Repair / Maint of bore wells/pumps allied Water Supply work at VSB, VSV and Tech area of 7 BRD, AF under GE (AF) Tughlakabad

Amount

M&L for Dismantling the water mains from the delivery lines, lifting/taking up GI/CI column pipes, pumping sets of any description upto 200 mtr depth including submersible cable after disconnecting pumping sets from cable, repair to the defective submersible cable and jointing of submersible cable, pump and motors by using water proofing jointing kit and also jointing of crack/leaked GI pipe with MS sheet jointing clamp, rubber sheet, nut, bolts and washer etc replacement of defective column pipes and including Lowering of submersible pump sets, submersible cable, column pipes, reconnecting main delivery mains as existing and testing for satisfactory running and continuous flow of water etc in bore wells at various locations complete all as specified and directed by Engr-in-charge. Note: 1 Repair to Motor & Pumping sets, cable and column pipes etc. shall be measured and paid separately. 2. Contractor shall take proper precautions while lifting out and removing pump set from bore well so as to avoid any damage to column pipe and submersible cable and if any damage contractor shall be liable to repair or replace by contractor at his own cost. 3. All necessary T&P and equipments required for lifting out and lowering pump set etc shall be arranged by the contractor at his own cost.

Dismantling and strip opening of submersible pump & motor of any description and in any position for servicing /overhauling, cleaning, oiling/greasing, fixing of serviceable parts in position, removing & replacement of defective / unserviceable parts with new parts and reassembling the pump and motor, ensuring proper alignment of pump and motor, fixing in position, connecting to existing system and testing at site on full load to the entire satisfaction of the Engr-in-Charge for 30 HP, three phase, 415 Volts, 50 Hz, AC supply capacity pumps & motors :- Note: - (i) The replacement of defective / unserviceable parts shall be measured and paid separately as “Supply only” under appropriate item of Sch ‘A’ and fixing rate for new items are deemed to be included under this item. (ii) Burnt out windings of motor shall be replaced, measured and paid separately under appropriate item of Sch ‘A’ for rewinding. (iii) The rates for above items are deemed to be included transportation of pumps/ motors to and from workshop as approved by Engineer-in-charge for necessary repairs, alignment and testing of pump and motors at authorised workshop. (iv) Re-metalling to Pump shaft, polishing, grinding and making standard size to matching with Gun Metal Bush / Neck-ring shall be measured and paid for separately under appropriate items. (v) Lifting of pump and motor from bore well and lowering of pump and motor after repairs shall be measured and paid separately under appropriate items.

-ditto- all as sl item No 2 but for 10 HP to 12.5 HP, three phase, 415 Volts, 50 Hz, AC supply.

-ditto- all as sl item No 2 but for 5 HP to 7.5 HP, three phase, 415 Volts, 50 Hz, AC supply.

Taking out and removing old burnt out windings of the submersible/Non clog submersible electric motors of any description and in any position of 30HP, three phase, 415 Volts, 50 Hz, AC supply, capacity and rewinding of submersible electric motors with existing size PVC insulated, copper conductor as approved by the Engineer-in-charge including cleaning the slots with carbon-tetra-chloride solution before rewinding and testing on full load etc complete all as specified and directed by Engr-in-charge. Note: (i) The winding wire shall be of make ATLAS or FINOLEX (ii) The rate quoted by the contractor shall be deemed to be included the cost of fixing, lowering in position and transportation from site to authorised workshop and back.

-ditto- all as sl item No 3 but for 10 HP to 12.5 HP, three phase, 415 Volts, 50 Hz, AC supply

-ditto- all as sl item No 3 but for 5 HP to 7.5 HP, three phase, 415 Volts, 50 Hz, AC supply

Supply only in replacement of following defective spare parts of submersible motor of any description/make and capacity from 5 HP to 12.5 HP and in any position :-

Lower / upper housing of existing size

Gunmetal bearing bush

CI thrust plate

Carbon bush

Water seal

Bearing bush rubber

Turning and polishing of motor shaft including lathe work

Sand Guard

Rotor Assembly

Body Sleeve

Supply only in replacement of following defective spare parts of submersible motor of any description/make and capacity 30 HP and in any position :-

