MAINT REPAIR REPLACEMENT TO EXTERNAL WATER SUPPLY WATER PUMPING DISTRIBUTION SYSTEM REPAIR REWINDING OF PUMPING SETS OF DIFFERENT CAPACITIES AND CONNECTED ACCESSORIES INCL ALLIED WORKS IN POCKET A AT JASAI MIL STN UNDER GE A BARMER

Taking up CI/DI Water mains including fittings 100 mm bore with spigot/Socket/Flanged ends including burning out joints and recovering lead (if any) complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per Item Sl No-01 but of size 150 mm bore.

Supply, lay, jointing and testing ductile iron pipes with spigot & socket ends of size 100 mm bore, class K7, centrifugally cast (spun) conforming to IS 8329/2000 with cement mortar lining inside surface of pipe with portland slag cement and externally metalic zinc coating as per IS 8329 including suitable rubber gasket joints, in any length, laid to level or to falls in trenches/on grounds/on support/stand complete all as specified and to the entire satisfaction of the Eng-in-Charge. MAKE : Tata/Jindal/Electrosteel.

Description all as per Item Sl No-03 but of size 150 mm bore, Class K-9.

Laying and testing only CI/DI pipes of any type after cleaning/removing clogged mud inside the pipes in trenches or above the ground level in any length, of size 100 mm bore complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per Item Sl No-5.00 but of size 150 mm bore.

M&L for run lead joint (Tyton Joints) for 100 mm bore DI pipe Spiget and sockets complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per Item Sl No-7 but of size 150 mm bore.

Description all as per Item Sl No-7 but of size 200 mm bore.

S&F ductile iron fitting conforming to IS 9523, suitable for spigot and socket pipes/ Flanged type of class K9/K7 up to 200 mm bore such as bends (any type radius and angle), tappers any type (straight bend increasing, decreasing or double socket etc), TEE pieces, Single branch, Y junction double branch, Cross collars, caps, plugs etc. including rubber gasket joints incl testing & taking down old unsv fittings complete all as specified and to the entire satisfaction of the Eng-in-Charge. MAKE : Tata/Jindal/Electrosteel.

NOTE for Item Nos 01 to 10 :

1) Earthwork (if any) shall be measured & paid separately.

2) Cost of nuts, bolts, metal washers, cutting, welding, fabrications works, demolition of concrete etc. required for taking down/laying of pipes/fittings incl cleaning of vegetation, bushes, small plantings etc. so as to facilitate laying of new pipes/relaying of old serviceable pipes/fittings/joints etc. after repairs to make the pipe line system functional & leak-proof is deemed to be included in the quoted rates.

3) Make of DI fittings shall be the same as that of the pipes.

4) Concrete work required for support of pipe(if any) is deemed to be included in the quoted rates.

Taking up or down GI steel tubing and connections/fittings, including cleaning for refixing or removal from trenches/buildings for replacement of size 100 mm dia complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per item No 11 above but 80 mm bore.

Description all as per item No 11 above but 50 mm bore.

Description all as per item No 11 above but 40 mm bore.

Description all as per item No 11 above but 25 mm bore.

Description all as per item No 11 above but 20 mm bore.

Description all as per item No 11 above but 15 mm bore.

M&L for galvanised steel water tubing, medium grade, 100mm bore with all running fittings such as bends, tees, unionss, elbows, connecting pieces etc. laid in trenches or on ground/other surface etc. incl testing complete all as specified and to the entire satisfaction of the Eng-in-Charge. MAKE : Tata/Jindal/Prakash.

Description all as per item No 18 above but 80 mm bore.

Description all as per item No 18 above but 50 mm bore.

Description all as per item No 18 above but 40 mm bore.

Description all as per item No 18 above but 25 mm bore.

Description all as per item No 18 above but 20 mm bore.

Description all as per item No 18 above but 15 mm bore.

Fixing/laying only of old serviceable GI pipes including new running fittings laid in trenches or on ground/other surfaces etc. of size 100 mm bore incl testing complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per item No 25 above but size 80 mm bore.

