REPAIRS TO LT PANEL INCLUDING EARTHING AND LAYING OF CABLE REPAIRS REPLACEMENT OF LT UG CABLE LT SWITCHGEARS LT PANELS POLES WITH ACCESSORIES EARTHING AT COIMBATORE AND MADUKKARAI STATION UNDER GE WELLINGTON

Amount

Excavation in trenches not exceeding 1.5M wide and not exceeding 1.5M in depth and getting out in for laying of under ground cable and foundation of poles.etc not exc 10 sqm on plan and getting out in hard/dense soil complete as specified and as directed.

Returning filling in including spreading, leveling watering and well ramming in layers not exceeding 25 Cm thick etc complete as specified and as directed.

Removal of excavated surplus soil to a distance not exceeding 50 m and depositing where directed at al level not exceeding 1.5 m above the starting point and all as specified and as directed.

GI Pipe light grade ISI marked conforming to IS - 1239 for protection of cable fixed in wall or laid in trenches suitable for 40mm dia including taking down old pipe complete all as specified and directed

GI Pipe light grade ISI marked conforming to IS - 1239 for protection of cable fixed in wall or laid in trenches suitable for 80mm dia including taking down old pipe complete all as specified and directed

Sand cushioning to PVC cable with using clean dry riddled sand in trenches for cable protection in trenches / ducts, gently punned below/around cable complete all as specified and sd directed. (Note: The punned down thickness shall only be measured)

Well burnt sub class ‘B’ bricks to be laid over dry sand cushioning in trenches as protection to cable flat abutting each other complete all as specified and directed.

XLPE insulated screened PVC bedded, galvanised Steel Strip or wire armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor including cable glands, cable lugs etc to suit the cable size, laid in trenches or fixing along the poles or passing through the pipe or laid under floors or through walls/ ducts, inside panel etc of size 95Sqmm x 3.5 Core including taking down old unserviceable cable complete all as specified and directed. Note: Excavation earth work, sand cushioning, cable cover & pipe for cable protection shall be measured and paid separately.

All as per Item No 8 here-in-before but size of cable 70 Sqmm x 3.5 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 50 Sqmm x 3.5 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 35 Sqmm x 3.5 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 25 Sqmm x 3.5 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 16 Sqmm x 4 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 10 Sqmm x 4 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 6 Sqmm x 4 Core and all as specified and directed.

All as per Item No 8 here-in-before but size of cable 2 Sqmm x 4 Core and all as specified and directed.

Straight through cable joint kit for 1100 Volts grade cable complete with jointing matreial heat shrinkable and accessories suitable for 3.5/4 core XLPE/PVC insulated, armoured aluminium conductor cable of size 16 Sqmm to 50 sqmm complete all as specified and directed. Make : M Seal/Cab seal/Denson/RPG

Straight through cable joint kit for 1100 Volts grade cable complete with jointing matreial heat shrinkable and accessories suitable for 3.5/4 core XLPE/PVC insulated, armoured aluminium conductor cable of size 70 Sqmm to 95 sqmm complete all as specified and directed. Make : M Seal/Cab seal/Denson/RPG

MCCB of capaciyt 400 Amps 415 Volts four pole 36 KA breaking capacity complete all as specified and as directed. Make : Legrand/ABB/Siemens/L&T

MCCB of capaciyt 200 Amps 415 Volts four pole 36 KA breaking capacity complete all as specified and as directed. Make : Legrand/ABB/Siemens/L&T

MCCB of capaciyt 160 Amps 415 Volts four pole 36 KA breaking capacity complete all as specified and as directed. Make : Legrand/ABB/Siemens/L&T

Connect including testing of change over switch capacity 63 amps AC 415 Volts four pole side/front handle operated in sheet steel enclosure complete all as specified and directed. Make : L&T/Siemens/C&S. Note : Minor addition alteration required in the panel for fixing of change over switch are deemed to be included in the above quoted rates.

Cutting of existing bituminous road surface including returning filling, ramming, making good with material and labour for PCC (1:3:6) type -C1 using 20mm graded stone aggregatefor 20cm depth and balance earth fitting complete all as specified and as directed.

Earthing complete with galvanized steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground vertically to a depth not less than 2.25 mtr deep below GL with top edge of the plate not less than 1.5 mtr below normal GL and connected to earth plate . Earth plate surrounded by 15 cm thick packed layers of charcoal dust and common salt upto 1.5 meter depth all around the earth plate and connected to earth lead of GI strip of 32x6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel and thimbles and other end of the earth wire connected to Plant/equipment and protected by galvanized iron or steel pipe light grade and water pipe 15mm bore, GI medium grade with funnel and wire mesh, including all necessary excavation and earth work PCC chamber in cement concrete 1:2:4 type C-1 and RCC cover slab 40mm thick with 6mm dia MS bars complete and all as shown in electrical plate No 3 of MES schedule Pt I of 2009 and also including making test point for testing of earthing made out of gun metal or phosphorous bronze size 75x75x25 mm complete. Note:- On testing after completion of earthing if desired earth resistance below 5 ohms is not achieved, the earthing will be redone at no extra cost.

Painting to steel tubular poles complete with cross arms, bracings, clamps and brackets with one coat of synthetic enamel silver paint including preperation of old surface complete all as specified and as directed.

