Military Engineer Services-MES has published Repair/Maintenance Of Various Type Of Pump-Motors , And Its Allied Works And Switch Gears , Lt Panels , Centrifuging And Top Up Of Transformer Oil And Its Allied Works At Chakabama Mil Stn. Submission Date for this Tender is 13-02-2021. Switch Gear Tenders in CHAKABAMA Nagaland. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Feb-2021 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-02-2021 |
| Name of Work : REPAIR/MAINT OF VARIOUS TYPE OF PUMP-MOTORS, AND ITS ALLIED WORKS AND SWITCH GEARS, LT PANELS, CENTRIFUGING & TOP UP OF TRANSFORMER OIL AND ITS ALLIED WORKS AT CHAKABAMA MIL STN. | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Unit | |
| 1 | 1 | Disconnecting Water and Electric Connections from Centrifugal Pump/Motor of various Capacity at Pump Houses and Taking Down the same and Transporting to nearest pump repairing workshop i.e to Dimapur for repairing including returning back after repairing and reinstallation in original position and re-connecting all water and electric Supply and Testing, commissioning complete all as specified and as directed by Engr-in-Charge. | 3 | Each Job | |
| 2 | 2 | Dismantling Centrifugal Pump 50 HP Capacity of Type 82 CV 2 (A) of BAREJA make for carrying out repair/maintenance Work, replacement of unserviceable Spares includ- ing necessary Cutting, Grinding, Drilling, Machine Work for fixing Bushing, Impeller, Neck Ring, Shaft, Sleeve, Spares, etc., and Re-assembling the Same and Testing & commissioning complete all as specified and as directed by Engr-in-Charge. NOTE : New Spares as required/ordered for Proper functioning of Pump shall be Measured & Paid separately under respective Items. | 1 | Each Job | |
| 3 | 3 | Supply only Pump Shaft with keys & check nuts made out with EN 8 materials suitable for 50 HP Capacity Pump of Type82 CV 2(A) as approved, complete all as specified and as directed . | 1 | Each | |
| 4 | 4 | Supply only Cast Iron Impeller suitable for 50 HP CF pump type 82 CV 2(A) of Bareja makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed. | 1 | Each | |
| 5 | 5 | Supply only Cast Iron Diffuser suitable for 50 HP CF Pump type 82 CV 2(A) of Bareja makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed. | 1 | Each | |
| 6 | 6 | Supply only Cast Iron Bearing cover as required size for CF pump 50 HP type 82 CV 2(A) of Bareja makes of any capacity & any nos of staging as approved, complete all as specified and as directed. | 1 | Each | |
| 7 | 7 | Supply only CI Neck Ring of suction side/discharge size for 50 HP CF pump type 82 CV 2(A) of Bareja makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed. | 1 | Each | |
| 8 | 8 | Supply only Gun metal stage bush for 82 CV 2(A) type of Bareja/kirloskar makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed by Engr-in-Charge. | 1 | Each Set | |
| 9 | 9 | Dismantling Centrifugal Pump 60/75 HP Capacity of Type RKB 50/15 L 9/10 of KIRLOSKAR make for carrying out repair/maintenance Work, replacement of unserviceable Spares includ- ing necessary Cutting, Grinding, Drilling, Machine Work for fixing Bushing, Impeller, Neck Ring, Shaft, Sleeve, Spares, etc., and Re-assembling the Same and Testing, complete all as specified and as directed by Engr-in-Charge. NOTE : New Spares as required/ordered for Proper functioning of Pump shall be Measured & Paid separately under respective Items. | 2 | Each Job | |
| 10 | 10 | Supply only Pump Shaft with keys & check nuts made out with EN 8 material suitable for 100/75 HP Capacity Pump of Type RKB 50/15 L as approved, complete all as specified and as directed by Engr-in-Charge. | 1 | Each | |
| 11 | 11 | Supply only Cast Iron Impeller suitable for RKB 50/15 L type of Kirloskar makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed by Engr-in-Charge. | 2 | Each | |
| 12 | 12 | Supply only Cast Iron Diffuser suitable for RKB 50/15 L type of Kirloskar makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed by Engr-in-Charge. | 2 | Each | |
| 13 | 13 | Supply only Cast Iron Bearing cover with nut bolt as required size for pump RKB 50/15 L type makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed by Engr-in-Charge. | 2 | Each | |
