REPAIR/ MAINT OF CENTRIFUGAL/ SUBMERSIBLE PUMPING SET AND CONNECTED WORKS OF WATER SUPPLY AT NAMKUM AND KHOJATOLI AREAUNDER GE RANCHI

Amount

Taking out the submersible motor from bore/open well upto 17.5 HP including GI pipe of 80/50 mm dia complete all as directed and transportation of submersible motor upto 17.5 HP 3 Phase from pump house at any location in Namkum area under AGE E/M Namkum Yard, transporting to contractors workshop, dismantling and carrying out necessary repair/replacement of motor including reassembling, testing and commissioning for satisfactory operation as per the following :- (a) Cutting out existing winding of stater of submersible motor of any make and rewinding with same size of copper winding wire as existing as directed by the Engineer-in-Charge. (Note:Cutting of existing copper winding shall be done in front of AGE E/M / JE E/M and rewinding photographs for the same will be provided ) (b) Straightening the slot of water of submersible motor of any make. (c) Replacement of thrust bearing block complete of submersible motor of any make. (d) Replacement of worm-out bushes of submersible motor as per manufactures design and specification. (e) Replacement of submersible cable 3 Core of suitable size 4 Mtr long complete with suitable clips. (f) Replacement of sand guard. (g) Providing of sleeves in end plate of submersible motor. (h) Replacement of cable gronment. (j) Replacement of water seal. (k) Replacement of studs with nuts. (l) Remetlling of motor shaft, turning to bring it to original size and shape and plastering of shaft of submersible motor. (m) Painting of motor and tranporting it back to site/store yard and testing to the entire satisfaction of Engineer-in-Charge.

All as per Item Srl No. 1 above but of capacity upto 10 HP.

All as per Item Srl No. 1 above but of capacity upto 7.5 HP.

All as per Item Srl No. 1 above but of capacity upto 5 HP.

All as per Item Srl No. 1 above but of capacity upto 25 HP.

All as per Item Srl No. 1 above but of capacity upto 60 HP.

Reparing of submersible pump upto 17.5 HP and lowering down of motor pump set with GI pipe and rope all as directed and transportation of submersible pumps upto 15 stage from pump house at any location in Namkum area under AGE E/M Namkum Yard, transporting to contractors workshop, dismantling and carrying out necessary repairs/replacement of pumps/testing as the following :- (a) Replacement of coupling of submersible motor pump key. (b) Overhauling of submersible pump and carrying out the following repairs. (c) Balancing of pump shaft and cutting of key slots. (d) Minor repairs of bowel assembly. (e) Re-threading of worn-out studs holes and providing over size studs with nuts. (f) Replacement of bowels bushes. (g) Replacement of neck ring. (h) Replacement of steel distance pieces. (j) Replacement of impeller. (k) Replacement of bowel. (l) Replacement of head extension. (m) Painting of pumps and transporting it back to site/store yard and testing to the entire satisfaction of Engineer-in-Charge.

All as per Item Srl No. 7 above but of capacity upto 10 HP.

All as per Item Srl No. 7 above but of capacity upto 7.5 HP.

All as per Item Srl No. 7 above but of capacity upto 5 HP.

All as per Item Srl No. 7 above but of capacity upto 25 HP.

All as per Item Srl No. 7 above but of capacity upto 60 HP.

S&F PVC insulated submersible cable water proof flat type 3 core with stranded copper conductor cable, 6 Sqmm, 1100 Volts grade inculding cable lugs/joints, connection to submersible motor and other end to aluminium amoured cable including jointing complete as directed. Make: HPL / Havell's /

All as per Item Srl No. 13 above but of 4 Sqmm, 1100 Volts submersible cable.

S&F HDPE Borecaps of size 250 mm dia complete all as directed by Engineer-in-Charge.

Replacement of old rusted GI Column Pipe heavy grade of size 80 mm dia flanged type in the bore/open wells complete all as specified and directed.

All as per Item Srl No. 17 above but of 50 mm dia.

S&F of steel rope in submersible bore wells from motor to top edge of the bore well of size 6 mm dia (Multi wire stainless steel) for holding of submersible pump motor set all as directed by Engineer-in-Charge.

M&L GI flange joints with rubber gasket or 3 mm thick chemically treated compressed including suitable size bolts, nuts and washer complete as directed of size 80 mm dia.

All as per Item Srl No. 20 above but of size 50 mm dia.

