REPAIR,MAINT AND REPLACEMENT OF EXTERNAL ELECTRIC SUPPLY HT OVERHEAD LINES 2/4 POLES, ACSR CONDUCTORS, U/G CABLE AB SWITCHES AND OTHER CONNECTED WORKS OF HR AND RIDGE ROAD AREA UNDER GE (WEST) JABALPUR

Amount

Excavation in trenches for laying under ground cable, errection of poles and stays in any type of soil not exceeding 1.5 meter wide and not exceeding 1.5 meter deep and getting out complete all as specified and directed by Engr–in–charge.

Supply and laying Sand cushioning to under ground cable in trenches/existing cable trenches/ducts in layers of 8 cm deep before laying the cable and 15 cm deep after laying and stretching the cable complete all as specified and directed by Engr in charge.

S&F Precast cement concrete cable cover (ISI marked) class EHV, Type 1 of size 450mm x 180mm x40mm etc all as specifed & directed by Engineer in charge.

Removing surplus excavated material to a distance not exceeding 50 meter above the starting point complete all as specified and directed by Engr in charge.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and directed by Engr in charge.

Taking out existing broken/unserviceable stay assembly and supply and fixing new stay assembly complete with accessories and GI stay rod 20 mm dia 1900 mm long, stay wire 7/4 mm stranded galvanised including mild steel stay plate 300 mm X 300 mm x 6 mm and galvanised thimble, galvanised steel 14 mm dia 400 mm long stay bow and GI nuts, washers including loop type insulator vitreous porcelain white, brown or green big size with overall dimensions 90 mm x140 mm clearance of hole 25.5 mm complete all as specified and shown in electrical plate No. 1 of SSR part –I.

Taking down existing worn out/old/broken ACSR conductors of any size and length at any position from LT poles and supply, fixing and stretching new ACSR conductors of any size and type for over head LT poles including binding at site to insulator with suitable size of binding wire etc complete all as specified and directed by Engr in charge.

Taking down existing rusted/worn out MS cross arm, angle, clamps, nuts, bolts and washers and supply and fixing 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 complete all as specified and directed by Engr in charge.

Supply, laying, testing and commissioning of cable end termination joint out door type heat shrinkable type suitable for stranded aluminium conductor 3 core, 11 KV, earthed, XLPE 95-120 Sq mm cross sectional area complete all as specified and directed by Engr in charge Make : M-seal, 3M, Dension

Supply, laying, testing and commissioning of cable end termination joint in door heat shrinkable type suitable for stranded aluminium conductor 3 core, 11 KV, earthed, XLPE 95-120 Sq mm cross sectional area complete all as specified and directed by Engr in charge Make : M-seal, 3M, Dension

Supply, laying, testing and commissioning of cable end termination joint in door heat shrinkable type suitable for stranded aluminium conductor 3 core, 11 KV XLPE 120-185 Sq mm cross sectional area complete all as specified and directed by Engr in charge Make : M-seal, 3M, Dension

Supply, laying, testing and commissioning of Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm. Make : M-seal, 3M, Dension

Supply, laying, testing and commissioning of Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm. Make : M-seal, 3M, Dension

Earthing complete with galvanised steel earth plate electrode 60 cm x60 cm x 6 mm thick buried directly in ground ,(Earth pit not less than 2.25 meter deep below ground level) with top edge of plate not less than 1.5 meter below normal ground level ,connected to and including galvanised iron earth wire 32 X 6 mm by means of nut, bolts, check nuts and washers of galvanised iron or steel and provision of charcoal dust and common salt packed all around the earth plate including necessary excavation and earth work in any type of soil and testing complete all as specified and directed and shown in electrical plate number 5 of MES SSR part-I(1991). (a) Excavation and earth work for drilling hole for electrode in any type of Soil. (b) PCC pit in cement concrete 1:2:4 type B-1, Pre cast RCC cover with suitable handle 40 mm thick in PCC 1:2:4 type B-1, reinforced with welded steel wire fabric weighing not less than1.87 Kg/ Sq meter. (c) Funnel with watering pipe of GI 20 mm nominal bore light grade and lugs etc complete all as specified and directed (d) 50 mm nominal bore medium grade GI protection pipe 5 meter long for protection of earthing lead complete all as specified and directed. (e) Requisite quantity of common salt and charcoal. (f) Testing of earthing.

Supply & laying (in replacement) 80mm bore galvanized steel tubing "light grade" with GI fittings in trenches/ under roads/ along pole/ wall for cable protection all as specified & directed by EIC.

Taking out existing Pcc HT electric poles of any length including breaking of cement concrete, necessary excavation and earth work, dismantling cross arms, M.S. clamps, insulators etc and carefully taking down existing over head copper conductors or aluminium conductor.