Painting of Zebra patta to RCC/Steel tubular poles at bottom portion with black and white paints up to the height of 1.2mtr in alternate strip manner (width of strip not more than 30cm) and writing MES Nos on LT poles with black paint in capital letters of size 4cm height and 2 cm wide such as "LT-1, LT-999" with black on white back ground of not less than 16cm complete all as specified and as directed.

Preperation/cleaning of old painted steel surfaces of LT panels, HT switch boards and carrying painting with one coat of synthetic enamel paint first quality and writing SM/MES NO of 5cm height with white synthetic enamel paint and writing of block stencil cut MES No of 2 cm height complete all as directed by the Engr-in-charge.

Preperation/cleaning of old painted steel surfaces of Transformer of any capacity and carrying out painting with one coat of synthetic enamel paint first quality and writing SM/MES No 5 cm height with white synthetic enamel paint complete all as directed by the Engr-in-charge.

Installation of Air termination, single pointed aluminium rod 12mm dia and 300mm long complete all as specified and as directed.

Aluminium strip 25 x 3.15mm with saddles and fixing screws etc, for roof conductors and down conductors above ground level complete all as specified and as directed.

Test point terminal block made of gun metal or phosphorous bronze size 75x75x25mm drilled and screwed including 3 Nos 8mm dia 25mm long hexagonal head screw complete all as specified and as directed.

Supply and spread granite trap or basalt cpurse aggregate of size 50mm to 20mm grade for the outdoor substation complete all as specified and as directed by the Engr-in-charge.

Repair and replacement of power factor capacitor three phase of capacity including taking down old item complete all as specified and as directed. Make : Epcose/TC/Siemens/BCH/L&T

M&L for repair and replacement of power switching contactor including taking down old unserviceable item complete all as specified and as directed. Make : Epcose/C&S/L&T

M&L for repair and replacement of power switching MCB of triple pole of capacity 20 Amps including taking down old unserviceable item complete all as specified and as directed. Make : Epcose/C&S/L&T/Hager/Havells

M&L for repair/replacement of APFC relay 8 stage including taking down old unserviceable item complete all as specified and as directed. Make : AE/ Ebrit or equivalent

Dehydration of transformer oil with mobile stream line transformer oil filteration plant at site with all accessories connected to transformer and carrying out filtration of oil to dielectric strength ie., not less than 40 KV at 2.5mm gap complete all as specified and as directed. Note : Test certificates shall be submitted for before and after filtration for dielectric strength on the proper format.

M&L for replacement of transformer oil conforming to IS 335/1983 for topping up/replacement by stream line filter complete all as specified and as directed. Make : Oil/HP/BP/Electro

M&L for welding, grinding, repair of locking arrangement and hinges of various size of LT, HT panels, APFC panels, switch board complete all as specified and as directed by the Engr-in-charge.

S&F in repair bollard light 9 watts, LED, 230Volts AC outdoor type, energy saving, environmental friendly, long life aesthetically designed aluminium landscape luminare for diffused lighting with high power with thermal management in multiple optics and equipped with IP-65 protection, complete with driver and lamp including connection with suitable size of cable complete all as specified and directed. Make : Surya/Wipro/Crompton/Bajaj/Philips/Havells

Post top lantern LED type 20 Watt 230 Volts AC outdoor type with decorative post top for 360 degree indirect light of IP 65 protection with impact and corrosuon resistant complete with driver and lamp all as specified and directed.

Well glass high bay LED light fitting 70 watts 230 Volts AC outdoor type environmental friendly corrosion resistant vertical surface mounting pressure die-cast aluminium housing well glass luminiaries with high power LED light source with IP 66 protection complete with driver and lamp all as specified and directed.

Pole mounted junction box of size 230x170x105mm made up of sheet moulding compound/PVC box type with hinged type door locking arrangement, white colour (outdoor type) with MCB SP 6 Amps fixing in the box including fixing accessories such as clamp, nuts, bolts, washer etc complete all as specified and as directed.

Fabrication of name board box of size 1200mmx600mmx200mm for MES installations made up of suitable angle iron frame and acrylic sheet duly mounted on angle iron frame of suitable size grouted on PCC plinth painted with two coats of enamel paint over a coat of red oxide primer and name of the installation should be printed as per the direction of Engr-in-charge complet all as specied and as directed.

Excavating in post holes (or similar holes) each in soft /loose soil not exceeding 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removal of excavated materials to a distance not exceeding 50mtr and making good surfaces, complete all as specified and directed

PCC 1:4:8 type D-2 using 40mm graded stone aggregate as in foundation of fencing posts etc including necessary formwork complete all as specified and directed.

Mild steel work as in fencing posts, struts etc. including cutting tops to shape as directed, drilling holes, notching foir wire etc., flat iron fillets (for securing wire mesh) including all necessary drilling bolting for riveting etc., and sililar work conforming to Fe 290 Gde- 165 complete all as specified and as directed.

Preparation of new or untreated steel surfaces of any description not otherwise described over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer all as specified and directed.

Dismantling Chainlink fencing any type all as specified and directed.

Supply only chain link fencing including line wires, any mesh size and type of standard rails, straining bolts etc including provision of binding wire complete all as specified and directed.

Fixing only chain link fencing including line wires, any mesh size and type of standard rails, straining bolts etc including provision of binding wire complete all as specified and directed.

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