8307 REPAIR MAINTENANCE OF EXTERNAL WATER SUPPLY COMPONENTS ON THE RHS OF LION GATE INCLUDING PUMP MOTOR SLUICE VALVE PITS ETC AND OTHER WORKS LISTED IN AMP OF NAVAL DOCKYARD UNDER GE NW KUNJALI

Amount

Disconnecting horizontal split casing pump of any make/model, dismantling and taking out pump shaft assembly complete for replacement of pump bearing DE or NDE replacement of pump gasket including greasing the pumpset connecting to coupling testing & commissioning complete all as specified and directed for following sizes / capacities of pump :- Note :- Rates deemed to be included for decoupling and coupling pump with motor.

(a) Pump coupled with 75 HP motor suitable of bearing Make : SKF/NBC or equivalent as approved by GE

(b) Pump coupled with 40 HP motor bearing . Make : SKF/NBC or equivalent as approved by GE

(c) Pump coupled with 30/35 HP motor bearing Make : SKF/NBC or equivalent as approved by GE

(d) Pump coupled with 15 HP motor bearing Make : SKF/NBC or equivalent as approved by GE

(e) Pump coupled with 7.5 HP motor bearing Make : SKF/NBC or equivalent as approved by GE

(f) Pump coupled with 10 HP motor bearing Make : SKF/NBC or equivalent as approved by GE

(g) Pump coupled with 5 HP motor bearing Make : SKF/NBC or equivalent as approved by GE

S&F in repair DE/NDE bearing including necessary greasing reassemble the motor connect, testing and commissioning complete for following capacity motors :-

(a) Motor capacity 75 HP bearing Make : SKF/NBC or equivalent as approved by GE

(b) Motor capacity 40 HP bearing Make : SKF/NBC or equivalent as approved by GE

(c) Motor capacity 30 HP bearing No 6318 Make : SKF/NBC or equivalent as approved by GE

(d) Motor capacity 15 HP bearing No 314 Make : SKF/NBC or equivalent as approved by GE

(e) Motor capacity 7.5 HP bearing No 6313 Make : SKF/NBC or equivalent as approved by GE

(f) Motor capcity 5 HP bearing No 6310 Make : SKF/NBC or equivalent as approved by GE

M & L in repair replacement of rubber coupling Make : FENNER/ FINOLEX of size as per Existing including testing.

S&F in repair pressure gauge 150 mm dia range 0-10 kg/Sqcm , Make : FIEBIG. Note : Rate quoted deemed to be included for providing adopter/Ferrule/check nut etc required for fixing of pressure guage.

S&F in repair MS coupling suitable to 60/50 HP pumps at various installations.

All as per item No. 5 above but suitable for 40HP/20HP/10HP.

Disconnecting LT cables of various sizes from electric motor of different capacities and decoupling from the pumping sets, removing and taking down carefully and transporting to authorised workshop for rewinding strip opening and dismantling complete rotor and stator assemby, cutting; and taking out old burnt copper winding from the stator assembly and cleaning the slots of stor with carbon tetra chloride solution. Material and labour for rewinding complete stator assembly with and including super enamelled copper winding wire of suitable gauge machine with existing. Applying the minimum two coats of insulation varnish and keeping the stator assembly in heating chamber to improve for insulation value. Assemblyling the motor, transporting to site of worik, coupled with the pumping sets allingments properly, connecting the LT cables and testing and commissioning complete of the following capacity of Electric Motors :-

(a) 75 HP Capacity

(b) 40 HP Capacity

(c) 30 HP Capacity

(d) 15/20 HP Capacity

(e) 5/7.5/10 HP Capacity

S&F in repair/replacement of main contactor suitable for following capacity of motors including taking down old one :-

(a) 75/60 HP motor, MNX 95, 3 pole, 415V, 50 Hz Make :L&T/Havells/Siemens

(b) 40/50 HP motor, MNX 70, 3 pole, 415V, 50 Hz Make :L&T/Havells/Siemens

S&F in repair/replacement of over load relay suitable for following capacity of motors including taking down old one :-

