REPAIR REPLACEMENT MAINTENANCE OF EXTERNAL ELECTRIC SYSTEM AND HT SWITCH GEARS VCBs, TRANSFORMERS, HT POLES, HT UG CABLES AND ALLIED HIGH TENSION ELETRICAL WORKS AT KANCHRAPARA UNDER GE BARRACKPORE

Amount

M & L for complete servicing, Callibereation and testing of 11 KV Vacuum Circuit Breakeer (VCB) as per the following scope of the work :- (a) Complete servicing to be carried out as per the manufacturer guidelines. (b) Removal of corroded grease and foreign particles from various parts of the VCB. (c) Cleaning of all parts with cleaning agents such as CRC-226. (d) Checking the setting/alignment of pole assembly and contact impression. (e) Checking the arching contacts gap and same to be adjusted or replaced with new contacts if any. (f) Checking the release setting as UVR/Shunt trip/Earth fault protection release. (g) Checking the tightness of all hardwares if any and also presence of hardware and provide the same if not available. (h) Checking operating mechanism and trip mechanism function. (j) Re-greasing and lubrication of complete VCB. (k) Testing of protection release with necessary testing kit. (l) Re-fixing the VCB and service report to be issued. (m) CRM testing shall be carried out in all VCBs. Make of existing VCBs- CG/ALSTOM

S&F motor for SP charging with gear complete all as specified and as directed. Make : As per existing OEM as approved by GE

S&F spout Bushing complete all as specified and as directed. Make : As per existing OEM as approved by GE

S&F Vacum Intermpter complete all as specified and as directed.. Make : As per existing OEM as approved by GE

S&F Power Pack 110 VAC/ 110 VDC complete all as specified and as directed. Make : As per existing OEM as approved by GE

S&F T.N.C. Switch complete all as specified and as directed. Make : As per existing OEM as approved by GE

S&F Indicator lamp, LED type of colour red, blue and yellow complete all as specified and directed Note:- All the accessories and items are pertains to 11KV VCBs of rating 630-800A having make of existing VCB is CG and ALSTOM.

S&F in repair lightening arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo Amp of rating 11 KV complete all as specified and as directed.

Material, Labour & equipment for de-hydration and filtration of transformer oil to improve the di-electric strength (not less than 54KV) including recording results complete all as specified and as directed.

Supply only transformer oil ISI marked in sealed containers for transformers oil, confirming to IS-335 with dielectric strength of not less than 54 KV at 4 mm gap and testing for strength including recording results complete all as specified. Notes:- (i) Purchase vouchers alongwith manufacturer's test certificate shall be produced to GE. (ii) Nos of sealed containers shall be recorded in MB

S&F breather including of silica gel as per existing specification in sealed bag for transformer up to 650 KVA capacity complete all as specified and directed.

M&L for preparation of old painted steel or iron surfaces of transformer of any capacity by scrapping with steel wire brush/scrapper emery paper, etc. and applying two coats of synthetic enamel smoke grey paint over a coat of red oxide primer (painting shall be done by spray machine) including writing of SM No., MES No. etc. at prominent place/location of transformer capacity 100KVA to 630KVA with black synthetic enamel thick paint in white back ground complete all as specified and directed

S&F gang operated air breaker switch ,triple pole, mechanically operated , mounted on insulators and steel frame with operating mechanism worked from ground level using heavy duty GI pipe, for current rating 200 amps, out door type (confirming to IS specifications) HT 11 KV , triple pole with fixed contacts of phosphorous and bronze and a set of drop out HT fuse Assembly , Fuse carrier fitting , 9 insulator type mounted on MS channel operating rod with pad lock arrangement including dismantling old unserviceable gang operated Air breaker switch from two pole / four pole structure complete all as specified and as directed. Note: Rates quoted deemed to be inclusive of all equipment such as crane & transported vehicle

Supply, installing, testing and commissioning Automatic Power Factor Correction (APFC) panel CPRI approved for 3 phase, 415 Volts & 50 Hz, bus bar rating 160 Amps (RYBN) on epoxy insulators of capacity 50 KVAR, 8 stage ( 02x2.5KVAR, 02x5KVAR, 2x7.5KVAR, 02x10 KVAR) having powder coated, factory made and tested , (SIZE-As per requirement) platform mounted. The panel shall be dust and vermin proof, protection class (IP-43) in accordance with IS-2147. b) and made of 2.00 mm thick CRCA mild steel sheet and mild steel angle iron frame work (made out of 40 mm x 40 mm x 5 mm thick and 450 mm long), both side openable and front operatable type with aprons for cable entry, with proper ferrule & cable gland, internal wiring with PVC insulated multistranded copper conductor FRLS cable of adequate size but not less than 1.5 sqmm complete. All steel metal works including frame shall be with anticorrosive coating with seven tank process and finally epoxy polyester powder coating of flint grey shade. The scope of work also comprising of the followings :- (i) Main incomer MCCB of 125 Amps TPN (ii) All indicating LED type with red and green colour (iii) APFC Controller of rating 415 Volts, digital type, of make- L&T/Scheneider/Siemens (iv) All standard fitments like auto & manual switch, RYB indicators, Volt & ammeter and accessories as required for the APFC panel board.