Taking down existing old unserviceable Switch air break and supply and fixing of new Air break gang operated switch triple pole mechanically operated out door with all fitting/ accessories mounted on and including 11 KV porcelain insulator and steel channel frame GI operating rod 25 mm dia of suitable length with operating mechanism worked from ground level vertically or horizontal operated as per site requirement including locking arrangement for operating handle complete suitable for current rating 200 Amps 11 KV with dropout fuse assembly working pressure complete all as specified and directed by Engr in charge.

Taking down existing old unserviceable Switch air break and supply and fixing of new Air break gang operated switch triple pole mechanically operated out door with all fitting/ accessories mounted on and including 11 KV porcelain insulator and steel channel frame GI operating rod 25 mm dia of suitable length with operating mechanism worked from ground level vertically or horizontal operated as per site requirement including locking arrangement for operating handle complete suitable for current rating 400 Amps 11 KV working pressure complete all as specified and directed by Engr in charge.

Taking down existing old unserviceable Switch air break and supply and fixing of new Air break gang operated switch horizental triple pole mechanically operated out door with all fitting/ accessories mounted on and including 33 KV porcelain insulator and steel channel frame GI operating rod 25 mm dia of suitable length with operating mechanism worked from ground level horizontal operated as per site requirement including locking arrangement for operating handle complete suitable for current rating 400 Amps 33 KV working pressure with 18 Insulators complete all as specified and directed by Engr in charge.

Supply fixing and connecting in replacment single pole zinc oxide (gapless surge type) heavy duty station class, self supporting outdoor type lighting arrester having rated voltage 12 Kvrms discharge corrent 10.2 Kvrms insulation level suitable for rated system voltage of 12 KV supply system with maximum continuous operating v oltage (MCOV) not less than10 KV (rms) with highly non linear ceramic resister made of zinc oxide in hermetically sealed container complete with metal base, base inculator and suitable terminals for ground connections and pressure relieving arragement complete all as specified (Make : Cromption Greaves type ZLAX 15 or equivalent type in Raychem RPG Ltd/ELPRO) Note : The rate quoted against above item shall include necessary fixing arrangement of lightening arresster on two pole/four pole structure as per recommendations of manufactures.

Taking down existing cracked/unserviceable Pin type insulator and supply and fixing new Pin type insulator porcelain vitreous white, brown or green including one galvanised mild steel spindle, two galvanised washers and one galvanised iron nuts 150 mm dia for 11000 volts grade complete all as specified and directed by Engr in charge.

Taking down existing cracked/unserviceable Disc type insulator and supply and fixing new Disc type insulator porcelain vitreous 145 mm high and 255 mm dia ball and socket type (white, brown or green) complete single disc assembly for tension with tension clamps suitable for ACSR conductor working pressure 11000 volts grade complete all as specified and directed by Engr in charge.

S&F (in replacement) Anti climbing device, spikes type, fabricated out of mild steel bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole complete. including taking down old

Supply and laying /spreading the stone agregate 40 mm size laid spreading all as required and directed at site

Supply and erecting steel tubular poles complete with cast iron base plate finial taper plug , bolts Nuts & screws complete all as specified type 410SP 55 of 11 mtr long including painting of pole with one coat red oxide primer & two coat of aluminum paint & emedded portion shall be painted with two coat of black paint all as psecified in IS including the following:-(Refer TD grw No CEJZ/TD/824/91, Sht No1/2 dt 16.04.91 (a) Excavation in post holes in any types of soil ,return filling , well ramming and disposal of surplus soil to a distance not exceeding 50 mtr from the starting points.(b) PCC (1:4:8) type D2 using 40 mm graded stone aggregate as in foundation up to ground level all as specified and directed .(c) PCC (1:3:6) type C-2 using 40mm graded stone aggregate as in coping including necessary form work. (d) PCC (1:2:4) type B-2 using 20mm graded stone aggregate as in coping including necessary form work. (e) M&L for writing letters of figures ( Black, Roman, Itallicor Indian) with thick enamel paint of approved shade mn exc 5cm height in numbering of pole all as specified and directed .