40/50 HP motor , Relay range (35-50A) 415V, 50 Hz Make : L&T/Havells/Siemens

S&F in repair/replacement of MCCBs fixed in existing panel board Make : L&T/Havells/Standard/CG including taking down old one :-

(a) MCCB 3 Phase (TP) 200A 50Hz, 35 KA

(b) MCCB 3 Phase (TP) 100A 50Hz, 25 KA

(c) MCCB 3 Phase (TP) 63A 50Hz, 25 KA

M & L for replacement of unserviceable shaft sleeves for following cap pump sets :-

(a) Suitable for 40/30 HP

(b) Suitable for 15/ 20 HP

(c) Suitable for 10HP

M & L for replacement of unserviceable impeller as per existing suitable for following cap pump sets :-

(a) Suitable for 40/30 HP

(b) Suitable for 10 HP

(c) Suitable for 30HP

(d) Suitable for 15 HP

M & L for replacement of unserviceable air release valve made out of Stainless steel of any size / cap of pump set::- Note :- Rates for replacement of gaskets, nuts, bolts, washers, etc are deemed to be included in the item rate.

(a) 40 HP / 20 HP .

Supply anf fix in repair direct on line (DOL) starter 3 phase 415 Volts up to 05 HP capacity.

Material and labour for repairing and brazing wherever required with copper rod for rotor assembly of the following capacities of motor including grinding, cleaning, varnishing and testing complete all as specified and directed.

(a) 40 HP Electric motor

(b) 30 HP Electric motor

(c) 15 HP Electric motor

(d) 20 HP Electric motor

(e) 7.5/10 HP Electric motor

Material and labour for repairing, metal filling, turning and grinding on lathe machine shafts of the following capacity pump sets complete all as specified and directed.

(a) 40 HP Pump set

(b) 30 HP Pump set

(c) 15 HP Pump set

(d) 20 HP Pump set

(e) 7.5/10 HP Pump set

M&l for bacteriological and chemical analysis of water sample at M/S Italab Private Limited Mumbai/Govt approved lab (ISO 9001:2008). Note :- (a) The water sample should be carried in sterlized bottle/water can . (b) The rate quoted shall be deemed to include transportation and testing charges complete. (c) Test certificate of the lab be submitted in duplicate to department.

M&L for replacement of gland packing suitable for pump set 200 HP to 10 HP complete with removing worn out gland, cleaning etc. Make:-Champion or equivalent as approved be GE

Supply and fix in repair/replacement of Star Delta Starter for 40 HP Motor, 415V, 50 Hz Make :L&T/Havells/Siemens

Supply and fix in repair/replacement of Star Delta Starter for 30 HP Motor, 415V, 50 Hz Make :L&T/Havells/Siemens

Supply and fix in repair/replacement of Star Delta Starter for 20 HP Motor, 415V, 50 Hz Make :L&T/Havells/Siemens

Supply and fix in repair/replacement of Star Delta Starter for 15 HP Motor, 415V, 50 Hz Make :L&T/Havells/Siemens

Taking down and dismantling centrifugal pump sets of following capacity installed at various water supply installations for servicing/overhauling , greasing and replacement of worn out parts which shall be measured and paid separately under the relevant items of Sch `A' :-

M & L for run lead joint in repair with pig lead including pumping out / bail out water and necessary excavation and earth work in any type of soil,to repair the joints for following sizes of pipes :-

(a) 300 mm bore

(b) 200 mm bore

(c) 150 mm bore

(d) 100 mm bore

M & L for Cutting existing cast iron pipes and reducing for insertion of CI fittings to required length in position for following sizes :-

(a) 300 mm bore

(b) 150 mm bore

(c) 100 mm bore

(d) 200 mm bore

S&F in repair sluice valves flanged end, cast iron body, flanged and drilled and non rising type brass spindle with nut, long body, class PN 16, conforing to IS 14846 of 2000 for following sizes including all flange joint with rubber or fiber board, bolts, nuts and washers complete including pumping out accumulated water all as specified and directed. Make:- sant, kirloskar, kartar and of following size.

