REPAIR AND MAINT OF CENTRIFUGAL/SUBMERSIBLE PUMPSET AND MISC ITEMS UNDER THE JURISDICTION OF GE (A) JAISALMER

Amount

Dismantling & taking down centrifugal pump set from platform and disconnecting suction & delivery pipe line & electrical connections, transport the same to workshop for repair(i.e machining,work, welding, grinding, turning & polishing,lathe work, filler work etc. complete as required on site) and after repairing transporting the pump set from workshop to site, installation at site connecting suction & delivery pipe and electrical connection complete all as directed by Engineer-in-charge for following pumps capacity . NOTE:-(i) The rate is deemed to be included the cost of providing foundation nuts, bolts & washers gland packing, greasing, oiling and oil sheet gasket. (ii) The spare parts will be measured and paid separately under relevent items of Sch 'A' . No extra payment will be made to the contractor for any additional requirement for fixing/ reinstalling the pump motor set.(iii) Gland packing, greasing and oiling should be changed at the time of repairs.

supply & fix against Item No 1 above suitable of 180 HP capacity centrifugal pump sets.

(a) CI Impeller

(b) Casing Ring

( c) Impeller ring brass nut

(d) Impeller key

( e) Coupling key

(f) Coupling rubber bushes/ Tyre coupling

(g) Shaft sleeve (Steel)

(h) Bearing

(j) Brass Bush

(k) Shaft

(l) MS coupling (Beam, Jaw, Gear any type for both Pump and motor)

(m) Gland cap CI

(n) Gland bolt/ nut

supply & fix against Item No 1 above suitable for 100 HP capacity centrifugal pump sets.

(a) CI Impeller

(b) Casing Ring

( c) Impeller ring brass nut

(d) Impeller key

( e) Coupling key

(f) Coupling rubber bushes/ Tyre coupling

(g) Shaft sleeve (Steel)

(h) Bearing

(j) Brass Bush

(k) Shaft

(l) MS coupling (Beam, Jaw, Gear any type for both Pump and motor)

(m) Gland cap CI

(n) Gland bolt/ nut

supply & fix against Item No 1 above suitable for 70/60 HP capacity centrifugal pump sets.

(a) CI Impeller

(b) Casing Ring

( c) Impeller ring brass nut

(d) Impeller key

( e) Coupling key

(f) Coupling rubber bushes/ Tyre coupling

(g) Shaft sleeve (Steel)

(h) Bearing

(j) Brass Bush

(k) Shaft

(l) MS coupling (Beam, Jaw, Gear any type for both Pump and motor)

(m) Gland cap CI

(n) Gland bolt/ nut

supply & fix against Item No 1 above suitable for 30/25HP capacity centrifugal pump sets.

(a) CI Impeller

(b) Casing Ring

( c) Impeller ring brass nut

(d) Impeller key

( e) Coupling key

(f) Coupling rubber bushes/ Tyre coupling

(g) Shaft sleeve (Steel)

(h) Bearing

(j) Brass Bush

(k) Shaft

(l) MS coupling (Beam, Jaw, Gear any type for both Pump and motor)

(m) Gland cap CI

(n) Gland bolt/ nut

supply & fix against Item No 1 above suitable for 20/15 HP capacity centrifugal pump sets.

(a) CI Impeller

(b) Casing Ring

( c) Impeller ring brass nut

(d) Impeller key

( e) Coupling key

(f) Coupling rubber bushes/ Tyre coupling

(g) Shaft sleeve (Steel)

(h) Bearing

(j) Brass Bush

(k) Shaft

(l) MS coupling (Beam, Jaw, Gear any type for both Pump and motor)

(m) Gland cap CI

(n) Gland bolt/ nut

supply & fix against Item No 1 above suitable for 7.5 HP capacity centrifugal pump sets.

