SPECIAL REPAIR/ REPALCEMENT OF ACBs AND COPE BOX UNDER GE HADDO, SRI VIJAYA PURAM

Amount

M&L for preparation of old painted surfaces of LT panels by cleaning/ rubbing with coarse cloth/ wire brushes to remove dust deposits, oil, grease, applying fiber coating over LT panel and repainting by applying one spray coat of synthetic enamel paint without disturbing/ damaging the electrical net work system/ equipment including marking of details of capacity/ rating/ incoming/ outgoing in capital English alphabets of required size of letter with suitable color and Danger notice plate with radium stickering in RED color complete all as specified and directed by Engineer in charge.

M&L for fabrication/repair of LT panel door covers made out MS Sheet 3mm thick necessary folding jointing as suitable at site with existing panel board indoor/outdoor including necessary welding, hinges and supports including painting with two coats of synthetic enamel spray paint over a coat of redoxide primer complete all as specified and directed. Note : Transport charges for electric/gas welding machine from workshop to site and back shall be included in the rate quoted.

M&L for decarbonizing / cleaning complete LT panel boards/ pillar boxes of 415 / 380 / 230 Volts, 3 phase bus bar chamber with electrical connections complete, after removing the complete bus bar from the bus bar chamber, cleaning with CTC and ensure proper decarbonizing including new bakelite of adaquate size where ever required re-fixing the same after applying Becktrol (Red) solution to the spout, checking all the connections, tightening the nuts, bolts, thimbles for incoming and outgoing system complete including renewal of defective/ rusted bolts, nuts, insulators etc. complete all as specified and directed by Engineer in charge.

S&F in repairs LED Indication Lamps 22.5mm dia R, Y, B 240 Volts DC/AC Neon type complete all as specified and as directed by Engineer in charge. [Make: Kaycee/ Teknik/ L&T/ Vaishnov/ AE/Binay]

M&L for taking out old unserviceable volt meter 0 to 500 Volts replacement of the same with new Digital Volt meter of same capacity suitable for existing panel board complete all as directed by Engineer-in-Charge. Make: L&T/Schneider/C&S/ABB.

M&L for taking out old unserviceable ammeter 0 to 250 Amps from panel board, S&F in replacement of the same with new Digital Ammeter of same size and capacity complete all as directed by Engineer-in-Charge. Make: L&T/Schneider/C&S/ABB.

M&L for taking down/removal of old burnt/damaged LT cable end termination and supply and making new LT 1100 volts termination with suitable size of lugs duly crimped for LT 3 1/2 core armoured aluminium conductor cable after isolating supply to transformer/LT pillar box/LT panel and disconnecting burnt/faulty cable from the bunch of cable gland and connecting back with new nuts, bolts and washers of nickel chromium with petroleum jelly after end termination testing and commissioning for the 3 1/2 core 95 Sqmm to 500 Sqmm cable all as specified and directed.

S&F MCCB 4 Pole, 400 Amps, 36 kA, 415 volts, 50 Hz adjustable over load 80-100%, with thermal magnetic release Ics=100%Icu, suitable for induction loads, connecting up with necessary spreader links complete all as directed including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxes complete all as specified and directed by Engineer in charge. Make: L&T or equivalent in Schneider/ ABB/ Legrand]

M&L for disconnecting and taking out existing old unserviceable copper bus bar of any size or shape, supply and fix new copper bus bar of suitable size and capacity to suit the existing requirement with proper insulators for mounting including reconnecting the electric cables complete all as specified and as directed by Engineer in charge.

Supply and fixing coloured sleeves of different colour and size for busbar of any size and type including removing old sleeve all as specified and directed by Engineer-in-Charge.

M&L for PCC 1:2:4 type B1 (using 20mm graded stone aggregate) as in coping of pole including use & waste of necessary form work including weathering, slightly rounded or chamfered angles and throating, complete all as specified and directed by engineer in charge.

S&F heat shrinkable sleeves suitable for 240Sqmm to 500Sqmm LT UG cable, 415V grade including disconnecting LT UG cable from Transformer/LT Panel/Feeder Pillar Box/Cope boxes and re-connection after completion complete all as specified and directed.

M&L for mild steel framed brackets of angles, tees, plates, heavy duty hinges for welding of cope boxes/LT Panel boards with web and flanges cut to shape, drilled and countersunk for screw including bending with necessary welding works for angles/hinges if necessary, gusset plates, riveting, brackets including of painting with two coats of synthetic enamel spray paint over a coat of redoxide primer including dismantling existing brackets complete all as specified and as directed by Engineer in charge.

Material and Labour for lifting the RCC slab upto 300 mm thick, 2 to 4m long, 1 to 2m wide and about 2.5 to 4.0 ton in weight on jetty by cutting/chipping the clearance groove all around, keeping aside using a crane for laying of new LT cable/water pipe line including removing of all LT/HT cables for cleaning of cable duct and placing romoved H/T cables at the same location after carrying out repairs including making good the surface with PCC1:2:4 complete as directed. Note for item No.01: (a) Cost of T&P required for the work shall be included in the quoted rate. (b) Site will be availabile in a restricted manner and prior approval shall be obtained before commencement of work. (c) Contractor is liabile for any damage caused to existing services or structures during the execution of work (d) Contractors are advised to visit the sites before quoting the rates.