Lower / upper housing of existing size

Gunmetal bearing bush

CI thrust plate

Carbon bush

Water seal

Bearing bush rubber

Turning and polishing of motor shaft including lathe work

Sand Guard

Rotor Assembly

Body Sleeve

Supply only in replacement of following defective parts of submersible pumps of any description/make and capacity 5 HP to 12.5 HP and in any position :-

Stage casing bowl (SS-410 material)

Rubber bearing bush

Stage casing gun metal bearing bush

impeller of existing casing size capacity

Neck ring

Defective Stainless steel sleeve

NRV body suitable for any make of submersible pump

MS coupling and key common suitable of pump shaft and motor shaft of any type of submersible pump.

Strainer

Supply only in replacement of following defective parts of submersible pumps of any description/make and capacity 30 HP and in any position :-

Stage casing bowl (SS-410 material)

Rubber bearing bush

Stage casing gun metal bearing bush

Impeller of existing casing size capacity

Neck ring

Defective Stainless steel sleeve

NRV body suitable for any make of submersible pump

MS coupling and key common suitable of pump shaft and motor shaft of any type of submersible pump.

Strainer

Disconnecting the water mains from the suction and delivery pipe line of centrifugal pump sets/open well pump set of any description and in any position and taking out pump set / motor from the base frame including disconnecting electric connections and foundation, nuts and bolts for servicing /overhauling, cleaning, oiling/greasing, fixing of serviceable parts in position, removing & replacement of defective / unserviceable parts with new parts and reassembling the pump and motor of capacity 5 HP, ensuring proper alignment of pump and motor, fixing in position, connecting to existing system and testing at site on full load to the entire satisfaction of the Engr-in-Charge. Note: (i) The replacement of defective / unserviceable parts shall be measured and paid separately as “Supply only” under appropriate item of Sch ‘A’ and fixing rate for new items are deemed to include under these item. (ii) The rates for above items are deemed to include transportation of pumps/ motors to and from workshop as approved by Engineer-in-charge for necessary repairs, alignment and testing of pump and motors at workshop.

-ditto- all as sl item No 8 but for centrifugal pumps sets of capacity 7.5 HP to 12.5 HP capacity.

-ditto- all as sl item No 8 but for centrifugal pumps sets of capacity 40 HP to 60 HP capacity.

Supply only in replacement of following defective parts of centrifugal pump sets/open well pump sets complete all as specified and directed by Engr-in-charge.

Ball bearing for 5 HP Pump

Ball bearing for 7.5 HP/10HP Pump

Ball bearing for 40 HP/60 HP Pump

Gland Collar for 5 HP Pump

Gland Collar for 7.5/10 HP Pump

Gland Collar for 40 HP/60 HP Pump

Stainless steel bush for 5 HP Pump

Stainless Steel bush for 7.5 HP/10HP Pump

Stainless Steel bush for 40 HP/60 HP Pump

Stainless Steel shaft for 5 HP Pump

Stainless Steel shaft for 7.5 HP/10 HP Pump

Stainless Steel shaft for 40 HP/60 HP Pump

Cast Iron Impeller for 7.5 HP/10HP Pump complete with all accessories.

Cast Iron Impeller for 40 HP Pump complete with all accessories.

Cast Iron Impeller for 60 HP Pump complete with all accessories.

Gland packing off size suitable for pump set capacity 5HP to 60 HP

M&L for Turning /re-metalling and polishing of pump shaft with shaft key including lathe work.

Rubber insertion sheet of 3mm thick.

Ball bearing grease superior quality in 1 KG containers. Make: Castrol

MS Nuts, bolts and washers of various sizes as required.