| 14 | 14 | Supply only CI gland pusher for 82 CV 2(A)/ RKB 50/15 type of Bareja/ Kirloskar makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed by Engr-in-Charge. | 2 | Each | |
| 15 | 15 | Supply only Gun metal bush for RKB 50/15 type of Kirloskar makes pump of any capacity & any nos of staging as approved, complete all as specified and as directed. | 2 | Each | |
| 16 | 16 | Supply only Ball Bearing 6408/6307/6308 suitable for pumps as approved, complete all as specified and as directed,MAKE : TATA/SKF/ NBC. | 2 | Each | |
| 17 | 17 | Disconnecting/Dismantling and taking down the same and Transporting to workshop for repair i.e Dimapur and back Electric Driven 3 Phase 415 Volt 50 C/S Squirrel Cage Induction Motor cap 75 HP and taking out complete burnt copper Winding from the Slots, Cleaning the Slots and Re-winding Electric Motor with Super Enamel Insulated Copper Wire of existing Gauge/Size and Quantity including apply-ing Insulating Varnish, Drying, etc. including grinding/ fabrication works for insertion of bearing sleeve, replacement of Unserviceable Spares like Terminal Plate if required, putting bearing grease on bearings and Testing Insulating Strength, Re-assembling and Testing & commissioning at site complete all as specified and as directed by Engr-in-Charge. | 2 | Each Job | |
| 18 | 18 | All as per item no 18 above but 60/50 HP induction motor | 1 | Each Job | |
| 19 | 19 | All as per item no 18 above but 7.5 HP induction motor | 1 | Each Job | |
| 20 | 20 | All as per item no 18 above but 10 HP induction motor/Mono Block Pump | 1 | Each Job | |
| 21 | 21 | Supply only Ball Bearing 6312/6314 suitable for Elect motor as approved, complete all as specified and as directed, MAKE : TATA/SKF/ NBC | 2 | Each | |
| 22 | 22 | Supply only Fan Blade suitable for Electric motor (PVC) as approved, complete all as specified and as directed by Engr-in-Charge. | 2 | Each | |
| 23 | 23 | Opening top of 6,000 GPH capacity pressure filter Horizontal type, unloading the filter media form the pressure filter e.g sand gravells (diferent sizes) takings out carefully strainer (Push/Thread) from inside bed plate, cleaning the inside chamber disposal of sand/gravels within 100 metere radious from the existing filter plant and closing the top manholes with new gasket seat after charging of all filter media complete all as directed by Engineer-in-Charge(Note:- gravel off sizes,sand and PVC stainer will be measured and paid separately under the respective item here-in-after.) | 1 | Each Job | |
| 24 | 24 | Supply & charging of new filter sand of 20 x 40 mesh layer by layer from Borakar river as per designed layer to the pressure filters at different location. | 1.65 | CUM | |
| 25 | 25 | Supply & loading the new graded gravels of different size inside the pressure filters at different location.(a) Gravel of size 1" x 3/4" (25-20mm), (b) Gravel of size 3/4" x 1/2" (18-12mm) (c) Gravels of size 1/2" x 1/4" (10-06mm) | 2 | CUM | |
| 26 | 26 | M&L for painting with one coat of black bituminous paint suitable for drinking water inside the vessels after preparation of old surfaces as directed by Engg-in-Charge. | 10 | Sqm | |
| 27 | 27 | Oil Imersed star delta starter 415 Volt cap. 75 HP,56.0 KW, contactor size 65, overload relay range 55-70 as per site requirement and sample and all as specified and directed by Engr-in-Charge. | 1 | Each | |
| 28 | 28 | Excavation in trenches not exceeding 1.50 m wide and n.exc 1.5 m in depth for foundation of poles, cable etc, not exc 10 sqm on plan and getting out in soft/loose soil including taking out brick protection etc complete all as specified and directed. | 1 | Cum | |
| 29 | 29 | Ditto all as per item No. 1 above, but depth exc 1.5m and not exc. 3.0 m complete and ditto. | 0.1 | Cum | |
| 30 | 30 | Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25cm thick complete all as specified and directed. | 0.3 | Cum | |
| 31 | 31 | Removing excavated materials (soils) not exc. 50m and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and directed. | 0.1 | Cum | |