Material & labour for laying of chequered plates by cutting / making in to the shape providing necessary angular supports and handles with 6 mm dia rod as per the site condition for cable trencehs of various sub-stations alongwith painting of one coat of synthetic enamel over a coat of two coats of redoxide all as specified and directed.

M&L for Disconnecting old HT/LT UG cables of size 3/3.5 core 95 to 500 sq mm and draw out from the pipe underneath the jetty slab by lifting the slab covers from power house to jetty, jetty to cope points including making good of the damaged PCC portion, and refixing back the slab covers,supports etc. Note :(a) LT cables after meggering found unserviceable will be the property of the contractor and shall be measured under schedule of credit. (b) Cost for lifiting of jetty slab and refixing shall be measured and paid separately.

M&L for Fabrication, supply install, test and commissioning of welding cope box of size 0.9 length x 0.6 width x 1 meter height made out of 6 mm thick MS sheet with 1mm thick FRP coating all over the cope box ,made out of upto 50 x 50 x 5mm angular iron frame and with provision for bottom cable entry, top opening, hinged lid and two side canopy with cable entry 03 No's and copper bus bars of 800 Amps capacity fitted with bakelite sheet of 20 mm thick, 400 Amp MCCB is fitted at one end and power supply given to ships at other end through connection of copper bus bar including mounting on RCC slab with cutting and making holes for cable laying including taking down old cope box complete all as specifed and directed. Note: Rate quoted includes cost of breaking the existing jetty slab and finishing work. (ii) Rate quoted includes cost of 400 amp 4 pole MCCB and copper busbar.

M&L for Fabrication, supply install, testing and commissioning of cope box of size 0.9 length x 0.6 width x 1 meter height made out of 6mm thick MS sheet with 1mm thick FRP coating all over the cope box ,made out of 50 x 50 x 5mm angular iron frame and with provision for bottom cable entry, top opening, hinged lid and two side canopy with cable entry 06 No's and copper bus bars of 2000 Amps capacity and with cable entry 03 No's and copper bus bars of 800 Amps capacity fitted with bakelite sheet of 20 mm thick including mounting on RCC slab with cutting and making holes for cable laying including taking down old cope box complete all as specifed and directed. Note: Rate quoted includes cost of breaking the existing jetty slab and finishing work.

M&L for fabrication, supply install, testing and commissioning of welding cope box of size 0.9 length x 0.6 width x 1 meter height made out of 6mm thick MS sheet with 1mm thick FRP coating all over the cope box ,made out of 50 x 50 x 5mm angular iron frame and with provision for bottom cable entry, top opening, hinged lid and two side canopy with cable entry 03 No's and copper bus bars of 800 Amps capacity and with cable entry 03 No's and copper bus bars of 800 Amps capacity fitted with bakelite sheet of 20 mm thick, 400 Amp MCCB (2 Nos) is fitted at one end and power supply given to ships at other end through connection of copper bus bar including mounting on RCC slab with cutting and making holes for cable laying including taking down old cope box complete all as specifed and directed. Note: Rate quoted includes cost of breaking the existing jetty slab and finishing work. (ii) Rate quoted includes cost of 400 amp 4 pole MCCB and copper busbar.

M&L for Fabrication, supply install, testing and commissioning of junction box of size 0.9 length x 0.6 width x 1 meter height made out of 6mm thick MS sheet with 1mm thick FRP coating all over the junction box ,made out of 50 x 50 x 5mm angular iron frame and with provision for bottom cable entry, side opening, hinged lid and two side canopy with cable entry 03 No's and copper bus bars of 2000 Amps capacity and with cable connectiong to same busbar 04 Nos (12 No's phases) for outgoing supply to various welding cope boxes fitted with bakelite sheet of 20 mm thick, including mounting on RCC slab with cutting and making holes for cable laying including taking down old cope box complete all as specifed and directed. Note: Rate quoted includes cost of breaking the existing jetty slab and finishing work.

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3.5 core x 400 sq.mm. (laid in trenches, ducts, pole, wall etc.) including taking out old unserviceable LT cable from trenches/pole/ducts etc. complete all as specified and as as directed by engineer in charge. Note: Rate of under ground cable includes earth Work, sand cushioning, brick or PCC covering, light Grade GI tubing where necessary,testing etc.

Supply and laying HDPE DWC pipe of size 120 mm(OD) x 103mm (ID) along with connected accessories like couplers, bends, end caps etc. for LT/ HT cable protection complete all as specified and directed by engineer in charge.

M/S. RUDRA ENTERPRISES (BID ID -3423489)

ABR Construction (BID ID -3424312)

RK TRADERS (BID ID -3423535)

ICON AGENCIES (BID ID -3424229)

SKV Engineering (BID ID -3423220)

bansal construction (BID ID -3423252)

A. R. ELECTRICALS (BID ID -3423824)