(a) CI Impeller

(b) Casing Ring

( c) Impeller ring brass nut

(d) Impeller key

( e) Coupling key

(f) Coupling rubber bushes/ Tyre coupling

(g) Shaft sleeve (Steel)

(h) Bearing

(j) Brass Bush

(k) Shaft

(l) MS coupling (Beam, Jaw, Gear any type for both Pump and motor)

(m) Gland cap CI

(n) Gland bolt/ nut

Taking down the motor from base plate/ pump after disconnecting the electrical connection and transporting to & from workshop for cutting (i.e machining,work, welding, grinding, turning & polishing, lathe work, filler work etc.) & taking burn out copper winding complete and cleaning properly. Rewinding the motor with same gauge and same turn ratio for proper RPM, best quality copper enamelled winding wire and packing properly with packing materials, varnishings, drying & replacing wornout bearing/terminal plate, reassembling, fixing in original position, testing & commissioning complete of following sizes all as directed by Engineer-in-charge (Note :Supply only bearings and terminal plates will be measured and paid separetely under respective item of this schedule)

Supply and fix in repairs motor cooling fan of same size as existing suitable for motor incl all fiiting,fixtures,etc as directed by Engineer-in-charge as following : -

Supply and fix in repairs front / rear ends bearing of same size as existing suitable for motor incl all fiiting,fixtures,etc (incl taking out motor if not in repair) as directed by Engineer-in-charge as following : -

Taking down mono block pump set, dismantling and taking out burnout copper winding wires after opening the motor (i.e machining,work, welding, grinding, turning & polishing, lathe work, filler work etc.) & cutting & cleaning complete with proper cleaning solution and rewinding the motor with appropriate gauge & best quality copper enamelled wire with packing material, varnishing complete and testing & commissioning for following capacity complete all as directed by Engineer-in-charge. (Note :- The other spare parts will be measured and paid separately under relevent items of Sch 'A' as supply only).

Supply & fix against Item No 11 above the following spares parts suitable for 15/12.5 HP Pump Set 3 Phase capacity monoblock pump sets complete all as directed by Engineer-in-charge.

(a) CI Impeller

(b) Impeller nut GM

( c) key for Impeller MS

(d) Front bearing

( e) CI front inner cap.

(f) CI rear inner cap.

(g) Rear bearing

(h) CI rear outer cap.

(j) Terminal board bakelite

(k) Shaft

Supply & fix against Item No 11 above the following spares parts suitable for 5/3 HP Pump Set 3 Phase capacity monoblock pump sets complete all as directed by Engineer-in-charge.

(a) CI Impeller

(b) Impeller nut GM

( c) key for Impeller MS

(d) Front bearing

( e) CI front inner cap.

(f) CI rear inner cap.

(g) Rear bearing

(h) CI rear outer cap.

(j) Terminal board bakelite

(k) Shaft

S&F pump gland plate fitting of suitable size complete as per directed by Engineer-in-charge

S & F in repair contactor, 3 phase AC 440 volt of following capacity complete all as specified & directed by Engineer-in-charge.

(a ) 25 Amps

(b) 32 Amps

(c) 40 Amps

(d) 70 Amps

(e ) 95 Amps

(f) 115 Amps

(g) 185 Amps

(h) 225 Amps

S&Fin replacement of Automatic star delta starter suitable for following size of motors and pumps incl. timer,single phase preventor,contactor,indicating push button,etc.complete as specified by Engineer-in-charge. Make: L&T/Seimens/Legrand/C&S

(b) 12.5 to 15 HP

(c ) 20 to 30 HP

(d ) 60 to 70 HP

(e ) 100 to 180 HP

S&Fin replacement of DOL starter suitable for following size of motors and pumps incl. indicating push button,etc.complete with necessary copper wiring if reqd (for connection) as specified by Engineer-in-charge. Make: L&T/Seimens/Legrand/C&S

Supply and fix single phase preventor suitable for 3phase 415 V motor of any make any size all complete as per sample all as specified and directed by Engineer-in-charge.Make: Havells,BCH,Minilec

S&F in replacement of overload relay complete all same as per existing capacity for the following:- Make: L&T/Seimens/BCH/Havells