Description all as per item No 25 above but size 50 mm bore.

Description all as per item No 25 above but size 40 mm bore.

Description all as per item No 25 above but size 25 mm bore.

Description all as per item No 25 above but size 20 mm bore.

Description all as per item No 25 above but size 15 mm bore.

Supply and lowering coloum Pipe 50 mm dia (bore) galvanized tubing medium grade in shallow Wells with the help of Chain pulley, with both ends screwed and fixed with flanges and holed drilled, groves cut for cables flanges 10mm thick, welded to pipe with MS flats 20mm x 6mm thick 150mm long (03 Nos.) to flange and pipe in each flanged side, joints should be with nut bolts and 2 Nos of rubber gaskets.Each coloum pipe 3 mtrs long and ISI marked etc all complete all as specified and directed by Engineer-in-Charge

Supply and fix in repairs MS bolts and nuts with washers factory made of any size fixed in any position complete all as specified and directed by Engineer-in-charge.

Supply and fix in repairs Stainless Steel bolts and nuts with washers factory made of any size fixed in any position complete all as specified and directed by Engineer-in-charge.

Supply only Rubber Gasket sheet 3 mm Thick sheet for Flanged Joints

Supply only lead Wool

Supply only Gland packing 8-10 mm size

S&F Gun metal gate/globe valve 80 mm bore conforming to IS 781 -1984 with iron wheel head screwed both ends for iron pipe incl testing testing & taking down old unsv one complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per item No 38 here-in-before but of size 50mm bore.

Description all as per item No 38 here-in-before but of size 40 mm bore.

Description all as per item No 38 here-in-before but of size 25 mm bore.

Description all as per item No 38 here-in-before but of size 20 mm bore.

Description all as per item No 38 here-in-before but of size 15 mm bore.

Supply, install, commissioning & testing of CI Sluice Valve 80 mm bore, both ends flanged, class PN 1.6, ISI marked conforming to IS 14846:2000 with SS spindle and one number hand wheel including making new flanged joints with rubber gasket, necessary bolts, nuts, washers etc of suitable size incl taking down old unsv one complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per item No 44 above but of size 100 mm bore.

Description all as per item No 44 above but of size 150 mm bore.

Description all as per item No 44 above but of size 200 mm bore.

Supply, install, testing & commissioning of CI Non-Return (Reflux) Valve 80 mm bore, both end flanged, class PN 1.6, ISI marked conforming to IS 5312 (Part I & II) including making new flanged joints with rubber gasket, necessary bolts, nuts, washers etc of suitable size incl taking down old unsv one complete all as specified and to the entire satisfaction of the Eng-in-Charge. Note:- The rate quoted by contractor is deemed to be inclusive of Cutting and making new flanged in existing line at both end for installing NRV.

Description all as per item No 48 above but of size 40 mm bore.

Description all as per item No 48 above but of size 100 mm bore.

Supply, install, testing & commissioning of CI Butter fly Valve 80 mm bore, both end flanged, ISI marked including making new flanged joints with rubber gasket, necessary bolts, nuts, washers etc of suitable size incl taking down old unsv one complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per item No 51 above but of size 50 mm bore.

Description all as per item No 51 above but of size 100 mm bore.

Supply, install, testing & commissioning of Foot Valve with GM working parts 80 mm bore, ISI marked conforming to IS 4038 including making new flanged joints with rubber gaskets, necessary bolts, nuts, washers etc. of suitable size incl taking down old unsv one complete all as specified and to the entire satisfaction of the Eng-in-Charge.

Description all as per item No 54 above but of size 50 mm bore.

Description all as per item No 54 above but of size 40 mm bore.

Description all as per item No 54 above but of size 100 mm bore.