Rewinding of 5 HP motor of same gauge with super enamelled copper wire including removing burnt winding, cleaning of slots, separation of rotor and starter, making insulation to all joint and replacement of the following items complete all as specified and directed by Engr-in- charge. (a) Replacement of ball bearing - 01 Nos. Make: SKF (b) Replacement of cooling fan - 01 Nos. (c) Replacement of capacitor of suitable mfd (d) Replacement of seal, bush (e) Repair/replacement of shaft

-ditto- all as sl item No 12 but for centrifugal motor of capacity 7.5 HP to 12.5 HP capacity,

-ditto- all as sl item No 12 but for centrifugal motor sets of capacity 40 HP to 60 HP capacity,

Dismounting of mono block 2 HP pump and motor from foundation including disconnecting all electric connection suction/delivery line connection and transportation to pumping set civil work shop and return to store after repair including Re-assembling of motor and testing and commissioning complete all as specified and directed by Engr-in-charge.

-ditto- all as sl item No 13 but for 3 HP.

Taking out the pump from the motor and rewinding of 2 HP motor with super enamelled copper wire same gauge & size including all insulating material i.e. sleeves stick, insulation sheet and replacement of the following parts:- (a) Replacement of driving and non driving end ball bearing-02 Nos. (b) Balancing of rotor including straightening of strip -02 Job. (c) Replacement of bearing bush upper and lower-02 Nos.

-ditto- all as sl item No 15 but for 3 HP.

Repair/maintenance and servicing of Pressure Switch of Pressure Rating 0-10 Kg per Sq cm including removing, cleaning, greasing, checking for wear and tear, refixing, testing, installing, commissioning as directed by Engr-In-Charge.

Repair/maintenance and servicing of Solenoid Valve 15 mm dia 230 V AC including removing, cleaning, greasing, checking for wear and tear, refixing, testing, installing, commissioning as directed by Engr-In-Charge.

Repair/maintenance and servicing of Solenoid Valve 20 mm dia 230 V AC including removing, cleaning, greasing, checking for wear and tear, refixing, testing, installing, commissioning as directed by Engr-In-Charge.

Repair/maintenance and servicing of float type point level sensor 230 V AC including removing, cleaning, greasing, checking for wear and tear, refixing, testing, installing, commissioning as directed by Engr-In-Charge.

Repair/maintenance and servicing of Motorised Butterfly Valve of Size 150mm including removing, cleaning, greasing, checking for wear and tear, refixing, testing, and commissioning complete all as specified and as directed by Engr-In-Charge.

Repair/maintenance and servicing of Motorised Butterfly Valve of Size 100mm including removing, cleaning, greasing, checking for wear and tear, refixing, testing, and commissioning complete all as specified and as directed by Engr-In-Charge.

Repair/maintenance and servicing excluding spare parts but including regular maintenance of the PLC and Relay Logic based control panels installed at Airforce Station Tughlakabad including carrying out complete maintenance/servicing/repair as required of all the sub systems viz. PLC based control panels with all the accessories breakdown, maintenance and replacement of unserviceable parts, refixing of old serviceable parts and fixing of new parts if any and complete all as specified and directed by Engr-in-Charge including the followings:- Equipments:- (i) Automation Panel at Vayusenabad Booster Pump House (ii) Automation Panel at Tech Booster Pump House Notes:- (i) The scope of work includes the charges required for removing, repairing, refixing, carrying out electrical termination and fixing/installing, testing, commissioning, etc. (ii) New parts if any shall be paid under separate items. (iii) In addition to above specific emergency complaints from time to time shall be attended after receiving the same. (iv) The already installed Automation Panel is installed and programmed by M/S Universal Switch Gear Control. It is Commanded that the updating of Automation system should be done through OEM (i.e. M/S Universal Switch Gear Control) or through the authorized service provider of the OEM. The bidder shall be obliged to sign an MOU with the OEM (Universal Switch Gear Control) for carrying out the maintenance and repair work and a copy of MOU shall be uploaded alongwith application and other connecting documents before quoting the tender and without said documents tender shall be rejected in technical bids.

Supply, installation, testing, and commissioning in replacement of float type point level sensor for Over Head tank complete all as specified and directed by Engr-in-Charge with the following specification:- Type:- Magnetic Magnet:- Ring Type Switch:- Reed Switch Connecting cable:- 2 Core Teflon

Supply, Installation, Testing and Commissioning in replacement of Flow Switch along with all necessary installation accessories like GI barrel piece, double nipple etc complete all as specified and directed by Engr-in-Charge with following specification :- Type:- Pedal, Designed Line Pressure:- 150 PSIG.

