GE 861 EWS-56/2024-25

Amount

Excavation in trenches not exceeding 1.5 Mtr wide and not exceeding 1.5 Mtr deep in soft/loose soil and getting out for taking down/laying Pipe lines of any description and in any position including forming sides and bottom surface to required level/ gradients complete all as specified and directed.

Returning filling in with excavated soil including spreading, levelling, watering and well ramming in layers of thickness not exc. 25cm in each layer complete all as specified and directed.

Removing excavated surplus soil to a distance not exc. 50 Mtr and depositing the soil where directed at a level not exceeding 1.5 Mtr above the starting point complete all as specified and directed.

M&L for Lagging to pipes used in internal water supply or plumbing all round with, 25min thick bonded mineral wool preformed ‘SNAP ON’ pipe sections of density 144 Kg/cum conforming to IS 9842 all as directed for the following pipe lines:- (a) GI Tubing 40 mm dia bore

(b) Ditto as per item no 4 above but GI Tubing 25 mm dia bore

(b) Ditto as per item no 4 above but GI Tubing 20 mm dia bore

(d) Ditto as per item no 4 above but GI tubing 15 mm dia bore.

Disconnecting and taking up or down old existing steel tubing and connections of any description/grade and in any position in trenches/under floors/on walls etc complete all as directed and specified for the following sizes :-(a) 80mm bore

(b) Ditto as per item no 8 above but 50 mm bore

(c) Ditto as per item no 8 above but 40 mm bore

(d) Ditto as per item no 8 above but 25 mm bore

(e) Ditto as per item no 8 above but 20 mm bore

(f) Ditto as per item no 8 above but 15 mm bore

Laying only old steel water tubing and connections of any description/any grade and in any position obtained in serviceable condition from taking down, in new or old position as in trenches with using new fittings i.e. bends/Tee/ sockets/ reducers/elbow etc. including cutting/making new threads at the ends of old pipes for the following size all as specified and directed:-(a) 80 mm bore

(b) Ditto as per item no 14 above but 50 mm bore

(c) Ditto as per item no 14 above but 40 mm bore

(d) Ditto as per item no 14 above but 25 mm bore

(e) Ditto as per item no 14 above but 20 mm bore

(f) Ditto as per item no 14 above but 15 mm bore

Supply, laying, jointing and testing in trenches, galvanized iron water tubing medium grade (ISI marked) including provision of all necessary steel fittings/ accessories complete all as specified and directed for the following sizes :- (a) 80 mm bore

(b) Ditto as per item no 20 above but 50 mm bore

(c) Ditto as per item no 20 above but 40 mm bore

(d) Ditto as per item no 20 above but 25 mm bore

(e) Ditto as per item no 20 above but 20 mm bore

(f) Ditto as per item no 20 above but 15 mm bore

Taking up/down existing 100mm bore cast iron pipe lines/water mains of any description and in position including fittings, accessories and fixtures etc existing in between pipe line, by taking out and opening any type of joints (Tyton/Gasket/Lead joints) complete all as specified and directed by the Engr-in-Charge

Laying only in trenches, flanged cast iron pipes 100 mm bore of any description/grade and in any position (horizontal or vertical), as obtained from taking up or down, after making necessary addition / alterations and properly cleaning the pipes complete all as specified and directed by Engineer-in-Charge.

Supplying, laying, jointing & testing in repairs in trenches or vertically at OHT cast iron pipes 100mm bore with flanged ends vertically cast, class B, complete all as specified and directed by Engineer-in-Charge. Note :-(i) Earth work, Joints and CI specials/fittings of the pipes shall be measured and paid for separately under appropriate item of Schedule `A'

Supplying and fixing cast iron specials/fittings such as bend, tee, socket, collar, reducer, nipple, tail pieces etc. suitable for spigot and socketed/flanged end pipes upto 150 mm bore complete all as specified and directed by Engineer-in-Charge.