Supply and lowering coloum Pipe 80 mm dia (bore) galvanized tubing medium grade in Semi UG Sumps with the help of Chain pulley, with one ends screwed and fixed with flanges and holed drilled, groves cut for cables flanges 15mm thick, welded to pipe with MS flats 20mm x 6mm thick 150 mm long (03 Nos.) to flange and pipe in one flanged side, joints should be with nut bolts and 1 Nos of rubber gaskets and another side of pipe should be connected with cast iron foot valve inside sump,Each coloum pipe length 3-4 mtr will be depend on sump depth from ground level and ISI marked etc all complete all as specified and directed by Engineer-in-Charge

Description all as per item No 58 above but of size 100 mm bore.

NOTE for Item Nos 11 to 59 :

1) Earthwork (if any) shall be measured & paid separately.

2) Cost of nuts, bolts, metal washers, cutting, welding, fabrications works, demolition of concrete etc. required for taking down/laying of pipes/fittings/Valves incl cleaning of vegetation, bushes, small plantings etc. so as to facilitate laying of new pipes/relaying of old serviceable pipes/fittings/joints etc. after repairs to make the pipe line system functional & leak-proof is deemed to be included in the quoted rates.

3) Concrete work required (if any) shall be measured & paid separately.

M&L for cement concrete (1:2:4) type B1 (using 20 mm graded stone aggregate) in plinth courses, string courses, lacing courses, parapets and railings, copings, kneelers, apex stones, bed plates, kerbs, water troughs, foundation, supports, anchor blocks and the likes including weathering, slightly rounded or chamfered angles and throating incl 15 mm thick rendering complete all as specified & as directed by Engr-In-Charge.

M & L for cutting the existing hard standing/PCC/WBM road at a depth not less than 45 cm and 25 cm in width for taking out/laying of water pipe lines, returning filling in, complete including finishing the top surfaces by providing 20 cm thick cement concrete type B-2 (1:2:4) using 40 mm graded stone aggregate, bottom filled with excavated earth , finishing to a uniform smooth rammed surface complete all as specified and to the entire satisfaction of the Eng-in-Charge.

1) The requirement of JCB (if any) for cutting the hard standing/PCC/WBM road surface for repair/replacement of damaged/unsv water pipe lines is deemed to be included in the unit quoted rates & before cutting of any such

2) If the subject item has to be executed on National Highways (NH)/GRIP road, then the making good of the damaged/disturbed road surfaces & matching to the existing finish has to be done as per the NH /grip requirements/specifications (if desired so by the NH Auth) & the rates of the same is deemed to be included in the unit quoted rates.

3) If any damage to any Cable of SIGNAL/BSNL/WCB/MES etc. or to any Pipe lines of PHED/RSEB/MES etc. develops/occurs during execution of the works then the same shall be made good by the Contr to the entire satisfaction of the concerned Dept & the costs of the same is deemed to be included in the unit quoted rates.

S&F low density PVC pipe of size 50 mm dia of pressure rating 6kgf/sq. cm laid in trenches/PCC cutting/ along the wall for protection of cable with suitable size of steel clamps complete all as specified and as directed by the Engr-in-charge.

Supply, laying, jointing & testing XLPE insulated screened, PVC bedded, galvanized steel strip or wire Un-Armoured, electric power cables (heavy duty) 1100 Volts grade with stranded Copper conductor of size 25 sq mm 3.0 core in trenches / through GI pipe / fixed along with pole structure etc with all fixing & connecting accessories like Clamps,Lugs and Glands complete all as specified & as directed.

S&F in repairs Flat Three Core PVC Insulated & PVC Sheathed copper Industrial submersible Cable of size 6 Sqmm complete all as specified and as directed by the Engr-in-charge.

S&F in repairs Flat Three Core PVC Insulated & PVC Sheathed copper Industrial submersible Cable of size 10 Sqmm complete all as specified and as directed by the Engr-in-charge.

S&F in repairs Flat Three Core PVC Insulated & PVC Sheathed copper Industrial submersible Cable of size 16 Sqmm complete all as specified and as directed by the Engr-in-charge.