(b) 12.5 to 15 HP

(c ) 20 to 30 HP

(d ) 60 to 70 HP

(e ) 100 to 180 HP

(a) Digital Voltmeter 0-500 V

(b) Digital Ammeter 0-200 A

(c) Ammeter CT type 0-300 A

(e) Aluminium Busbar as per existing

(f) Cable lugs as per existing

Supply and fixing the following items:-

(a) MCCB, 100 Amps, four pole,16 KA, 415 volt

(b) MCCB 125 Amps, 4 pole, 16 KA, 415 volt

(c ) MCCB, 160 Amps, four pole, 16 KA, 415 volt

(d) MCCB, 250 Amps, four pole, 25 KA, 415 volt

(e) MCCB, 200 Amps, four pole, 25 KA, 415 volt

(f) MCCB, 400 Amps, four pole, 36 KA, 415 volt Note for Item No 21:- Ics= 100%Icu Make:- L&T/Legrand/Havells

Supply, laying and fixing or passing through pipes, ducts or laid under floor of through walls etc jointing and testing LT XLPE insulated, PVC sheathed electric cable 1100 volt grade heavy duty ISI marked with copper conductor and over all served with an outer sheath of PVC from panel to motor including providing copper lugs as per site requirement along with taking down old cable complete all of following sizes as specified and directed by Engineer-in-charge.

(a) 70 Sqmm single core

(b) 25 Sqmm single core.

(c) 35 Sqmm single core.

(d) 16 Sqmm single core.

Taking out the submersible pump set of 10/20/33 HP capacity from deep bore well with connected cable and column pipes of 3M length with flange end 3"/2'' dia appx 40 to 45 Nos per bore well and disconnecting the cable for removing the submersible pump set for carrying out necessary repairs all as directed by Engineer-in-charge.

Lowering of submersible pump set 10/20/33 HP in bore well with connected cable & column pipes, re-assembling column pipe of 3M long with flange ends 3"/2'' dia appx 40 to 45 Nos and testing and commissioning of pump set after repairs including rectification of any leakage to the entire satisfaction of Engineer-in-charge.

Repairs to submersible pumping set 20/33HP by dismantling pumps and motor carrying out required repairs to pump by machines ie grinding/polishing reassembling after renewal of all worn out spare parts, cleaning and refixing with motors with required coupling etc complete testing all as specified & directed by Engineer-in-charge. (Note :- Rewinding of motor & renewal of parts will be measued & paid separately.

Repairs to submersible pumping set 10 HP by dismantling pumps and motor carrying out required repairs to pump by machines ie grinding/polishing reassembling after renewal of all worn out spare parts, cleaning and refixing with motors with required coupling etc complete testing all as specified & directed by Engineer-in-charge. (Note :- Rewinding of motor & renewal of parts will be measued & paid separately.

Rewinding of AC 3 Phase induction motor of 20/33 HP capacity (Submersible motor) by cutting of burnt out winding, cleaning of starter slots, cleaning, bleaching of motor and rewinding with appropriate gauge of PVC insulated copper winding wire complete including all required parts complete all as specified & directed by Engineer-in-charge.

Rewinding of AC 3 Phase induction motor of 10 HP capacity (Submersible motor) by cutting of burnt out winding, cleaning of starter slots, cleaning, bleaching of motor and rewinding with appropriate gauge of PVC insulated copper winding wire complete including all required parts complete all as specified & directed by Engineer-in-charge.

Supply & fix against Item No 25 abovethe following parts for motor of submersible pump set suitable for 20/33 HP motor :-

(a) Thrust bearing plate

(b) Assembly for coupling sleeve

(c )Winding protector set

(d) Motor bearing bush

(e ) Drain plug

(f) Sand Guard

(g) Key for thrust plate

Supply & fix against Item No 25 above the following spares parts of pump of submersible pump set suitable for 20/33 HP pump :-

(a) Impeller

(b) Stage bowl

(c ) Bowl fixing steel bolt and nut with washer

(d) Bearing sleeve

(e ) Shaft nut with washers

(f) Bearing bush suitable

(g) Neck ring suitable

(h) Casing wear ring

(i) Strainer

(j) Shaft seal

(k) Stage gasket

supply & fix against Item No 26 abovethe following parts for motor of submersible pump set suitable for 10 HP motor :-