| 32 | 32 | M & L for PCC 1:4:8, type D-2, (using 40mm graded stone aggregate) as in foundation, filling and mass concrete for poles,transformers base etc complete all as specified and directed. | 0.15 | Cum | |
| 33 | 33 | M & L for PCC 1:3:6, type C-2, (using 40mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and directed. | 1 | Cum | |
| 34 | 34 | M & L for PCC 1:2:4, type B-1, (using 20mm graded stone aggregate) as in coping including necessary use & waste of form work complete all as specified and directed. | 0.15 | Cum | |
| 35 | 35 | Disconnecting HT/LT connections of burnt/defective distribution transformer 11/ 0.433 KV of capacity varying from 50 KVA to 200 KVA taking down from site with crane and shifting the transformer to trade/contractor’s workshop for repair, re-installing (after carrying out repair), testing and commissioning the transformers at site on full load. Complete all as specified and directed by Engineer-in-Charge. (Repair to transformer shall be measured and paid for separately under respective items here-in-after) crane shall be arranged by the contractor. | 2 | Each \nJob | |
| 36 | 36 | Opening up the top cover, dismantling and taking out the complete core assembly of the transformers of capacity varying from 50 KVA to 200 KVA for repair, testing the transformer for finding out the defects and taking out the burnt coils, cleaning and making good surface for rewinding complete, rewinding the same with existing size of strip /wire for coils/limb of HT/LT including internal cleaning, removing sludge, washing and applying one coat of zinc chromate paint to inner side of the transformer body and one coat of synthetic enamel Grey paint to the external surfaces after cleaning and removing oil spot from the body, re-assembling including replacment of HT / LT coils, defective core, bushing , gaskets, insulators pouring of filtered / dehydrated oil replacement of worn out bolts nuts, washers, if any and making the transformer leak proof and testing complete all as specified and directed. | 2 | Each \nJob | |
| 37 | 37 | M & L for toping up of the transformer and new with Transformer Oil having dielectric strength of new unfiltered oil not less than 30 KV and after filtration of oil dielectric strength not less than 60 KV. Make - Hindustan oil Ltd/Power/Power link/Savita power oil or equivalent | 400 | Ltr | |
| 38 | 38 | Supply only new copper strip wound coils/limb for LT winding of the transformer having capacity 50 KVA to 200 KVA, with suitable size copper strip so as to match with working capacity of the transformer and all as per manufacturer’s design/specification including provision of Class ‘E’, insulation, fixing the coils in position including connecting electrically in core assembly. Complete all as specified and directed. | 20 | Kg | |
| 39 | 39 | Supply only new copper wire wound coils for HT winding of transformers with super enameled copper winding wire of suitable gauge so as to match with the working capacity of transformer and all as per manufacture’s design and specification including providing Class-E insulation and fixing HT coils in position and connecting electrically in core assembly of 50 KVA to 200 KVA. Complete all as specified and directed. | 30 | Kg | |
| 40 | 40 | Supply only new cork sheet gasket 6 mm thick superior quality on top cover plate of the transformer capacity 50 KVA to 200 KVA. Complete all as specified and directed. | 1 | Sqm | |
| 41 | 41 | Supply only LT bush assembly brass complete with double check nuts, washers, and oil seal etc all accessories with bushing insulators for transformer capacity 50KVA to 200 KVA. Complete all as specified and directed. | 8 | Each | |
| 42 | 42 | Supply only HT bush assembly brass complete with double check nuts, washers and oil seal all accessories without bushing insulators for transformer capacity 50 KVA to 200 KVA | 6 | Each | |
| 43 | 43 | Supply only 11 KV porcelain bushing insulators for HT side out door/indoor type transformer capacity 50 KVA to 200 KVA. Complete all as specified and directed. | 6 | Each | |