Supply, install, commissioning & testing of Submersible Pump controller in sheet enclosure type fully automatic star-delta starter confirming to IS/IEC 60947-4-1, suitable for motor rating upto 15 HP, AC, 415 V, 50 Hz, 3 Phase complete with in built WLC, Relay range 9-14 Amp & ON/OFF, Voltage & Ampere indications etc. Cat No : CS91038DOAO of Make LK or techno-commercially equivalent of LEGRAND/SIEMENS.

Description all as per item No 67 above but of motor rating 20 HP, Relay range 20-32 A, Cat No : CS91038DOCO of Make LK or techno-commercially equivalent of LEGRAND/SIEMENS.

Description all as per item No 67 above but of motor rating 7.5 HP.Relay range 9-14 A, Cat No : CS91037DOAO of Make LK or techno-commercially equivalent of LEGRAND/SIEMENS.

Description all as per item No 67 above but of motor rating 10 HP.Relay range 13-21A, Cat No : CS91037DOCO of Make LK or techno-commercially equivalent of LEGRAND/SIEMENS.

Dismantling the defective centrifugal pump set,of capacity 40HP, from foundation by opening of coupling and foundation bolts and transporting to workshop for repairing and reassembling after servicing and overhauling complete with oiling/greasing, lubricating the parts including repair/replacement of worn out parts and installation, commissioning and testing on full load complete all as specified and as directed by the Engineer-in-Charge.

1) Quoted rate is deemed to be inclusive of labour charges incl transportation to & from only for maint/repair/replacement of defective/unsv spares/accessories. Spares required shall be measured and paid separately as supply only under relevant items.

2) Cost of other minor items/spares such as nuts, bolts, washers, gaskets, paints etc. required for effective functioning of the plant/eqpt is deemed to be included in the unit quoted rates.

Material and labour for Reconditioning of impeller of any type for centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only Ball bearing (2 Nos) for front and rear side of centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only Bush Shaft Sleeves of Gun metal suitable for centrifugal pump set,of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only SS shaft (Non magnetic) with sleeves Chuck nut suitable for centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only gun metal neck ring suitable for centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only coupling set with stud and rubber bush suitable for coupling of centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only cooling fan and fan cover with bolts, nuts, washers suitable for centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only connection plate suitable for centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only Air cock and cooling pipe set with nozzle & nut suitable for centrifugal pump set, of capacity 40HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Dismantling the defective Mono block pump set,of capacity 12.5-15 HP, from foundation by opening of coupling and foundation bolts and transporting to workshop for repairing and reassembling after servicing and overhauling complete with oiling/greasing, lubricating the parts including repair/replacement of worn out parts and installation, commissioning and testing on full load complete all as specified and as directed by the Engineer-in-Charge.

1) Quoted rate is deemed to be inclusive of labour charges incl transportation to & fro only for maint/repair/replacement of defective/unsv spares/accessories. Spares required shall be measured and paid separately as supply only under relevant items.

2) Cost of other minor items/spares such as nuts, bolts, washers, gaskets, paints etc. required for effective functioning of the plant/eqpt is deemed to be included in the unit quoted rates.

Material and labour for Reconditioning of impeller of any type for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only Ball bearing (2 Nos) for front and rear side of Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only GM/SS Bush suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only SS shaft (Non magnetic) with sleeves Chuck nut suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only gun metal neck ring suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only cooling fan and fan cover with bolts, nuts, washers suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only connection plate suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only Air cock and cooling pipe set with nozzle & nut suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Supply only Coupling with stud and rubber bush suitable for Mono block pump set,of capacity 12.5-15 HP complete all as specified and as directed by the Engr-in-Charge. MAKE : As per Sample/OEM or as decided by the Engr-In-Charge/GE.

Lifting of 20 HP Submersible pump set assy from shallow well/UG Sump after removing MS clamps with the help of chain pulley block and disconnecting the GI pipes connected to pump set, disconnecting the pump and the motor, opening the motor and removing the unservicible winding and rewinding with same gauge copper wire, fixing new set of bearings for front and rear side, opening the pump and cleaning the mud and unwanted materials/waste from the impellers, reassembling motor and pump, greasing the moving parts, and shifting/transporting back to shallow well for lowering the pump set assy with the help of chain pulley block and installation, commissioning and testing on full load complete all as specified and as directed by the Engineer-in-Charge.