Supply, fixing, jointing and testing, ISI Marked, of approved quality, gun metal globe/gate valve with iron wheel head, both ends screwed for iron pipe including taking down old one complete all as specified and directed for following bore of pipes:- (a) 50mm bore

(b) Ditto as per item no. 30 above but 40mm bore

(c) Ditto as per item no. 30 above but 25mm bore

(d) Ditto as per item no. 30 above but 20mm bore

(e) Ditto as per item no. 30 above but 15mm bore

Supply, installation, fixing, jointing and testing, ISI Marked, of approved quality, cast iron sluice valves 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 and tested including taking down old one complete all as specified and directed for following bores :- (a) 100 mm bore

(b) Ditto as per item no. 35 above but 80 mm bore

Supply and fixing, ISI Marked, of approved quality, size 100 mm bore cast iron non return valve, both ends flanged jointed and tested including taking down old one complete all as specified and directed. (Make Bir/Upadhayay/Sant as approved by GE ) Note :- (i) Joints of the non return valve shall be measured and paid for separately under appropriate items of Schedule ‘A’

Supply, installation, fixing, jointing and testing, ISI Marked, of approved quality, size 100 mm cast iron Butter fly valve both ends flanged and tested complete all as specified and directed.

Material and labour for rubber gasket joints in flanged end cast iron pipes and fittings complete with and including minimum 3 mm thick rubber /fibre gasket and necessary nuts/bolts/washers all as specified and directed for following sizes:- (a) 100 mm bore

(b) Ditto as per item no. 39 above but 80 mm bore

Burring out run lead joint of 100 mm CI pipe line all as specified and directed:- (Note: Lead shall be recovered by burning out joints carefully from the existing joints of the water mains and shall be the contractor’s property and credit recovery shall be made for the same)

M & L for run lead joints for water supply CI pipe of size 100mm, complete all as specified by Engr-in-charge.

M&L for Cutting of the existing 100mm bore CI pipe line for rectifying leakage and reducing to required length, in position, for insertion of collars or other fittings including dewatering etc complete all as specified and directed.

Ditto as per item No 43 above but size 80mm bore

Material and labour for fabricating and fixing on pipe line mild steel clamps of flat iron made to shape alongwith nuts, bolt washers etc suitable for pipe line all as specified and directed by Engineer-in-Charge for stopping leaking of pipe lines of any description and in any position clamps shall be shape and size as approved, tightened with suitable nuts, bolts washers as directed by Engineer-in-charge. Note: - (i) Weight of clamps including nuts, bolts and washer shall be measured for payment purpose.(ii) Clamp shall be tightened with using suitable rubber washers.(iii) Clamp shall be provided with two coats of black bituminous paints over a coat of red oxide primer after preparation of surface.

Material and labour for construction of brick masonry valve pit /chamber complete with 3mm thick MS sheet cover with locking arrangement of size 600mm x 600mm x 600mm (depth) (internal dimensions) as shown on Drg No CWE /TD/129 sheet No 1/1 dated 18.12.87 with and including necessary excavation & earth work in any type of soil including dismantling & breaking down the existing valve pit chamber of any size and any shape complete all as specified and directed by Engineer-in-Charge. Note: The drawing is not being supplied with Tender Documents, however the same is available in GE's office and can be collected/referred during working hours at any working day.

Description all as per item No 46 above but of size 900mm x 900mm x 900mm (depth) (internal dimensions)

Material and labour for rectifying leakage of GI pipe line including excavation in mud (not exc 0.7m x0.7mx 6.1m) and making arrangement for dewatering by using electric/diesel pump/manual additional labour, for taking out old jointing fitting and S&F new one jointing fitting such as socket, nipple, union, elbow and reducers complete all as directed for following size of pipe lines:- (a) 80 mm bore

(b) Ditto as per item no. 48 above but 50 mm bore

(c) Ditto as per item no. 48 above but 40 mm bore

(d) Ditto as per item no. 48 above but 25 mm bore

(e) Ditto as per item no. 48 above but 20 mm bore

(f) Ditto as per item no. 48 above but 15 mm bore

Supply and fixing in repairs of GI union complete all as specified and directed for following bore of pipes:- (a) 50mm bore