S&F MS work as/or holding MS clamps on tube well for delivery/column pipe, fabricated out of flat iron section as directed, made to shape drilled fixed with suitable size of MS bolts, nuts, washers etc including fittings like iron angle, tee, bend, stud nut bolt, Y junction etc and one shop coat of red oxide primer, after preparation of surface complete all as directed.

Flushing/cleaning of bore well including taking out and lowering of new /repaired submersible pump set of any size (5 HP to 17.5 HP), 3 Phase 400/415 Volts in 200/250 mm size tube well upto existing depth of bore comprising following nature of work:- (a) Dip connecting existing pipe connection in any size and removing electric connection. (b) Errection of trapord/chain pulley lock at site. (c) Unscrewing the submersible pump and removing the same at site for relowering. (d) Transporting the trolley mounted DTH machine at site for flusing the bore well/further boring if required. (e) Flushing the bore hole through compressor operating 120 PSI after lowering the rig in length 1.5 Mtr x 80 Nos continously till clear water in obtained not less than 8 hrs.

M&L for dismantling the power supply of electric motor any type including dismantling from pump and taking to workshop with necessary transportation and opening the complete motor and rewinding the rotor with super enameled copper wire as per the existing guage with necessary insulation, sticks and varnishing, including replacement of shaft bearing of shaft and replacement of bearing 02 Nos and motor terminals plate/cable ducts and minor repair of strater complete of capacity 100 HP including two coat of synthetic enamel painting complete all as directed including reassembling, testing and commissioning for satisfactory operation. Note : Cutting of copper winding of motor and rewinding shall be done in front of AGE E/M /JE E/M.

All as per Item Srl No. 24 above but of capacity 40 HP electric motor any type.

All as per Item Srl No. 24 above but of capacity 20 HP electric motor any type.

All as per Item Srl No. 24 above but of capacity 7.5 HP electric motor any type.

All as per Item Srl No. 24 above but of capacity 1 to 1.5 HP electric motor/booster pump any type.

M&L dismantling complete Centrifugal/Mono Block Pump set of any type and overhauling the pump re-threading of wornout holes of studs and providing over size studs with nuts and washers. Remantlling and balancing of shaft, replacement of gunmental bush, all bearing type 6309/6307/6307C etc and gland packing (12/8 mm) of pump set and refitting the same after the repair all as specified capacity 100 HP including two coat of synthetic enamel painting, SM No writings etc complete with base etc all as directed.

All as per Item Srl No. 29 above but of capacity 40 HP.

All as per Item Srl No. 29 above but of capacity 20 HP.

All as per Item Srl No. 29 above but of capacity 7.5 HP.

All as per Item Srl No. 29 above but of capacity 1 to 1.5 HP.

M&L Cement concrete (1:4:8) Type D-2 using 40 mm graded stone aggregate as in foundation filling and mass concrete, all as specified and as directed.

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

Excavation in trenches, n.exc. 1.5 m wide and n.exc 1.5m in depth for foundation and getting out in soft/loose soil, all as specified and as directed.

Demolition of cement contrete in ground floors and paving n.exc 15 cm thickness (below or above ground level), all as specified and as directed.

M&L in repairs gun metal gate or/glove valvewith iron wheel head(ISI marked) screwed both ends for iron pipe and fixed of size 15mm bore complete all as specified and directed

All as per item No 38 above but of size 20mm bore

All as per item No 38 above but of size 25 mm bore

All as per item No 38 above but of size 40 mm bore

All as per item No 38 above but of size 50 mm bore

S& F GI Tubing Medium grade ISI marked incl all fittings laid in trenches/fixed on wall of sie 15mm bore complete all as specified and directed

S& F GI Tubing Medium grade ISI marked incl all fittings laid in trenches/fixed on wall of sie 20 mm bore complete all as specified and directed

S& F GI Tubing Medium grade ISI marked incl all fittings laid in trenches/fixed on wall of sie 25mm bore complete all as specified and directed

S& F GI Tubing Medium grade ISI marked incl all fittings laid in trenches/fixed on wall of sie 40 mm bore complete all as specified and directed

S& F GI Tubing Medium grade ISI marked incl all fittings laid in trenches/fixed on wall of sie 50mm bore complete all as specified and directed

S& F GI Tubing Medium grade ISI marked incl all fittings laid in trenches/fixed on wall of sie 80mm bore complete all as specified and directed

