &S/Havells/Legrand

MCCB of 100A,Breaking capacity 16KA,3P Make - L &T/C &S/Havells/Legrand

S&F in repair AC-3 type contactor with control voltage of 230V AC with integrated auxillary or Add on block contacts with 1 or 2 NO and NC including connection of control wiring to contactor and testing of starter after repairing .

Contactor rating of 125A Make L &T/Havells/C&S/Legrand.

Contactor rating of 70A Make L &T/Havells/C&S/Legrand.

Contactor rating of 40A Make L &T/Havells/C&S/Legrand.

Earthing complete with galvanised steel earth plate electrode 60 × 60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised earth strip 25x4 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 5 connected to earthing test point all as specified or indicated including testing on completion

Supply/Fixing in repair/replacement of steel water tubing, galvanised, Medium grade with all fittings such as nipple, union, socket, elbow, bends, in short piece/length, including breaking the existing brick wall for replacement of corroded GI pipe in/on wall and making good the disturbed surfaces complete all as specified and directed by Engineer-in-charge.

Supply and fix in repairs in existing line, gun metal gate valve of 50 mm bore with iron wheel head screwed both ends for iron pipe including fittings i.e. union, socket etc complete all as specified.

S&F Float type magnetic Water level sensor,4 level.

Supply and fix in repairs in existing line, hand operated ball/butterfly valve of pressure not less than PN-10 with complete set all as specified and directed.

50mm bore

80 mm bore

100 mm bore

150 mm bore

Shree Ayyappa Engineering (BID ID -3100564)

shubham construction (BID ID -3100574)

Darpan Construction (BID ID -3100467)