(a) Thrust bearing plate

(b) Assembly for coupling sleeve

(c )Winding protector set

(d) Motor bearing bush

(e ) Drain plug suitable

(f) Sand Guard

(g) Key for thrust plate

supply & fix against Item No 26 abovethe following spares parts of pump of submersible pump set suitable for 10 HP pump :-

(a) Impeller

(b) Stage bowl

(c ) Bowl fixing steel bolt and nut with washer

(d) Bearing sleeve

(e ) Shaft nut with washers

(f) Bearing bush suitable

(g) Neck ring suitable

(h) Casing wear ring

(i) Strainer suitable

(j) Shaft seal suitable

(k) Stage gasket

S&F rubber insertion gasket suitable for 3"/2" dia flange complete all as specified & directed by Engineer-in-charge.

S&F 1/2" MS bolt 2" long full threaded with 2 washers and nut complete all as specified & directed by Engineer-in-charge.

M&L in replacement of GI column pipe medium grade 3M long 6" bore with welded heavy duty flanges at both ends complete all as specified & directed by Engineer-in-charge.

M&L in replacement of GI column pipe heavy grade 3M long 3" bore with welded heavy duty flanges at both ends including a coat of anticorrosive paint complete all as specified & directed by Engineer-in-charge.

M&L in replacement of GI column pipe heavy grade 3M long 2" bore with welded heavy duty flanges at both ends complete including a coat of anticorrosive paint all as specified & directed by Engineer-in-charge.

S&F in repair submersible cable PVC insulated and PVC sheathed industrial 1100 Volts grade multistranded copper conductor of size 10 Sqmm flat 3 Core complete all as specified & directed by Engineer-in-charge.

M&L for PCC (1:3:6) type C-2, using 40 mm graded stone aggregate as in foundation concrete, mass concrete etc.

Material and labour for cross arms, bracing supports, clamps fabricated out of structural steel such as ISMC, angle iron, flat iron sections including hot galvanised nuts & bolts, washers for single and two pole structure welding, bending cold or hot, drilling holes for bolts, in any shape or size as specified and including of one under coat and finishing coat with aluminium paint over a coat of red oxide primer. Note:- Design should be approved by Engineer-in-charge prior giving orders for manufacturing the items.

M&L in repair for Cement concrete Type B2 1:2:4(20mm graded aggregate) in foundations, filling and mass concrete for foundation of motor pump set complete by using 10mm thick MS Sheet of approprite size and welding proper size and length of bolt and nut in foundation for avoiding vibration at the time of operation of motor pump set complete with demolition of existing foundation and considering of alignment of motor pump set complete all as specified and directed by Engineer-in-charge.

M&L for painting of following capacity monoblock/centrifugal from foundation (base plate to be scratched and painted) painting (all as per colour code specified) by synthetic enameled paint one coat after cleaning and preparing surface for painting, reinstalling and testing complete at site on full load all as directed by Engineer-in-charge.

S & F in repairs butterfly valve, high pressure with crutch or butterfly handle for iron pipe or for unions (P.N 1.6) of follwing sizes complete all as specified. (Note:- The contractor shall bring the valves as per site requirement and site dimensions taking prior permission from Engineer-in-charge). Make: Audco/SIR/Apollo

(a) 40 mm bore.

(b) 80 mm bore.

(c) 100 mm bore.

Supply and erect steel tubular poles swaged welded poles complete with MS base plate MS pole cap bolts nuts and screws as per IS 2713 (part II) 1980 made out MS tubing duly painted with metal primer and 2 coated of aluminium paint over exposed surface and one coated of red oxide and 2 coat of bituminous paint for embedded portion as specified type 410 SP - 55 of 11 mtrs long all as specified. Note : Excavation earth work & PCC shall be measured and paid separately under relevant items

Supply & Fix in replacement PVC insulted sheathed wire with copper conductor flexible 2 core 2.5 Sq mm for connecting street light fitting from over head line /pole boxes complete.

