REPAIR / MAINTENANCE OF RAW SEWAGE TREATMENT PLANT PS-I TO IV ALONGWITH ASSOCIATED TREATED WATER INSTALLATION SYSTEM AT AF-I UNDER GE (AF) JAMNAGAR NO.2

Amount

Cleaning of RCC under ground treated sewage water well of 8 metre dia, 2 metre depth & free board 0.30 metre, by bailing out complete water removing all the accumulated sediments, sludge and foreign particles etc and depositing at a distance not less than 50 m from the site including scrubbing, brushing and removing all the dirt / mud accumulated on the walls / floor etc including writing the date of cleaning with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.

Cleaning of RCC under ground treated sewage water well of 5 metre dia, 5 metre depth & free board 0.30 metre, by bailing out complete water removing all the accumulated sediments, sludge and foreign particles etc and depositing at a distance not less than 50 m from the site including scrubbing, brushing and removing all the dirt / mud accumulated on the walls / floor etc including writing the date of cleaning with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.

Cleaning of RCC under ground treated sewage water well of 3 metre dia, 5 metre depth & free board 0.30 metre, by bailing out complete water removing all the accumulated sediments, sludge and foreign particles etc and depositing at a distance not less than 50 m from the site including scrubbing, brushing and removing all the dirt / mud accumulated on the walls / floor etc including writing the date of cleaning with white synthetic enamel paint on black background with synthetic enamel paint complete all as specified and directed.

Material and labour for cleaning of RCC under ground, Raw sewage collection sump of size 7.50 metre dia, 5 metre depth & 0.2 metre free board at PS-I, PS-II ans PS-III, by bailing out complete sewage grey water and the accumulated sediments, sludge and foreign particles etc, scrubbing out deposited material, brushing and removing all the dirt / sludge deposited on the walls / floor etc and removing the sewage material from site and deposited at a distance exc 250 metre but not exceeding 500 metre, washing / cleaning of tank with fresh water complete all as specified and directed.

Material and labour for cleaning of RCC under ground, Raw sewage collection sump of size 4 metre dia, 5 metre depth & 0.2 metre free board at PS-I, PS-II ans PS-III, by bailing out complete sewage grey water and the accumulated sediments, sludge and foreign particles etc, scrubbing out deposited material, brushing and removing all the dirt / sludge deposited on the walls / floor etc and removing the sewage material from site and deposited at a distance exc 250 metre but not exceeding 500 metre, washing / cleaning of tank with fresh water complete all as specified and directed.

Note for item No 4 & 5: Work shall be got executed by experienced person in trade and all the safety precautions as per CPCB norms will be ensured during cleaning of well by the contractor.Violation of norms may attract penalty from CPCB which shall be borne by the contractor.

S&F in repair cross arms bracings, support, clamps and back plates fabricated from structural steel section including nuts, bolts, washers etc, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed.

M&L for preparation of new steel surface (cross arms bracing etc) and applying two coats of aluminum paint over one primer coat, complete all as specified and directed.

S & F electrical insulated rubber mat of size 1m x 2m x 19mm long confirming to IS:15652:2006 complete all as specified and directed. Make: Dunlop /Jaipuria Bros

Supply and fix stainless steel chain, fabricated with SS-304 grade steel fixed to non clogging sewage pump complete all as specified and directed.

Supply and fix Display board made from Acrylic sheet 3 mm thick for fixing on treated water pipe line stand post red in colour with writing of language in Gujarati and Hindi for "Non drinking water" along with painting of stand post with red colour complete length of pipe line including stand post foundation complete all as specified and directed.

M & L for disconnecting electrical connection & outlet pipe connection, taking out centrifugal / submersible pump set complete with motor of capacity 3.0HP to 30 HP from the treated water collection, transported to authorized work shop for repair/servicing, disconnecting the pump from motor, opening the cover, replacement of worn out parts like gland bush, gland bolts and nuts, gland packing, gasket, water seal etc including repairing the pump shaft by remetalling, grinding, polishing, reassembling complete motor & pump, refixing in same position, transported back to existing location and connecting including replacement of the rusted/worn out nuts, bolts, washers etc and testing complete all as specified and directed. Note: Repairing of pump & motor will be measured & paid separately.