Supply and fixing MCCB 4 pole 100 Amps rupturing capacity 16 KA, with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified and directed. Make - Legrand, ABB, C&S

Supply and fixing MCCB 4 pole 160 Amps rupturing capacity 16 KA, with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified and directed. Make - Legrand, ABB, C&S

Supply and fixing MCCB 4 pole 200 Amps rupturing capacity 25 KA, with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified and directed. Make - Legrand, ABB, C&S

Supply and fixing MCCB 4 pole 250 Amps rupturing capacity 36 KA, with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified and directed. Make - Legrand, ABB, C&S

Supply and fixing MCCB 4 pole 400 Amps rupturing capacity 50 KA with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified and directed. Make - Legrand, ABB, C&S

Supply and fixing MCCB 4 pole 630 Amps rupturing capacity 50 KA, with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified and directed. Make - Legrand, ABB, C&S

S&F in replacement change over switch 100 Amps ON load in sheet enclosure four pole to be fixed on wall with FI 32X6mm, nuts, bolts, washers etc. complete with all electric connection complete all as specified and directed. Make - Legrand, ABB, C&S

S&F in replacement change over switch 200 Amps ON load in sheet enclosure four pole to be fixed on wall with FI 32X6mm, nuts, bolts, washers etc. complete with all electric connection complete all as specified and directed. Make - Legrand, ABB, C&S

Earthing complete with galvanised steel earthpipe of 3000mm long and 65mmouter x50mm inner dia laid in ground by drilling in the ground as required with filling the back fill compound complete with all as required and directed with 32x6 mm GI strip up to testing point and making the earth pit of PCC as per sample as required at site and testing after completion complete all as specified and directed.Make HP earth or eqvt

Drilling (Horizontally) existing road ( Maximum 10 mtr wide) suitable for passing GI tubing upto 80/100mm complete all as specified and directed.

Re - stretching only existing ACSR of any size on HT/ LT pole including binding the ACSR with insulators, aluminium binding wire complete all as specified and as directed. Note : (i) The above work includes cleaning pruning of tree branches falling around the conductors (ii) One length shall be measured for complete span of 4/5/6 conductors & GI wire.

Trimming of tree branches Clearing of LT/HT line 4 mtr all around by cutting tree branches at ground level of any numbers and any girth on any numbers of conductors/earth wire complete all as specified and directed by Engr in charge.

Material and labour for painting to steel tubular pole/Rail Pole of HT/ LT over head line and all MS clamps, cross arm work on poles with one coat of superior aluminium paint including necessary preparation of surfaces and painting of alternate strip with black & yellow for LT poles and black & Red for HT poles synthetic enamelled paint strip 05 Nos each of 30 cm height up to 1.5mtr above PCC benching/coping complete all as specified and directed by Engr in charge

Material and labour for painting two pole structureconsisting of two steel tubular pole/Rail Pole of HT/ LT over head line and all MS clamps, cross arm work on poles with one coat of superior aluminium paint including necessary preparation of surfaces and painting of alternate strip with black & yellow for LT poles and black & Red for HT poles synthetic enamelled paint strip 05 Nos each of 30 cm height up to 1.5mtr above PCC benching/coping

Material and labour for painting four pole structure consisting of four steel tubular pole/Rail Pole of HT/ LT over head line and all MS clamps, cross arm work on poles with one coat of superior aluminium paint including necessary preparation of surfaces and painting of alternate strip with black & yellow for LT poles and black & Red for HT poles synthetic enamelled paint strip 05 Nos each of 30 cm height up to 1.5mtr above PCC benching/coping

S&F in replacement of pin type porcelain, vitreous, white brown or green insulator including 1 galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nuts suitable for 33 KV complete all as specified and directed.

S&F in replacement of disc insulator , porcelain, vitreous 145 mm high and 255 mm dia bolt and socket type, white, brown and green suitable for 33KV(main receiving station)complete all as specified and directed.

S&F in replacement of post type insulator suitable for 33 KV complete all as specified and directed.

Supply and fixing in replacement of Sealed maintenance free battery 12V, 150 AH etc all as specified and directed. Make : Exide, Amaron, Luminious

Taking out the old used HT cable from trenches and Relaying, jointing and testing XLPE /pilca insulated PVC outer seathed and PVC inner sheath, galvanised steel strips armoured, heavy duty power cable with aluminium conductor after disconnecting the cable from over head line and panel suitable for rated voltage of 11000 Volts grade Earthed system of size 95/120 sqmm 3 Core and laid in treches/ducts/pipe or on reod/pole etc all as required and directed at site. Note: excavation and earth work joints will be measured and paid seprately

Taking out existing old unserviceable XLPE/PILCA cable and supply, laying, testing and commissioning of new XLPE insulated screened PVCbedded galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 6.35 KV(UE) 11 KV (E) grade cross sectional area 95 sq mm 3 core in trenches, on poles and in ducts complete all as specified and directed by Engr in charge.

Taking out existing old unserviceable XLPE/PILCA cable and supply, laying, testing and commissioning of new XLPE insulated screened PVCbedded galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 6.35 KV(UE) 11 KV (E) grade cross sectional area 120 sq mm 3 core in trenches, on poles and in ducts complete all as specified and directed by Engr in charge.