| 44 | 44 | Supply only silicon sheet lamination for inserting in the core of transformer all as per manufacturer’s design/specifications and to match the working capacity of the transformer of capacity 50 KVA to 200 KVA. Complete all as specified and directed. | 2 | Kg | |
| 45 | 45 | Supply only tap changer switch suitable for indoor/out door type transformer of capacity 50 KVA to 200 KVA suitable for fixing on HV side tovary the voltage on LV side upto + 7.5% in step of 2.5%. Complete all as specified and directed. | 1 | Each | |
| 46 | 46 | S & F in replacement air breather assembly complete filled with fresh blue coloured silica gel suitable for indoor/out door type transformer of capacity 50 KVA to 200 KVA. Complete all as specified and directed. | 1 | Each | |
| 47 | 47 | S & F in replacement temperature gauge with range 0° –120° Celsius complete with all accessories suitable for indoor or out door transformer of capacity 50 KVA to 200 KVA. Complete all as specified and directed. | 1 | Each | |
| 48 | 48 | Supplying and fixing gun metal gate valve of 25 mm bore with iron wheel ISI marked in replacement of drain out valve of transformer of capacity 50KVA to 200 KVA. | 1 | Each | |
| 49 | 49 | Dehydration & filtration of transformer oil/ at site of installation for 11 KV, 433V step down transformer of any capacity and any make installed on pole mounted indoor/out door plinth mounted and obtaining di-electric strength minimum 50 KV (Testing of di-electric strength of dehydrated transformer oil of each transformer/voltage stabilizer will be carried out in the presence of Engr-in-Charge). Note : The transformer dehydration machine shall be arrange/brought by the contractor at site and no extra amount shall be paid to the contractor. | 1700 | Litre | |
| 50 | 50 | Dismantling of ACSR conductor of any size and type complete all as directed | 2 | Per Qtl | |
| 51 | 51 | Dismantling of insulators of any type & size from position including separating & setting a side serviceable insulators for reuse in the work & removing unserviceable insulator from site complete all as specified & as directed. | 36 | Each | |
| 52 | 52 | Dismantling of cross arms of MS channel or angle section etc complete and setting a side Complete all as specified and directed. | 2 | Qtl | |
| 53 | 53 | Dismandling of old 11 mtr long steel tubular swaged poles in any condition including excavation,breaking of concrete Complete all as specified and directed. | 3 | Each | |
| 54 | 54 | Dismantling of stay assembly Complete all as specified and directed. | 4 | Each | |
| 55 | 55 | Supply and straining of ACSR condutor of MINK on HT over head line including necessary binding work, jumpering, maintaing proper sag as per IE Rule including cutting of tree branches around the ACSR with in area of 5 mtr dia all as specified and as directed | 1.5 | Per Qtl | |
| 56 | 56 | All as per item No 43 above here in before fixing only the item obtained from sl item No 43. | 0.5 | Per Qtl | |
| 57 | 57 | S & F cross arms, bracing, support, clamps etc made out of mild steel channel or angle section of reqd size and shape including clamp, back plate with bolts, nuts & washers drilled for insulator bolts, welding, bending cold or hot in any shape or size including all fixing arrangement on HTover head line and painted with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified & as directed. | 1.5 | Qtl | |
| 58 | 58 | All as per item No 45 above here in before fixing only the item obtained from sl item 45 | 0.5 | Qtl | |
| 59 | 59 | S & F pin type insulator porcelain vitreous, white, brown or green including one galvanized mild steel spindle, two galvanized iron washer and one galvanized iron nut 150 mm height,150 mm dia for 11000 volts grade complete all as specified and directed. | 20 | Each | |
| 60 | 60 | All as per item No 47 above here in before fixing only the item obtained from sl item No 47 | 5 | Each | |
| 61 | 61 | S & F Disc insulator ,porcelain,vitreous,white,brown or green insulator 145 mm high and 255mm dia ball and socket type "two in series" assembly tension with tension clamps for conductors working pressure 11000 volts Complete all as specified and directed. | 6 | Each | |