M&L for repairing / servicing the centrifugal pump set of capacity 27LPS with 31 mtr head by disconnecting the pump from motor, opening for inspection, replacing the following worn out parts and reassembling complete pump & refixing in same position & connecting including replacing the rusted nuts, bolts, washers etc and testing complete all as specified and directed. Make:- Kirloskar - Model No : DB 80/32

Bronze Impeller

Cast iron Casing ring Suction Side

Cast iron Casing ring delivery Side

PVC Lantern Ring

Rubber Water Deflector

Stainless steel ball Bearing (Set of two)

Cast Iron Shaft Sleeve

Mild steel Set of Key

Mild steel Lock washer for Impeller Nut

Rubber Impeller Nut

Cast steel Pump Shaft

Gland Packing

Complete Set of paper Gasket

M&L for repairing / servicing the centrifugal pump set of capacity 7.0 LPS 10 mtr head by disconnecting the pump from motor, opening for inspection, replacing the following worn out parts and reassembling complete pump & refixing in same position & connecting including replacing the rusted nuts, bolts, washers etc and testing complete all as specified and directed. Make: Kirloskar - Model No : DB 50/20

Bronze Impeller

Cast iron Casing ring Suction Side

Cast iron Casing ring delivery Side

PVC Lantern Ring

Rubber Water Deflector

Stainless steel ball Bearing (Set of two)

Cast Iron Shaft Sleeve

Mild steel Set of Key

Mild steel Lock washer for Impeller Nut

Rubber Impeller Nut

Cast steel Pump Shaft

Gland Packing

Complete Set of paper Gasket

M&L for repairing /servicing the centrifugal pump set of capacity 36LPS 40mtr head by disconnecting the pump from motor, opening for inspection, replacing the following worn out parts and reassembling complete pump & refixing in same position & connecting including replacing the rusted nuts, bolts, washers etc and testing complete all as specified and directed. Make: Kirloskar - Model No : DB 100/40

Bronze Impeller

Cast iron Casing ring Suction Side

Cast iron Casing ring delivery Side

PVC Lantern Ring

Rubber Water Deflector

Stainless steel ball Bearing (Set of two)

Cast Iron Shaft Sleeve

Mild steel Set of Key

Mild steel Lock washer for Impeller Nut

Rubber Impeller Nut

Cast steel Pump Shaft

Gland Packing

Complete Set of paper Gasket

M&L for Repairing / Servicing of electric motor cap 1.20 HP couplled to monoblock pump set, AC 1 phase, by dismantling the motor and coupling pulley and sent to work shop for repair. Removal of existing burnt out copper winding wire, cleaning of slots using suitable reagents and rewinding with super enamelled copper winding wire of appropriate gauge to achieve required RPM, varnsihing, drying, ovening, overhauling, greasing, painting and assembling the same after complete repair, connecting with pump and making necessary electrical connection and testing of motor after installation complete all as specified and directed. Note: Contractor shall be responsible for maintaining required RPM after repair, non compliance of speed considered as incomplete repair.

M&L for Repairing / Servicing of electric motor cap 3.0 HP couplled to monoblock pump set, AC 1 phase, by dismantling the motor and coupling pulley and sent to work shop for repair. Removal of existing burnt out copper winding wire, cleaning of slots using suitable reagents and rewinding with super enamelled copper winding wire of appropriate gauge to achieve required RPM, varnsihing, drying, ovening, overhauling, greasing, painting and assembling the same after complete repair, connecting with pump and making necessary electrical connection and testing of motor after installation complete all as specified and directed. Note: Contractor shall be responsible for maintaining required RPM after repair, non compliance of speed considered as incomplete repair.

M&L for Dismantling of existing defective / unsv squirrel cage induction motor of capacity 12 HP, three phase, 415 V, 50Hz, from the foundation, disconnecting the electric connection, coupling pulley, transportation to work shop, seperating the stator and rotor assembly, cutting down and removing existing burnt out copper windings, cleaning of slots and rewinding of stator with super enamelled solid copper conductor (winding wire) of appropriate gauge and size to match with the existing so as to acheive desired RPm, including varnishing, drying, ovening, overhauling, greasing, provising insualtion and reassembling stator and rotor, connecting coils / winding in star and delta mode at the junction box/terminal, fixing in the same position, making necessary electric connection and testing of induction motor complete all as specified and directed.