Supply, installing, testing and commissioning HT Outdoor floor mounted Junction Box, CPRI approved, powder coated, factory made and tested, (SIZE-1200MMX12000MMX800MM platform mounted, suitable for 11 KV, 3 Phase , 3 wire, 50Hz AC supply system having bus bar chamber with HT Copper (RYB) silver coated 63 Amps rating installed on HTinsulators with bus bar chamber. The panel shall be dust and vermin proof, protection class (IP-65) in accordance with IS-2147. b) and made of 3.00 mm thick CRCA mild steel sheet and mild steel angle iron frame work (made out of 50 mm x50 mm x6 mm thick and 450 mm long), front opening type with aprons for cable entry, with proper ferrule & cable gland, internal wiring complete. All steel metal works including frame shall be with anticorrosive coating with seven tank process and finally epoxy polyester powder coating of flint grey shade complete all as specified and directed.

Excavation in trenches soft/loose soil not exceeding 1.5 mtr wide in not exceeding 1.5mtr in depth for foundation etc or for shaft well, cesspits, manholes, fire hole etc n.exc 10 Sqm on plan and not exceeding 1.5mtr in depth and getting out complete all as specified and as directed by the Engineer-in-Charge

Excavation in trenches soft/loose soil not exceeding 1.5 mtr wide in exceeding 1.5mtr in depth for foundation etc or for shaft well, cesspits, manholes, fire hole etc n.exc 10 Sqm on plan and not exceeding 3mtr in depth and getting out complete all as specified and as directed by the Engineer-in-Charge

Returning filling in including spreading, leveling, watering and well ramming in layers not exceeding 25cm complete all as specified and as directed by the Engineer-in-Charge

Removing excavated material not exceeding 50mtr and depositing where directed at a level not exceeding 1.5mtr above the starting point complete all as specified and as directed by the Engineer-in-Charge

M&L for sand cushioning in trenches for protection of HT/LT under ground cable including watering and consolidation.

Supplying and laying reinforced precast concrete cable cover,class HV, type -1 with peak of size 450mmx230mmx50mm

Supplying and laying common burnt bricks, clay building, sub class 'B' desingation 75 in trenches for cable protection complete all as directed.

M&L for GI pipe 80 mm "light grade" laid in trenches floors/on , pole/road for cable protection with all fittings complete all as specified and directed .

M&L for GI pipe 100 mm "light grade" laid in trenches floors/on , pole/road for cable protection with all fittings complete all as specified and directed .

M&L for earthing complete with galvanised steel earth plate electrode 600mmX 600mmX 6mm thick buried directly in ground vertically ( earth pit not less than 2.25 meters deep below ground level) with top edge of plate not less than 1.5 metres below ground level, connected to and includingGI Strip of size 32x6mm and light grade protection pipe of 40 mm dia from earth electrode up to test point or up to 7.5mtr whichever is less by means of GI bolts, nuts, check nuts and washers all as per electrical plate No 3 of SSR Pt-I and GI watering pipe of 20 mm dia medium grade, GI funnel with wire mesh including charcoal, salt packed all around the earth electrode plate in layers, PCC earth pit chamber (1:3:6) type C1, of size (45X 45X 45)CM, RCC cover (1:2:4) type B1 of size (45X45X6)CM, excavation/earth work in any strata and returning filling, removal of surplus soil and testing/test point for required value including removing old item complete all as specified and directed. (GI strip upto 7.5m including testing consider in this item).

M&L for providing cement concrete 1:4:8 type D-2 (using 40 mm graded crushed stone aggregate) as in foundation filling for poles complete including demolition of old PCC of any description all as specified and directed by Engr in charge.

M&L for providing cement concrete 1:2:4 type B-1 (using 20 mm graded crushed stone aggregate) for coping of poles including necessary form work and finished the surface and dismantling existing pole coping complete all as specified and directed by Engr in charge.

S&F new MS Cross arms, bracings, supports, clamp and back plates fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot drilling holes for bolts in any type, shape or as indicated and directed inclusive of one coat of red oxide and one coat of aluminium paint including taking down existing rusted/worn out MS cross arm, angle, clamps, nuts, bolts and washers and complete all as specified and directed by Engr-in-charge.

Laying only XLPE insulated, LT armoured electric cable with aluminium stranded conductor of 1100 volts grade, cross-sectional area 35 sqmm to 95 sqmm, 3.5/4 core laid in trenches / pipes / ducts / wall / borings with necessary cable lugs and glands, nuts, bolts and washers etc and testing after and including taking down/up of existing cable of any type and any size complete all as specified and directed . (NOTE: Excavation / earth work, sand cushioning, cable cover / brick shall be measured and paid separately if required) (Note: XLPE cable of size for this item will be issued under Schedule 'B' as free for laying only)

M&L for XLPE insulated, screened , PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminum conductor, 11000 volts, grade cross sectional area 95 Sq mm, 3 core cable all as specified and as directed by Enge-in-Charge.