Description all as per item No. 91 above but submersible pumping set of capacity 10HP complete all as specified and as directed by the Engineer-in-Charge.

Description all as per item No. 91 above but submersible pumping set of capacity 7.5HP complete all as specified and as directed by the Engineer-in-Charge.

Description all as per item No. 91 above but open well submersible pumping set of capacity 7.5HP complete all as specified and as directed by the Engineer-in-Charge.

Dismantling the motor of centrifugal pumpset of capacity 40HP, removing the existing burnt out winding and rewinding with copper winding wire of existing gauge and weight, heat varnishing including replacement of all insulation materials and terminal leads etc. for AC, 3 Phase, 415 volts grade incl any other petty/minor items/spares required for making the motor functional and shifting/transporting back to MES Pump house and installation, commissioning and testing on full load complete all as specified and as directed by the Engineer-in-Charge.

Description all as per item No. 95 above but Mono block pumping set of capacity 15HP complete all as specified and as directed by the Engineer-in-Charge.

Description all as per item No. 95 above but Mono block pumping set of capacity 12.5HP complete all as specified and as directed by the Engineer-in-Charge.

NOTE for Item Nos 91.00 to 97.00 :

1) Quoted rate is deemed to be inclusive of labour charges incl transportation to & from only for maint/repair/replacement of defective/unsv spares/accessories.

2) Cost of other minor items/spares such as nuts, bolts, washers, gaskets, paints etc. required for effective functioning of the plant/eqpt is deemed to be included in the unit quoted rates.

Excavation in trenches n.exc 1.5m wide and n.exc 1.5m in depth for laying of pipe and getting out in soft/Loose soil complete.

Returning, filling in including spreading, levelling, watering and well ramming in layers n.exc 25cm thick.

Removing of excavated material n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point.

M&L for fabrication of 4.0 MM thick MS sheet confirming to FE-290 Grade E-165 covers for Valve Pit Chambers/UG Sump with necessary nuts, bolts, washers or welded attachment,welding etc. incl provision of handle for opening of cover work complete as required at site including applying two coats of black bituminous lead free paint over a coat of red oxide primer after preparation of surfaces complete all as specified & as directed.

M&L for MS framed work as ladder, cleats & similar work for Water Tanks/Sumps etc. confirming to Fe - 290, grade E-165, fixed with necessary nuts, bolts, washers or welded attachment as required including applying two coats of black bituminous lead free paint over a coat of red oxide primer after preparation of surfaces complete all as specified & as directed.

NOTE for Item Nos 101 & 102 : Cost of cutting, welding, fabrications works, demolition of concrete etc. incl making good the disturbed/damaged surfaces complete all as specified and to the entire satisfaction of the Eng-in-Charge is deemed to be included in the unit quoted rates.

M&L for cleaning thoroughly internally RCC overhead tank of the following capacities at 40 feet height/staging (maxm) at different locations by pumping out the accumulated water at the bottom using dewatering pump, removing the complete silt/sludge by suction process using either suction/vacuum pump, cleaning the walls, ceiling & floor using high pressure water jet to completely dislodge all the mud, dirt, algae, fungus & layers of calcinations, spraying anti-bacterial agent/food contact sanitizers to the walls, ceiling & floor of the tank to make it sterile to take care of any further suspended bacteria etc. which might have remained in the tank & applying one coat of white wash to all surfaces of walls & ceiling & two coats of acrylic emulsion weather proof paint externally over the Roof/wall after preparation of the external surfaces. The steel surfaces such as vent pipes, inlet/outlet/wash-out pipes, ladders inside & outside of the tank shall be provided with two coats of anti-corrosive bituminous paint & writing the details of OH tank capacity, date of tank cleaning, next due date of tank cleaning on the tank wall with white paint over black base/background with height of the letters not less than 15 cms complete all as specified and to the entire satisfaction of the Engr-in-charge.(a) 50000 gallons capacity at 25 Amn Coy RO Plant location & D Area RO Palnt.