(a) 300 mm bore

(b) 250mm bore

(c) 200 mm bore

(d) 150 mm bore

(e) 100 mm bore

Construction of brick masonery valve chamber in repair of size 1.2 x 1.2 x 1.2 M (internal dimension) (above GL 0.30 mtr) suitable for fixing of sluice valves, 15cm thick foundation using PCC 1:4:8 type D-2 over 15cm thick hardcore of broken stone, 23cm thick brick walls built in cement and sand mortar 1:4, 15mm thick internal and external plaster including top of floor in cement and sand mortar 1:3, 15mm thick, finished even and smooth, without using extra cement, 5 mm thick plate cover on 50mm x 50mm x 6mm MS angle frame embeded in PCC 1:2:4 type B-1coping, having rectangular, hinged, opening of size 150 x 100mm with locking arrangements ,hold fasts, etc, applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces and earth work in any type of soil including disposal of debris outside MD land complete all as specified.

Supply, fixing in repair/replacement of steel water tubing, galvanised, Medium grade with all fittings in shafts such as nipple, union, socket, elbow, bends &,laid in trenches, with all fitting including taking down existing rusted pipes for the following sizes all as directed and specified

(a) 15 mm bore (fixed on wall)

(b) 20 mm bore (fixed on wall)

(c) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

(g) 100 mm bore

Supply and fix in repairs in existing line, gun metal gate valve with iron wheel head screwed both ends for iron pipe including fittings i.e. union, socket etc complete all as specified of following sizes :- Make : Guide/BIR/sant ( ISI marked )

(a) 40 mm bore

(b) 50 mm bore

(c) 80 mm bore

(d) 25 mm bore

Supply only cast iron pipes with spigot and socket centrifugally cast class `LA' in any length laid in trenches of following sizes. MAKE:-LAMCO INDUSTRIES LTD/ ELECTRO STEEL

(a) 300mm bore

(b) 200mm bore

(c) 150mm bore

(d) 100mm bore

(e) 80mm bore

S&F in repair MS plate cover 5mm thick of valve chamber,under groundsump/ over head tank, including necessary fabrication work with hinges, handle and applying two coats of synthetic enamel paint over one coat of Redoxide complete all as specified.

Taking down corroded MS sections and S&F angle iron frame of size 50 x 50 x 6 mm of valve chamber, over head tank, UG sump including necessary fabrication work with two coats of synthetic enamel paint over a coat of Red oxide complete all as specified

Supply only ALTOCH-GP high strength calcium based granular disinfectant for chlorination of water. ( Make : Declibac / SRAAC Ltd / Potter & Wats.

Supply and installed water lavel indicator on water sump with complete fitting like couter weight, rope, float, nut bolts etc all as specified and directed.

Material and labour for preperation of steel/iron surface of old painted surface of any description over 10 cm width or girth, not otherwise described, painting one coat with red oxide zinc chrome paint and 2 coat with synthetic enamel paint (ordinary tint) complete all as specified and directed).

Materal and labour for earthing complete with galvanised steel earth plate elctrode 600x 600 x 6 mm thick buried in ground not less than 2.25 mts deep below ground level with top edge of the plate not less than 1.5 meters below normal ground connected GI earth strip of size 25 x 4 mm fixed by means of bolts,nuts ,check nuts, and washers of galvanised iron GI pipe 25 mm dia perforated and top edge including necessary excavation earth work etc and earh pit size 300 x 300 x 300 mm with PCC type C1 1:3:6 RCC cover slab with type B1, 1:2:3 as per SSR plate No.5 and testing on completion.

RAJU ENTERPRISES

Nexus Infratech