Taking up or down GI tubing and connection and stacking neatly for reuse and removing the balance material from site of size 15 mm bore complete all as specified and directed

All as per item No 49 above but of size 20mm bore

All as per item No 49 above but of size 25 mm bore

All as per item No 49 above but of size 40mm bore

All as per item No 49 above but of size 50mm bore

All as per item No 49 above but of size 80mm bore

M&L for dismantaling the power supply of electric motor of STP including dismantling from pump and taking to workshop with necessary transportation and opening the coplete motor and rewinding the rotor with super enameled copper wire as per the existing guage with necessary insulation sticks and varnishing including replacement of shaft bearing of shaft and replacement of beraings and motor terminals plate/cable ducts and minor repair of starter complete of capacity 5 HP including two coat of synthetic enamel painting complete all as directed including reasembling testing and commissioing for satisfactory operation.

M&L dismantling complete centrifugal/monoblock/STP pump set of any type and overhauling the pump re threading of wornout holes of studs and providing oversize studs with nuts and washers. Remantling and balancing of shaft, replacement of gunmetal bush, all bearing type etc and gland packing (12/8mm) of pump set ad refitting the same after the repair all as specified capacity 5 HP including two coat of synthetic enamel painting, SM no writing etc complete with base etc, complete all as specifed and directed.

S&F MCCB four pole 415 Volt 50 Hz 250 Amp of capacity 36 KA with thermal magnetic release complete with all accessories.

S&F MCCB four pole 415 Volt 50 Hz 400 Amp of capacity 36 KA with thermal magnetic release complete with all accessories.

S&F MCCB four pole 415 Volt 50 Hz 100 Amp of capacity 16 KA with thermal magnetic release complete with all accessories.

S&F MCCB four pole 415 Volt 50 Hz 160 Amp of capacity 16 KA with thermal magnetic release complete with all accessories.

S&F MCCB four pole 415 Volt 50 Hz 63 Amp of capacity 16 KA with thermal magnetic release complete with all accessories.

Dismantling and repair of starter panel/LT panel of centrifugal motors of any capacity complete all as specified and directed. Note : material used/replaced in panel will be measured and paid seperately.

S&F in replacement of 3 Ph, Star delta starter panel for capacity 7.5 HP complete all as specified and directed

All as per item no 63 above but of capacity 10 HP

All as per item no 63 above but of capacity 17.5 HP

S&F in replacement of DOL Starter 3 Ph for capacity suitable upto 5 HP submersible motor pump complete all as specified and directed

S&F in replacement of DOL Starter 3 Ph for capacity suitable for 7.5 HP submersible motor pump complete all as specified and directed

S&F Dry run and over load protection with phase failure relay as per existing (sample) alongwith suitable CTS-01 Set and single phase preventer at Namkum and Khojatoli water supply installations complete all as specified and directed

S&F Surge protector of suitable rating (as per existing) 3 ph 4 wire base 415 Volts AC at Namkum and Khojatoli water supply installations complete all as specified and directed

S&F contactor suitable for starter panel as per (sample) existing for motor pump at Namkum and Khojatoli water supply installations complete all as specified and directed

S&F Copper bus bar of proper rating in Amps as per existing (Sample) busbar with suitable thickness for fixing in LT Panel in replacement of damaged bus bar complete all as specified and directed

S&F PVC copper cable 4 sqmm 2 core required for connection/fixing in LT/starter panel complete all as specifed and directed

S&F Current transformer (CT) as per existing (sample) suitable for electrical panel for pump /motor at Namkum and Khojatoli water supply installations complete all as specified and directed

S & F Suitable Add-on Auxilary Block for contactor (as per existing sample) (1No 1NC)/(2NO 2 NC) at Namkum and Khojatoli water supply installations.

S&F in replacement of RYB indicator required for LT panel or starter panel for centrifugal/submersible pumps at Namkum and Khojatoli water supply installations complete all as specified and directed.

S & F push buttons (set of green and red) with 2 NO 2 NC three phase suitable for starter panel at Namkum and Khojatoli water supply installations complete all as specified and directed.

S&F, XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 95 Sqmm for connection of 100 Hp centrifugal motor to existing panel at Pump house Namkum.

S&F Electronic adjustable cyclic timer for star delta starter as per existing (sample) at Namkum and Khojatoli water supply installations complete all as specified and directed

BHARATI ENTERPRISES