M&L for cleaning thoroughly internally RCC semiunderground water tank/sump of the following capacities at different locations by pumping out the accumulated water at the bottom using dewatering pump, removing the complete silt/sludge by suction process using either suction/vacuum pump, cleaning the walls, ceiling & floor using high pressure water jet to completely dislodge all the mud, dirt, algae, fungus & layers of calcinations, spraying anti-bacterial agent/food contact sanitizers to the walls, ceiling & floor of the tank to make it sterile to take care of any further suspended bacteria etc. which might have remained in the tank & applying one coat of white wash to all surfaces of walls & ceiling & two coats of acrylic emulsion weather proof paint externally after preparation of the external surfaces. The steel surfaces such as vent pipes, inlet/outlet/wash-out pipes, ladders inside & outside of the tank shall be provided with two coats of anti-corrosive bituminous paint & writing the details of OH tank capacity, date of tank cleaning, next due date of tank cleaning on the tank wall with white paint over black base/background with height of the letters not less than 15 cms complete all as specified and to the entire satisfaction of the Engr-in-charge.

(a) 20000 gallons capacity at MES PH, FMA PH location.

(k) 100000 gallons capacity at 25 AMN COY PH.

(l) 150000 gallons capacity at 25 AMN COY PH, MES PH, Methadi Pump House, RO Pump House

NOTE for Item Nos 103 & 104:

1) Every care w.r.t. safety of the workers during climbing, working inside water reservoirs is to be taken & the Contr shall be responsible for the same.

2) Safety belts, working tools, ladders, stagings/scaffoldings etc. shall be provided by the Contr & the cost of the same is deemed to be included in the unit quoted rates.

3) Quoted rate is deemed to be inclusive of minor repairs/plastering of internal surfaces of the tank required to make good the damaged edges/surfaces of the tank.

4) The entire work of cleaning/disinfection of the tanks is to be got performed from the pioneers in this field taking into consideration the human consumption aspect. Details/credentials of the firms/teams from whom the Contr wishes to get the work executed is to be submitted in advance for approval of the same. Decision of the Engr-In-Charge/GE in this regard shall be final & binding.

5) The Contractor is to submit in writing the tentative schedules/dates for cleaning/disinfection of the tanks for approval of the same from Engr-In-Charge. There may be instances when the Dept won't be able to hand-over a particular tank for the subject work/job due to any reasons on the approved/scheduled dates.

6) The silt/sludge is to be removed to a distance not less than 50 mtr away from the tank area.

7) The complete work of cleaning/disinfection of the tanks is to be carried out in the presence of the JE/MES rep & a register to this effect has to be maintained by the Contr wherein entries w.r.t. Date & Time of Start/Completion of the work/job shall be entered & duly signed by both the Contr/Rep & Dept Rep for payment purposes.

M&L for construction of brick masonary valve pit of internal dimensions 1200 mm x 1200 mm x 1200 mm complete and fabrication of 4.0 mm thick MS Sheet cover and angle iron frame made out of 40mm x 40mm x 6 mm MS angle iron and one side provided with hinge with locking arrangement & duly painted with two coats of black bituminous paint over a coat of red oxide primer including necessary earth work and PCC work complete all as specified and as directed.

M&L for construction of brick masonary valve pit of internal dimensions 900 mm x 900 mm x 900 mm complete and fabrication of 4.0 mm thick MS Sheet cover and angle iron frame made out of 40mm x 40mm x 6 mm MS angle iron and one side provided with hinge with locking arrangement & duly painted with two coats of black bituminous paint over a coat of red oxide primer including necessary earth work and PCC work complete all as specified and as directed.