M&L for Dismantling of existing defective/unsv squirrel cage induction motor of capacity 20 HP, three phase, 415 V, 50 Hz, from the foundation, disconnecting the electric connection, coupling pulley, transportation to work shop, seperating the stator and rotor assembly, cutting down and removing existing burnt out copper windings, cleaning of slots and rewinding of stator with super enamelled solid copper conductor (winding wire) of appropriate gauge and size to match with the existing so as to acheive desired RPm , including varnishing, drying, ovening, overhauling, greasing, provising insualtion and reassembling stator and rotor, connecting coils/ winding in star and delta mode at the junction box/terminal, fixing in the same position, making necessary electric connection and testing of induction motor complete all as specified and directed.

M&L for Dismantling of existing defective/unsv squirrel cage induction motor of capacity 30 HP, three phase, 415 V, 50 Hz, from the foundation, disconnecting the electric connection, coupling pulley, transportation to work shop, seperating the stator and rotor assembly, cutting down and removing existing burnt out copper windings, cleaning of slots and rewinding of stator with super enamelled solid copper conductor (winding wire) of appropriate gauge and size to match with the existing so as to acheive desired RPm , including varnishing, drying, ovening, overhauling, greasing, provising insualtion and reassembling stator and rotor , connecting coils / winding in star and delta mode at the junction box/terminal, fixing in the same position, making necessary electric connection and testing of induction motor complete all as specified and directed.

Supply and Fix display board for installation with computerised cutting of letter, the size of letter shall be not less than 7cm preferably in blue background and rivetted on aluminium frame. The design, orientation of letters and size of display board shall be decided by Engr-in-charge.

M & L for disconnecting electrical connection & outlet pipe connection, taking out non clogging submersible pump set complete with motor of capacity 7.5HP to 25 HP from the sewage collection sump lowered at the depth of 100m and above from the ground level complete with HDPE pipe and submersible cable, transported to authorized work shop for repair/servicing, transported back to existing location and lowering the same pump after repairing / servicing along with HDPE pipe and electric cable including fixing of cable to pipe with PVC strip, replacement of clamps and mild steel bolts, nut and washers with stainless still nut and bolt, dismantling of old rusted lifting chain and fixing new chain, lowering / re-installation of same pump after repairing complete all as specified and directed. Note : (i) Repairing of pump & motor will be measured & paid separately. (ii) New Chain will be measured & paid separately as supply only. (iii) Repairing/Servicing of Submersible pump & motor shall be measured & paid separately. (iv) Cable & HDPE pipe if found unserviceable shall be measured & paid separately.

M&L for Repairing / Servicing of self priming non clogging pump set of capacity 20 m3/hr by opening / dismantling the pump complete over hauling taking out defective/unsv/worn out parts and replacing the following spare parts and reassembling the pump set after repair including replacing the rusted bolts, nuts washers etc and testing complete all as specified and directed.

Wear plate

Motor end cover

Bearings as per existing (set of two) with bearing sleeve

Air/ Pile Plug, joint ring, Made of SS 316

Fasteners in Liquid, Made of BHT Steel

Double Mechanical seal, Made of C vs P S Ceramic

Cable entry kit, Made of Neoprene rubber

O Ring for Upper and lower bearing

Stuffing box bush

Casing ring

Impeller with key for impeller

Oil for mechanical seal

Alignment of pump impeller with motor shaft

Repairing of shaft by remetaling / weiding, grinding and polishing

M&L for Repairing / Servicing of electric motor cap 7.50HP couplled to non clog submersible pump, AC 3 phase, by dismantling the motor and coupling pulley and sent to work shop for repair. Removal of existing burnt out copper winding wire, cleaning of slots using suitable reagents and rewinding with super enamelled copper winding wire of appropriate gauge to achieve required RPM, varnsihing, drying, ovening, overhauling, greasing, painting and assembling the same after complete repair, connecting with pump and making necessary electrical connection and testing of motor after installation complete all as specified and directed. Note: Contractor shall be responsible for maintaining required RPM after repair, non compliance of speed considered as incomplete repair.