(b) Ditto as per item no. 54 above but 40mm bore

(c) Ditto as per item no. 54 above but 25mm bore

(d) Ditto as per item no. 54 above but 20mm bore

(e) Ditto as per item no. 54 above but 15mm bore

Supply and fixing in repair of GI elbow complete all as specified and directed for following bore of pipes:- (a) 50mm bore

(b) Ditto as per item no. 59 above but 40mm bore

(c) Ditto as per item no. 59 above but 25mm bore

(d) Ditto as per item no. 59 above but 20mm bore

(e) Ditto as per item no. 59 above but 15mm bore

M&L for scraping removing and cleaning of interior/outer surfaces of Over head tank reservoir of capacity 25000 Gallons at 36 feet staging height cleaning with Alum water with brush after removing the mud/silt from inside the tank including two coats of lime based white wash inside tank and two coats of cement based paint outside the tank upto satisfaction of Engr-in- charge including writing date of cleaning and capacity of tank with synthetic enamel paint of size 10cm height on tank complete and all as specified and ditrected.

Ditto all as per item No 64 above but capacity 50000 Gallons

Lifting from bore well and Disconnecting the existing non functional submersible pump set from supply, dismantling existing CI bend from non return valve, removing and lifting out submersible pump set of any description and capacity & in any position, alongwith existing column pipe and existing submersible cable of any size from the bore well (approximately 40 mtr depth of pump set from GL) complete all as specified and directed by Engineer-in-Charge. NOTE: - 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. All necessary T&P and equipment required for lifting out pump set etc shall be arranged by the contractor at his own cost and nothing extra shall be admissible on this account.

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, reassembling the Pump & 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 Engineer-in-Charge for the following capacities pumps & motors :- (a) 20 to 25 HP, three phase, 415 Volts, 50 Hz, AC supply Note :- Spare parts shall be measured and paid for separately under relevant items

Supply and replacing the following unserviceable items/parts upper & lower rubber housing bush, stainless steel rotor sleeve and thrust bearing complete of AC submersible motor of any description & any capacity, all as specified and directed by the Engineer-in-Charge

Machining, grinding balancing and reconditioning work for the Rotor, stator item & capacities of the submersible motors of any description, complete all as specified and directed by the Engineer-in-Charge.

Supply and replacing the following unserviceable items/parts Gun metal bush, neck ring, impeller, spacer and pump key for multistage submersible pump of any description, 10 to 25 HP capacity, all as specified and directed by the Engineer-in-Charge

M&L for taking out & removing old burnt out windings of the submersible electric motors of following 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 ,transportation to site, fixing etc complete all as specified and directed by Engineer-in-Charge:-(a) 10 to 25 HP, three phase, 415 Volts, 50 Hz, AC supply

Lowering down in bore well of the submersible pump set after repair of any description and any capacity & in any position, in bore well alongwith column pipe and submersible cable of any size (approximately 40 mtr depth of pump set from GL) complete all as specified and directed by Engineer-in-Charge including making necessary electric connections & testing the pump set after lowering. NOTE:- Contractor shall take proper precautions while lowering pump set in bore well so as to avoid any damage to column pipe and submersible cable. All necessary T&P and equipment required for lifting out pump set etc shall be arranged by the contractor at his own cost and nothing extra shall be admissible on this account.

Dismantling/taking down of existing dosing pump with connecting accessories and repair/replacement with plastic shaft and impeller all as per existing make and model of unserviceable/worn out granular chlorination, high pressure, single head, gear motored adjustable dosing pump having out put 0 to 5 ltrs per hour, adjustable high pressure upto 10kg/sqcm with and including level gauge, agitator 120 watt 900RPM, single mounted motor with plastic shaft and impeller complete all as specified and directed by Engineer-in-Charge.