Supply, installation, testing, and commissioning in replacement of Pressure Transmitter with proper wiring including necessary power pack for supply of DC complete all as specified and directed by Engr-in-Charge with following specification :- Power Supply: 10-36 V DC, Enclosure: whether proof IP 65 Process temperature: 30 to 120 Celsius, Accuracy: 0.25 %.

S&F in replacement Printed Circuit Board (PCB) for Motorized Butterfly valve of size 100, 150, 200 mm complete all as specified and as directed by Engr-in-Charge. Make: Cat Part No U-100,150,200/10/220VAC of Universal

Supply, Installation, testing and Commissioning in replacement of 150 mm dia single phase motor Actuated Butterfly valve with disc material of CI with nylon coating, hand wheel for manual operation and having 02 Nos of limit switches for Open/Close condition and valve position indicator for single phase Motor complete all as specified and directed by Engr-in-charge. Notes: The mounting shall be direct on valve type. Input Voltage: 230 V, A.C. Designed line pressure: 16 kg/sq cm. In built Serial / USB communication Port In built data logger with memory In built SD Card In built Bluetooth transceiver with capability of pairing with any android based smart phone to download logged data. The mounting shall be indirect type using specialized extended type arrangement of GI pipe of suitable size/thickness, so that actuator mounting is at least 36 inches above ground level complete all as specified and directed. Make: U-80/16/220VAC of Universal or equivalent in VAT/Emerson/Zoloto

-ditto- All as per sl item No 28 but for 200 mm dia.

S&F in replacement of 4 Core 1.5 Sq mm PVC sheathed PVC insulated copper armoured cable complete all as specified and directed by Engr-in-charge.

-ditto- All as per sl item No 29 but for 6 Core 1.5 Sq mm.

Dismantling of old existing panel board including disconnecting of main feeder, sub feeder bus bars and removing from site complete all as specified and directed by Engr-in-charge.

Supply, installing, testing and commissioning factory made and tested LT Outdoor type, platform mounted, with IP 54 as per IS 13947 protection, fault rating 50 KA/1 Sec, suitable for 415 Volts 3 Phase and neutral, 4 wire, 50Hz AC supply system having bus bar chamber with insulated electrolytic Aluminium bus bars of capacity 100 Amps rating installed on DMC insulators with bus bar chamber. The panel shall be dust and vermin proof, and made out of 2.00 mm thick Stainless Steel Sheet SL316 thick & Channel frame work made out of 75 mm, front opening type with aprons for cable entry, with proper ferrule & cable gland, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size but not less than 1.5 Sqmm and including necessary earth work and PCC for foundation complete all as specified and directed by Engr-in-charge. The scope of work also comprising of the following:- Contd....................

S&F in repair Cast iron foot valve of size 150 mm dia with necessary fixing arrangement like nut, bolts washer packing sheet etc. including taking out existing unserviceable foot valve complete all as specified and directed by Engr-in-charge.

-ditto- All as per sl item No 33 but for 100 mm dia.

-ditto- All as per sl item No 33 but for 50 mm dia.

S&F in repair Cast iron non return valve of size 150mm dia both end flanged with necessary fixing arrangement like nut, bolts washer packing sheet etc. including taking out existing unserviceable valve complete all as specified and directed by Engr-in-charge.

-ditto- All as per sl item No 34 but for 100 mm dia.

-ditto- All as per sl item No 34 but for 50 mm dia.

M&L for preparation of old surfaces and eaves gutter and pipes any description not exceeding 60 cm girth including holder bats, distance pieces etc. (length measured over bends, branches etc.) including necessary painting with two coats of synthetic enamel paint, writing and marking as per direction complete all as specified and directed by Engr-in-charge. Note: Colour of paint shall be decided by Engr-in-charge.