M&L for Repairing / Servicing of self priming non clogging pump set of capacity 64m3/hr to 96m3/hr by opening / dismantling the pump complete over hauling taking out defective/unsv/worn out parts and replacing the following spare parts and reassembling the pump set after repair including replacing the rusted bolts, nuts washers etc and testing complete all as specified and directed.

Wear plate

Motor end cover

Bearings as per existing (set of two) with bearing sleeve

Air/ Pile Plug, joint ring, Made of SS 316

Fasteners in Liquid, Made of BHT Steel

Double Mechanical seal, Made of C vs P S Ceramic

Cable entry kit, Made of Neoprene rubber

O Ring for Upper and lower bearing

Impeller with key for impeller

Oil for mechanical seal

Alignment of pump impeller with motor shaft

M&L for Repairing / Servicing of electric motor cap 12.5 to 15HP couplled to non clog submersible pump, AC 3 phase, by dismantling the motor and coupling pulley and sent to work shop for repair. Removal of existing burnt out copper winding wire, cleaning of slots using suitable reagents and rewinding with super enamelled copper winding wire of appropriate gauge to achieve required RPM, varnsihing, drying, ovening, overhauling, greasing , painting and assembling the same after complete repair, connecting with pump and making necessary electrical connection and testing of motor after installation complete all as specified and directed. Note: Contractor shall be responsible for maintaining required RPM after repair, non compliance of speed considered as incomplete repair.

M&L for Repairing / Servicing of self priming non clogging pump set of capacity 110m3/hr by opening / dismantling the pump complete over hauling taking out defective/unsv/worn out parts and replacing the following spare parts and reassembling the pump set after repair including replacing the rusted bolts, nuts washers etc and testing complete all as specified and directed.

Wear plate

Motor end cover

Bearings as per existing (set of two) with bearing sleeve

Air/ Pile Plug, joint ring, Made of SS 316

Fasteners in Liquid, Made of BHT Steel

Double Mechanical seal, Made of C vs P S Ceramic

Cable entry kit, Made of Neoprene rubber

O Ring for Upper and lower bearing

Impeller with key for impeller

Oil for mechanical seal

Alignment of pump impeller with motor shaft

M&L for Repairing / Servicing of electric motor cap 25HP couplled to non clog submersible pump, AC 3 phase, by dismantling the motor and coupling pulley and sent to work shop for repair. Removal of existing burnt out copper winding wire, cleaning of slots using suitable reagents and rewinding with super enamelled copper winding wire of appropriate gauge to achieve required RPM, varnsihing, drying, ovening, overhauling, greasing, painting and assembling the same after complete repair, connecting with pump and making necessary electrical connection and testing of motor after installation complete all as specified and directed. Note: Contractor shall be responsible for maintaining required RPM after repair, non compliance of speed considered as incomplete repair.

Supply and fix in repair lovejoy (Male/Female) coupling Model No-90, along with connected accessories, by dismantling of motor from base and refixing after installation of coupling and aliment the same complete all as specified and directed.

Supply and fix in repair love (Male/Female) coupling Model No-110, along with connected accessories, by dismantling of motor from base and refixing after installation of coupling and alignment of the same complete all as specified and directed.

Supply and fix in repair love (Male/Female ) coupling Model No-190, along with connected accessories, by dismantling of motor from base and refixing after installation of coupling and alignment of the same complete all as specified and directed.

Supply and fix in repair rubber coupling Model No-90, along with connected accessories, by dismantling of motor from base and refixing after installation of coupling and alignment of the same complete all as specified and directed.

Supply and fix in repair rubber coupling Model No-110, along with connected accessories, by dismantling of motor from base and refixing after installation of coupling and alignment of the same complete all as specified and directed.

Supply and fix in repair rubber coupling Model No-190, along with connected accessories, by dismantling of motor from base and refixing after installation of coupling and alignment of the same complete all as specified and directed.