M&L for XLPE insulated, screened , PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminum conductor, 1100 volts, grade cross sectional area 120 Sq mm, 3.5 core cable all as specified and as directed by Enge-in-Charge.

S&F HT cable route maker fabricated with Cast Iron with 6-7 mm thick round shhet on top of 150 mm complete with MS flat/Angle (size 25x25x5mm) iron leg of 600 mm long complete erect with PCC 1:2:4 complete all as specified and directed.

M & L for Trenchless Technology Boring by emplyoing Horizontal Directional Drilling/Boring machine (HDD Machine) for drilling under ground utility for laying HT power cable below 6 meter from the normal ground level at High Way crossing complete including HDPE pipe 110 mm PN8 PE100 type and jointing with HDPE sockets of suitable dia complete inluding inserting power cables of 95/120 Sqmm 3 core HT cable inside the 110 MM bore HDPE pipe and taken out other end of High Way road complete all as specified and directed by Engr-in-Charge. Note- Rate quoted by Contractor is deemed to be included for the following :- (i) HDD Boring/drilling 6 meter depp from normal ground level. (ii) HDPE pipe 110 mm bore PN8 PE100 type including jointing as per site requirement. (iii) Inserting HT cable 95/120 Sqmm 3 core power cable and taken out other end of High way road. (iv) Any permission required if any from NHAI/PWD, necessary action and departmental charges is levied by the Contractor.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for straight through Cold shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 Sq mm to 95 Sq mm.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination Cold shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armored aluminium conductor cable of size 50 Sq mm to 95 Sq mm all as specified and as directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for Indoor termination Cold shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armored aluminium conductor cable of size 50 Sq mm to 95 Sq mm all as specified and as directed.

Labour only stretching/Restringing of existing HT/LT over head line, ACSR of any type and GI wire maintaining sag in permissible limit, including provision of new wire for insulator all as specified and as directed by EIC.

Boaring holes horizontally under Road without damaging the surface of road (minimum 1.0 Mtr bellow the road surface) with the help of GI tubing of any dia not exc 100 mm dia for passing of UG cable all as specified and as directed. (Note:- GI Pipe laid shall be measured separately)

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking or key, scrubbing down with water, etc

Demolition of brickwork or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles

Demolition of unreinforced concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level)

M&L for brick work with sub class'B' bricks straight or curved on plan exc 6 mtr mean radius built in cement mortar (1:6) all as spd and directed

All as per Item No. here-in-before 46 but using old bricks (Note: Old serviceable bricks will be obtained from the Srl Item No. 45 here-in-before

M&L for 75 mm thk PCC 1:4:8 type D-2 as in sub-base to flooring.

M&L for 75 mm thk PCC 1:2:4 type B-2 as in flooring, finish the surface even and fair complete all as specified and as directed.

M & L screed bed or bedding layers of mortars 15 mm thick in cement mortar 1:6 for laying floor finishes.

M&L for pre-polished (lacquer coated) coloured chequered concrete tiles of size (300x300) mm and 25 mm thick, and pointed in white cement with colour pigment to match the colour of tiles, as in floors, pattern as directed by Engr-in-Charge.

M&L for 20 mm thick rendering in cement mortar (1:4) including WPC on brick work or concrete surface as in wall including finishing the surfaces even and fair complete all as specified and directed. (Note : WPC will be measured and paid separately).

Supply only liquid water proofing compound

Dismantling fencing wire mesh, any type

Demolition of reiforced concrete posts including including taking out embedded portion and making good all as specified.

Separating, scraping and cleaning of reinforcement (Demolition of concrete measured separately)

Excavation in post holes each, n.exc 0.5 cum, getting out, returning, filling in layers n.exc 25cm, etc and removal of surplus soil to a distance n.exc 50m and making good surface in soft/loose soil.

S&F for mild steel works as in posts and struts in fencing including cutting tops to shape as directed drilling holes,notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165

S&F for Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut,11 to 15mm dia of neck, exc 5cm and n.exc 10cm long.

M&L for applying two coats of synthetic enamel paint over a coat of red oxide primer including preparation of new steel surface over 10cm width or girth

All as per Item No.60 here-in-before n.exc 10cm in width or girth.

M&L PCC type C2 1:3:6 using 40 mm graded stone aggregates as in foundation, filling and mass concrete complete all as specified and as directed.

Supply only mild steel round bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips, Fe-410-W (Gde.E-250) quality-A or Fe 290 (Gde E-165)

Supply only PVC coated Chain link MS galvanisd fencing, mesh size (100x100)mm and nominal dia 5.0mm, all as specified and directed.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provission of binding wire

S&F for Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete, conforming to Fe 410 W (Gde E-250) quality B.

M&L for applying two coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over complete removing old paited surface of walls by scrapping with wire brush or by mechanical scrapper, washing etc complete and preparing for finishing

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JADAV CONSTRUCTION