S&F in repair new Leather Sheet flap with Cast iron plate of foot valve of size 100mm dia with necessary fixing arrangement like nut, bolts washer packing sheet etc including taking out existing defective foot valve from underground sump complete all as directed at site.

-ditto- All as per sl item No 36 but for 150 mm dia.

S&F in repair rubber coupling suitable for 7.5 HP/10 HP/12.5 HP pump set as per existing pattern complete all as specified and directed by Engr-in-Charge.

-ditto- All as per sl item No 37 but for 40 HP / 60 HP.

Re-development of bore well by means of DTH compressor of suitable capacity & Pressure (Minimum 2 hour each bore well) with Air compressed in deep bore well with high pressure rubber hose in bore well (Each upto 200 Metre deep) by pushing compressed air pumping muddy water till the clear water is obtained complete all as specified and directed by Engr-in-Charge.

S&F in replacement GI column pipe of size 40 mm dia including welded flange nut bolts, washer, gasket and welding works complete all as specified and directed by Engr-in-Charge.

-ditto- All as per sl item No 39 but for size 50 mm dia.

S&F in replacement Direct on line Submersible pump starter of capacity 3 HP (3.7 KW) current rating 18 Amp, overload relay range 9-13 Amp complete all as specified and directed by Engr-in-Charge. Make- Havells Cat part No IHSDOAKB*A/L&T or equivalent

S&F in replacement Direct on line Submersible pump starter of capacity 10 HP (7.5 KW) current rating 25 Amp, overload relay range 17-25 Amp complete all as specified and directed by Engr-in-Charge. Make- Havells Cat part No IHSDOAPC*A/L&T or equivalent

S&F in replacement single phase motor starter of capacity 2 HP current rating 20 Amp, overload relay range 13.2-20 Amp complete all as specified and directed by Engr-in-Charge.

M&L for Power contactor 3 pole Type CN5 50 AC 50 Amp rating complete all as specified and directed by Engr-in-charge. Make- Havells Cat part No IHPAA050511/L&T or equivalent

M&L for Power contactor 3 pole Type MNX 70 AC 3 rating 70A complete all as specified and directed by Engr-in-charge. Make- L&T Cat part No CS97076 or equivalent in Havells

M&L for Power contactor 3 pole Type MNX 32 AC 3 rating 32A complete all as specified and directed by Engr-in-charge. Make- L&T Cat Part No CS94111 or equivalent in Havells

S&F Power contactor, 3 Pole, 415V, MNX 18/25 complete all as specified and directed by Engr-in-charge. Make- L&T Cat part No CS94110, Havells or equivalent

S&F Power contactor 3 pole Type 4 ML AC 3 rating 70 A with auxiliary contact 2 NO + 2 NC complete all as specified and directed by Engr-in-charge. Make- L&T cat part no SS90910 or equivalent

S&F Electronic overload relay (Manual reset) relay range 24-40 Amp suitable for direct mounting complete all as specified and directed by Engr-in-charge. Make- L&T Cat part No SS9597900G0 or equivalent

S&F Electronic overload relay (Manual reset) relay range 9-16 Amp suitable for direct mounting complete all as specified and directed by Engr-in-charge. Make- L&T Cat part No SS9597900A0 or equivalent

S&F Electronic overload relay (Manual reset) relay range 45-75 Amp suitable for direct mounting complete all as specified and directed by Engr-in-charge.

S&F Electronic timer 415 Volt, 50 Hz, range 3-10 Seconds complete all as specified and directed by Engr-in-charge.

S&F in replacement of Submersible cable PVC insulated copper conductor flat 3 Core 2.5 Sqmm 1100 Volt complete all as specified and directed by Engr-in-charge.

-ditto- All as per sl item No 52 but for 3 Core 4 Sqmm.

-ditto- All as per sl item No 52 but for 3 Core 6 Sqmm.

Supply only copper lugs size varying from 6 Sq mm to 35 Sq mm for jointing cable complete all as specified and directed by Engr-in-charge. Make- Dowells Cat Part No CUS-554 or equivalent in Denson

M&L in replacement for MCCB 3 Pole 63 Amps, 25 kA complete all as specified and directed by Engr-in-charge. Make- Havells Cat Part No IHLGHT0063 or equivalent in L&T or Standard.