Supply and Fix in repair submersible pump cable, PVC insulated, PVC sheathed, multi stranded copper conductor cable 1100 volts grade confirming to IS 694 and connecting complete including taking out old unsv damaged cable of following sizes:- Make: Havells/Finolex/Polycab

4sqmm 3 core

6sqmm 3 core

10sqmm 3 core

S&F in repair stainless steel bourdon type pressure gauge dial type 0-25 Kg/cm2 range with a stainless steel body complete including all necessary GI pipe connection fittings / cutting / jointing complete all as specified and directed. Make: Guru/Feibeg/omega

Supply and Fix in repair cast iron butter fly valve, with both end flanged type, conforming to IS 13095 with nuts bolts and washers of suitable size and necessary rubber gaskets etc for following sizes complete incl taking out old unsv complete all as specified and directed of following sizes:- Make: Kartar/Kirloskar/ZAloto

80 mm bore

100 mm bore

50 mm bore

Supply and fix in repair high pressure, heavy duty cast iron non return valve / check valve of following sizes, conforming to BS 1868, Class 600, suitable to hydrostatic test pressure for body 156 kg/sq cm & for seat 115 kg/sq cm, both ends flanged in existing line, after removal of old unserviceable non return valve without damaging to existing pipe line complete all as specified and directed. Make Kirloskar / AUDCO (L&T) / Zoloto. Note : Suitable size MS flanges for existing pipe line, Joints and jointing materials shall be included under this item.

100mm dia

80mm dia

50mm dia

S&F in repair Bronze gate valve class-1 for 15mm bore pipe, with iron wheel head, screwed both ends for iron pipe and fixed, ISI marked conforming to IS 778:1984, fixed complete all as specified and directed. Make : SANT/ZOLOTO/Kartar

S&F in repair Bronze gate valve class-1 for 25mm bore pipe, with iron wheel head, screwed both ends for iron pipe and fixed, ISI marked conforming to IS 778:1984, fixed complete all as specified and directed. Make : SANT/ZOLOTO/Kartar

S&F in repair Bronze gate valve class-1 for 20mm bore pipe, with iron wheel head, screwed both ends for iron pipe and fixed, ISI marked conforming to IS 778:1984, fixed complete all as specified and directed. Make : SANT/ZOLOTO/Kartar

Supply and Fix in repair HDPE pipe with material grade PE 100, SDR 21, PN 10.0 confirming to IS-4984 ISI Marked for working pressure 10 Kg/sqcm including taking out old unsv damaged pipe complete all as specified and directed. Make: Finolex / Supreme / Kisan Moulding Ltd.

Outer dia 110mm with minimum wall thickness 5.7mm

Outer dia 150/160 mm with minimum wall thickness 8.2mm

Outer dia 75 mm with minimum wall thickness 3.9mm

S&F GI tubing medium grade in repair, ISI Marked conforming to IS 1239 Part-I 2004, with and including all fittings such as bends, elbows, tees, short length, socket, union, check nuts, nipples etc. fixed and laid in trenches/floor/under culvert/road crossing etc including testing complete and taking down old unsv complete all as specified and directed for the following sizes:- Make: Jindal/Tata steel/Prakash surya

15mm bore

20mm bore

25mm bore

Supply and fix 160 mm size CTD joining for connecting HDPE pipe with HDPE Pipe / GI pipe, along with connected accessories like rubber ring nut bolts etc and taking out old / unsv complete all as specified and directed.

Supply and fix 100 mm size CTD joining for connecting HDPE pipe with HDPE Pipe / GI pipe, along with connected accessories like rubber ring nut bolts etc and taking out old / unsv complete all as specified and directed

M & L for preparation of old painted exposed surface of Centrifugal pump set of capcity up to 20HP, with suction line from UG sump to Pump set & delivery line from pump set to wall / pit as observed inside plant room, operating valves (Non return valve / Sluice valve / Gate Valve) any size by removing dust, dirt, oil, grease etc & and painting with two coats of synthetic enamel paint of superior quality as per existing colour or as approved colour using spray gun and writing SM / MES No to pump sets with white paint in uniform manner, 5cm capital alphabets, in the space provided complete all as specified and directed.

S & F in repair Cast iron foot valve confirming to IS:4038 with rubber seating, flanged end complete incl taking out old unsvall as specified and directed for following sizes:- Make: Kartar/Venus/Zoloto

100 mm bore

150 mm bore

80 mm bore

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