| 62 | 62 | All as per item No 49 above here in before fixing only the item obtained from sl item No 49. | 5 | Each | |
| 63 | 63 | M & L for errection of steel tubular swaged poles with two coat of aluminium paint over a coat of red oxide zinc chrome primer in externally exposed to view portion and black bituminous painting to internal surface and portion embedded in concrete incl making five alternative strips 30 cm wide in different colour above ground level or plinth level incl marking of MES pole No in black paint complete with MS base plate,finial tapper plug,bolts,nuts & screws as specified type 410 SP - 55 (11.00 mtr long) conforming to IS :1678 including necessary excavation,returning and filling,removing of materials,concrete in pole upto ground level and coping of pole 30 cm above the ground level and transportation of the pole complete all as specified and as directed. | 3 | Each | |
| 64 | 64 | Air break gang operated triple pole switch , out door type, mechanically operated , mounted on insulators and steel frame with operating mechanism from ground level for current rating upto 200 Amps with drop out fuze set , locking arrangement , fuze mount and fuze element of rupturing capacity 200 MVA rating suitable for 11 KV 50 C/S including necessary connection, including taking down old unserviceable GOD complete all as specified and directed incl commissioning and testing after completion. | 1 | Each | |
| 65 | 65 | Supply and fixing lighting arrester , Expulsion type complete with all fittings, transmission class discharge capacity 65 KA , suitable for 11 KV including takingdown complete and all as specified and directed. | 2 | Each | |
| 66 | 66 | M & L for earthing complete with galvanised steel plate electrode 60 cm x 60 cm x 6 mm thick burried directly in ground (earth pit not less than 2.25 mtr deep below ground level) connected to galvanized earth wire 4 mm dia by means of nuts, bolts, check nuts and washers of galvanized iron strip or steel all as shown in electrical plate No 5 connected to earthing test point including necessary earth work and PCC (1:3:6) type (using 20 mm graded stone aggregate) pit and CI cover and watering pipe 15 mm dia medium grade GI pipe for earthing lead to protect it from any mechanical damage/injury including testing on completion. | 2 | Each | |
| 67 | 67 | All as per item No 54 above here in before 32 x 6 mm GI strip earthing | 1 | Each | |
| 68 | 68 | M & L for danger notice plate of 1.6 mm thick mild steel sheet , vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S clamps , bolts and nuts of approved size for HT 25 x 20 cm size including fixing arrangement Complete all as specified and directed. | 4 | Each | |
| 69 | 69 | M & L for anti climbing device spikes type fabricated out of M.S bars ( Round , Square and flat ) including nuts, bolts, washersand welding in two halves made to shape to suit the cross section of the pole. Complete all as specified and directed. | 0.2 | Per Qtl | |
| 70 | 70 | M & L for stay assembly with 20 mm dia stay rod complete with accessories as shown in electrical plate No 1 , including loop type insulator, stay clamps and stay wire excavation and concrete suitable for HT poles Complete all as specified and directed. | 2 | Per Set | |
| 71 | 71 | M&L for preparing cleaning and painting with two coat of aluminum paint to single pole/two pole /three pole/ four pole structure of HT 11KV complete of tubular poles cross arms MS channel angle iron frame work, bracing etc including numbering of poles with black paint Note:- Two pole/ three pole/ four pole structure each pole will be measured and paid separately | 20 | Each | |
| 72 | 72 | M&L XLPE insulated, screened, PVC bedded,galvanised steel strip or wire armoured,electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 95 sq. mm 3 core. Complete all as specified and directed. | 20 | RM | |
| 73 | 73 | S & F Cable jointing kit for 11 KV (Earthed) grade cable for out door termination heat shink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor of cable size 95 sqmm 3 core, Complete all as specified and directed. | 2 | Each |
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