M&L for applying two coats of synthetic enamel paint over a coat of red oxide primer after preparation of surfaces of pipe lines any type/size on surface/floors with in the pump house/installation premises etc. for sizes upto & including 200 mm bore complete all as specified and as directed. (Length includes running connecting fittings such as bends, tees, crosses etc.).

1) The colour coding of the pipes meant for different purposes/locations is to be got approved from the Engr-In-Charge before commencement of the work.

2) Every care w.r.t. safety of the workers while preparation/painting of the pipe lines to & fro Over Head Tanks or other high mounting structures is to be taken & the Contr shall be responsible for the same. Safety belts, working tools, ladders, stagings etc. shall be provided by the Contr & the cost of the same is deemed to be included in the unit quoted rates.

Supply only ball valves, high pressure, PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe of size 25 mm bore complete. MAKE : Prayag or techno-commercially equivalent.

All as per item No 108 Above of size 20 mm bore.

Supply only Calcium Hypochlorite based high strength chlorine granules (60 to 65%), calcium hydroxide (4%), sodium chloride (15%) for Chlorination/Disinfection/Water treatment purposes packed in 45 Kg drums complete all as specified and as directed by the Engr-in-charge.

1) Contractor should supply the Calcium Hypochlorite as per latest direction of E-in-C

2) Calcium Based Granular Disinfectant is to be purchased either directly from Manufacturer/Auth Dealer/Distributor only.

3) Tax Invoice & Original manufacturer test certificates duly signed & certified by the Manufacturer/Auth Dealer/Distributor is to be submitted by the Contr to the Engr-In-Charge.

4) Calcium Based Granular Disinfectant is to be purchased by the Contr in such a manner that either atleast 1 year of residual life is there on receipt of the material or the required qty of materials is to be purchased/ordered in lots as per the requirement of the Dept (MES).

Supply and Fix MCB 3 Pole of Rating 40 -63 A with K Curve , Breaking capacity 10KA,Rated voltage 415V AC including suitable fixing arrangement in Existing LT Panel with of rating 40-63 A all as specified and directed by Engr-In-Charge. Make : LK, Cat No : LK30(40-63)0K or techno-commercially equivalent of Legrand /Siemens.

Supply and Fix MCCB 3 Pole, Breaking capacity 10KA (Ics = 100% Icu) with thermal magnetic release, Having ON-TRIP-OFF indication, NO-Load- Line Bias and Rated impulse withstand voltage (Uimp)-8KV, including suitable fixing arrangement in Existing LT Panel with of rating 40-63 A all as specified and directed by Engr-In-Charge. Make : LK, Cat No : EM90983OOHO or techno-commercially equivalent of Legrand /Siemens.

Description all as per item No. 112 above but of Rating 80-100A complete all as specified and as directed by the Engineer-in-Charge.Make : LK, Cat No : EM90813OOKO or techno-commercially equivalent of Legrand /Siemens.

Supply, install & testing of single phase Booster pump set with pressure tank suitable for 230 V,1 phase, 50 Hz system having capacity 1 HP/0.75 KW, Head range 7-45m, suction and delivery size 25X25 mm, Discharge range 70 - 15 LPM complete with necessary fittings complete all as specified and directed . Make : Crompton Cat. No.- CFMSMB5D1.00-V24 or techno-commercially equivalent in Kirloskar /CRI

M&L for earthing complete with Galvanised steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (in vertical position) earth pit not less than 2.25 mtr below normal ground level with the top edge of the earth plate not less than 1.5 mtr (B.G.L.) and connected to GI earth strip 32 x 6 mm by means of bolts, nuts, check nuts, and washers of galvanized iron including PCC pit & cover with suitable handle, including necessary excavation and earth work in any type of soil, 20 mm dia med grade galvanized steel tube for watering with one end fixed with suitable funnel and wire mesh, 40 mm bore medium grade galvanized steel tubing for drawing earth lead GI strip protection & common salt, charcoal in alternate layers etc. complete all as shown in EP No 3 of SSR Part 1 and testing on completion complete incl taking out old u/s earthing all as specified and as directed by the Engr-in-Charge/GE.