M&L in replacement for MCCB 3 Pole 100 Amps, 25 kA complete all as specified and directed by Engr-in-charge. Make- Havells Cat part No IHLGHT0100# or equivalent in L&T or Standard.

M&L in replacement for MCCB 4 Pole 100 Amps, 35 kA complete all as specified and directed by Engr-in-charge. Make- avells Cat part No IHLFNF0100# or equivalent in L&T or Standard.

M&L in replacement for MCCB 3 Pole 200 Amps, 35 kA complete all as specified and directed by Engr-in-charge. Make- Havells Cat Part No IHLFNF0200# / or equivalent in L&T or Standard.

M&L in replacement for MCCB 4 Pole 250 Amps, 50 kA complete all as specified and directed by Engr-in-charge. Make- Havells cat Part No IHLFHF0250# or equivalent in L&T or Standard.

M&L in replacement for MCCB 4 Pole 400 Amps, 50 kA complete all as specified and directed by Engr-in-charge. Make- Havells Cat Part No IHLLNFBF0400 or equivalent in L&T or Standard.

S&F in repairs indicator lamps suitable for 3 phase LT panel board/as per sample complete all as specified and directed by Engr-in-Charge.

M&L in replacement of Amperemeter digital type, 415V suitable for existing panel CT operated of range 0-100 as required complete all as specified and directed by Engr-in-Charge.

M&L in replacement of Voltmeter digital type, 415V suitable for existing panel CT operated of range 0-500 complete all as specified and directed by Engr-in-Charge.

S&F in repair On load changeover Switch four Pole by pass switch conforming to IS: 13947 Part-III in sheet steel enclosure of rated current capacity 100 A complete all as specified and directed by Engr-in-Charge.

M&L in replacement of MNX/MCX front block 2 NO and 2 NC complete all as specified and directed by Engr-in-Charge.

M&L in replacement of terminal block single way suitable for mounting unit complete all as specified and directed by Engr-in-Charge.

M&L in replacement of panel mounted ON/OFF push button with contact block complete all as specified and directed by Engr-in-Charge.

M&L in replacement of CT 50/5 complete all as specified and directed by Engr-in-Charge.

Excavation in trenches not exceeding 1.5 Mtr wide and not Exceeding 1.5 Mtr in depth and getting out in Hard/Dense soil for laying cables complete all as specified and directed by Engr-in-Charge.

Returning, filling in including spreading, levelling, watering and ramming in layers not exceeding 25 cms complete all as specified and directed by Engr-in-Charge.

Removing excavated material not exceeding 50 Mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point all as directed.

Supply and fill dry river sand in trenches for cable cushioning complete all as specified and directed by Engr-in-Charge.

S&F bricks sub class B designation 75, laid flat in trenches for protection of cable over LT cable complete all as specified and directed by Engr-in-Charge.

S&F in replacement of XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volt grade, cross-sectional area size 3.5 Core 35 Sq mm complete all as specified and directed by Engr-in-Charge.

-ditto- all as per sl item No 73 but for 2 Core 6 Sq mm.

S&F in replacement copper cable conductor 25 Sq mm single core complete all as specified and directed by Engr-in-Charge.

Supply, installation, fixing, jointing and testing of 80mm bore cast iron sluice valve of class PN-1.6 conforming to IS-14846 of 2000 both ends flanged with iron wheel head and stainless steel spindle, long body type, jointed on both ends with and including rubber gasket joints, nut, bolts, washers and tested complete all as specified and directed complete all as specified and directed by Engr-in-Charge.

-ditto- all as per sl item No 75 but for 100 mm bore pipe

-ditto- all as per sl item No 75 but for 150 mm bore pipe

Notes: The amount of Rs 93,580.00 against schedule of credit given on Tender Serial Page Nos 52(R) shall be deducted from the total amount quoted by the contractor against BOQ while deriving the contract sum for acceptance.

M/S S.K.Electricals

Surjit and Sons

Bluemax Associate