Supply and fixing Integral LED Street Light Luminaire 60 W, 6500K comprising of epoxy powder coated aluminium housing, enclosed with glass cover in frame suitable for 50/40 mm GI Pipe complete with accessories conforming to Cat Part No : D923065 of Wipro or of equivalent in Havells/phillips all as specified here-in-after including taking down old fitting.

Supply and fixing in repairs Pole Flood Light Fitting Braket round shape suitable for four flood light fitting made of Angle iron bar (50x50x6mm) of suitable size complete specified & directed by Engineer-in-charge.

Supply and fixing in repairs Pole Flood Light Fitting Braket round shape suitable for three flood light fitting made of Angle iron bar (50x50x6mm) of suitable size complete specified & directed by Engineer-in-charge.

Spply and fixing in replacement including taking down LED flood lights fitting 100 watts , 6500K with die cast housing and toughened glass cover Specially designed for LED Floodlight luminaire,heat resistant tempered glass for protection including copper wire with connection and switch,etc at the nearest point. CAT Part No D910065 of Wipro or equivalent in Havells/Philips.

Supply, lay, test connecting and commissioning underground cable LT 1100 volt grade heavy duty XLPE insulated with aluminum stranded conductor armoured complete laid in trenches/fixed to poles /drawn through pipes with suitable size cable glands criping type cable lugs etc all as specified and directed of size 16 Sqmm 4 core including taking out old unsv LT cable.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation etc or for shaft, wells, cesspits, manholes, pier holes etc not exceeding 10 sqm on plan and getting out in any type of soil complete all as specified & directed by Engineer-in-Charge

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes etc not exceeding 10 Sqm on plan and getting out in soft/ disintegrated rock all as specified & directed by Engineer-in-Charge

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick in any type of soil all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick with soft/ disintegrated rock all as specified & directed by Engineer-in-Charge.

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed.

Removing excavated soft/disintegrated rock to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed & specified.

M&L for sand cushiong to under ground cable using tibba sand and gently punning to cushioining to cable complete all as directed by Engineer-in-charge.

S&L 40 to 50 mm thick roughly hammer dressed Jodhpur stone patti cable cover 25 to 30 cm wide and n exc. 60 cm long each laid dry abutting with each other complete all as specified by Engineer-in-charge.

Earthing complete with copper plate 60×60cm ×3.15mm thick electrode and 20×3mm copper strip as earthing lead, 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 by means of brazing at bolts, nuts, check nuts and washers of copper all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including all necessary earth work, excavation, earth chamber with PCC 1:3:6, Type C1 and RCC chamber cover of PCC 1:2:4 with handle and 20 mm dia GI watering pipe with funnel and wire mesh etc and testing on complete all as specified and directed by Engg-in-Charge.

M & L bore earthing not less than 250 mm dia 16 feet deep filled with black soil up to 7 feet from bottom complete with galvanized iron pipe 40 mm bore medium grade 3 meter long tapers at bottom & provided 12 mm holes (staggered) at 75 mm centre to centre up to 2.5 meter of length from bottom , burried directly in ground filled with 45 cm alternate layer of chemical magnisium sulphate & salt up to ground levl connected to galvanized iron strip 25 x 3 mm as earthing lead by means of bolt and nut, check nuts and washer of galvanized iron or steel including brazing work and 40mm dia light grade pipe for earth lead protection and testing including all necessary earth work, excavation, earth chamber with PCC 1:3:6, Type C1 and RCC chamber cover of PCC 1:2:4 with handle and 20 mm dia GI watering pipe with funnel and wire mesh etc and testing on complete all as specified and directed by Engg-in-Charge. (NOTE:-GI earth strip and protection pipe beyond 7.5m will be measured and paid separately)

M&L for main earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit /pipe or fixed to pole or any other indicated situation for loop earthing etc of galvanised strip 25x4 mm.

M&L for Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in pipe or fixed to DBs or any other indicated situation for loop earthing with copper strip of 32X6 mm size complete all as specified and directed Engg-in-Charge.

M/s Shree Construction Company