Dismantling the complete pump set of capacity 10 HP from foundation channel after disconnecting all inlet and outlet connections, carrying the same to workshop, dismantling of pump, cleaning thoroughly and taking down worn out parts such as Ball bearing, Impeller, rubber coupling, bushes, brass ring, studs, replacement of the same with new, lath work of pump shaft, impeller if required, reassembling, commissioning and testing after fixing on original site for smooth functioning up to the entire satisfaction of Engine-in-Charge complete all as specified and directed.

Dismantling the electric motor induction motor assembly of pump set of capacity 10 HP from the foundation after disconnecting the electric connection, carrying the same to workshop, dismantling of electric motor and taking down worn out windings of rotor field coils and excitor coils, rewinding the startor, rotor and excitor gauge, replacement of insulation material, heat varnishing provision of connecting leads and terminal plates etc to make the electric motor fully serviceable, reassembling the motor shifting back to the installation, assembling the same with engine making electric connections, testing and commissioning complete all as specified and directed by Engineer-in-Charge.

S&F in repairs 10 Sqmm, 3 Core, flat submersible Cable, PVC insulated, PVC sheathed with multi-stranded copper conductors, 1100 Volt grade, complete all as specified and directed by Engineer-in-Charge.

S&F in repair 16 Sqmm, 3 Core, flat submersible Cable, PVC insulated, PVC sheathed with multi-stranded copper conductors, 1100 Volt grade, complete all as specified and directed by Engineer-in-Charge.

S&F in repairs fully automatic star delta starter suitable for 30 HP, 415 volt, 50 HZ AC supply electric motor contactor size 32 Amp , over load relay 28-42 Amp all as specified and directed by Engr-In-Charge.

S&F in repairs fully automatic star delta starter suitable for 25 HP, 415 volt, 50 HZ AC supply electric motor contactor size 32 Amp, over load relay 28-36 Amp all as specified and directed by Engr-In-Charge.

S&F connecting and testing change over switch 4 pole 415 volts on load of rating 100 Amp and including sheet enclosures complete including taking out old unserviceable switch complete all as specified and directed.

Periodically maintenance of hot water plant capacity 100000 Kcal/hr/200000 Kcal/hr including Checking serviceability of burner, control panels, pressure gauge, temperature gauge, thermostat or temperature controller device, connection of water and flue gas pipes, hot water and cold water pumps, cleaning and servicing of boiler including any other safety device complete all as specified and directed.

(a) S&F Relay, suitable for hot water cap 200000 Kcal/hr

(b) S&F Power contactor for hot water generator as per sample

(c) S&F Oil pump of suitable size for cap 100000 Kcal/hr as per sample

Taking down old unserviceable PVC tank and Supply and fix PVC moulded water storage tank of 10000 Ltrs capacity 5 layers multi layered (ISI marked) cylindrical vertical type complete with inlet, outlet, overflow, and wash out connection, closed top cover complete including hoisting in position etc all as specified and directed by Engineer-in-Charge.

Material and labour for bacteriological and chemical analysis of water sample at govt approved lab (ISO 9001:2008) including collecting sample from pump house using lab owned sample jar complete all as specified and directed by Enginner-in-charge

S&F in repairs fully automatic Single phase preventer with suitable relay and suitable for 10 to 30 HP Submersible motor connected with, 415 volt, 50 HZ AC supply all complete as specified and directed by Engr-In-Charge.

S&F in repairs fully automatic Phase adjuster/Phase corrector with suitable relay and suitable for 10 to 30 HP Submersible motor connected with, 415 volt, 50 HZ AC supply all complete all as specified and directed by Engr-In-Charge.

Supply only Calcium based granular disinfectant for water treatment more stable than chlorine gas, and stronger than Bleaching powder and sodium Hypochlorite pack of 45 Kg, Plastic drum complete all as directed by Engr-in- Charge.

M&L for making adhoc arrangements for standby Submersible motor with pump as existing pump during the breakdown of any existing submersible pump, including transportation, installation and taking out existing submersible motor and lowering the standby pump with necessary T&P items as required at site complete all as specified and directed by Engr-in-Charge.

M/S SHEIKH FEROOZ AHMAD (BID ID -3145997)