S&F in replacement Resin/Epoxy casted air cooled high tension current transformer of dual ratio of 100-50/5 Amps, 10 VA burden out put, accuracy class - 0.5, suitable for rated voltage system of 11KV conforming to IS 2705/IEC 60044-1for metering/protection of breakers complete all as specified and directed. Make-EEW/Alstom/Crompton Greaves/GEC/Areva or as approved by GE(I).

Supply and fixing in replacement Over current and earth fault relay having auxilary voltage 24-110 volts, + 15% AC/DCcomplete all as specified and directed, Make :- Model No MC 61 of L&T or equivalent make as approved by the GE

Supply and fixing in replacement CEF HV Back-up fuse link, striker 80N (Medium) as per IEC 60282-1, indoor type suitable of ABB make RMU of capacity IN = 80 Amps, Un-12 KV, I3 -105 Amps, I1=63 kA, the fuse link shall be strictly as per sample available at 33 KV main power house or as directed by Engr-in-charge at site complete all as specified and directed.

Supply and fixing in replacement RMU connector made out of copper pipe of suitable size with complete design as per existing with PVC sleevs suitable for 11 KV RMU complete all as specified and directed, the connector link shall be strictly as per sample available at 33 KV main power house or as directed by Engr-in-charge at site complete all as specified and directed.

Routine and periodical cleaning the inside area of 11 KV Sub Stations including cutting and removal/uprouting of unwanted grass/bushes, small trees near all around sub station and pump houses complex complete including surface dressing and leveling by surface excavation wherever as required or as directed.

Supply and fixing in replacement capacitor bank , 50 KVAr, type PP, Cn 2.68, 50 Hz, Un-7.7 KV, Insulation level 28/75 KV, single pole, out door type, suitable for fixing in series in 33 KV gantry etc complete all as specified and directed .

Supply fixing and connecting in replacment single pole zinc oxide (gapless surge type) heavy duty station class, self supporting outdoor type lighting arrester having rated voltage 12 Kvrms discharge corrent 10.2 Kvrms insulation level suitable for rated system voltage of 33 KV supply system with maximum continuous operating v oltage (MCOV) not less than10 KV (rms) with highly non linear ceramic resister made of zinc oxide in hermetically sealed container complete with metal base, base insulator and suitable terminals for ground connections and pressure relieving arragement complete all as specified (Make : Cromption Greaves or equivalent type in Raychem RPG Ltd/ELPRO) Note : The rate quoted against above item shall include necessary fixing arrangement of lightening arresster on two pole/four pole structure as per recommendations of manufactures.

S&F rubber insulating mat 2x1 mtr 25 mm thick, suitable for electrical supply laid at various installations complete all as rerquired and directed at site

Repair and overhauling of gang operated drop out air break switch 33 KV double break rotating isolated fixed on 33 KV Gantry(33 KV Yard) with replacement of unserviceable parts complete all as directed (Note : Replacement of unserviceable part shall be measured and paid under relevent items of Sch.)

Supply only Tinned copper flexible jumper 400 Amps 33 KV

Supply only Back connector plate

Supply only Fixed contact 33 KV for rotary type double breck isolator ( GOD Switch )

Supply only Male contact 33 KV for rotary type double breck isolator ( GOD Switch )

Readjustment, cleaning of contact, greasing and testing of out door type air break switch 11 KV current rating upto 200 Amps including all materials required for alignment for AB switch in position and replacement of unserviceable parts connections with a Note : Replacement of unserviceable parts shall be measured and paid separately under relevant items.

Supply only brass terminal plate for mounting male contact of AB switch insulator.

Supply only male contact for AB switch contact suitable for 11 KV complete.

Supply only female contact for AB switch contact suitable for 11 KV complete.

Supply only post insulator for AB switch with metal part suitable for HT 11KV confirming to IS 5572-1972 complete.

Providing the cable fault locating Machine with necessary T&P at site for locating exact pin point of fault along with the length of armourd 6.6 /11 KV XLPE/PILCA insulated HT cable complete all as required and directed at site

Supply, jointing and testing outdoor type cold shrinkable end termination cable joint kit including all material and accessories suitable for 3 core 185 sqmm cable of 33000 Volt grade all as per manufactuer recommendation complete all as specified and directed. Make : M-Seal, 3M, Dension

M & L for painting of Guntry of 33 KV including angle iron,Chanle , post & flat iron strip with aluminium paint & steel gate with synthetic enamel gray paint as specified and directed by Engineer-in-charge.

S&F in repair under water light fitting LED 6 watt 24 volts DC complete with fixing in water and making the connection water proof all as required and directed at site Make Luker LUW6R or equivalent philips

S&F in repair the outdoor type LED Drive IP 65 protection 24 v DC of 2.5 amps complete with fixing arrangemnts all as required and directed at site Make Luker LUVD2 or in Philips

S&F in repair the flood light LED 150 watt with fixing arrangemnts all as required and directed at site Make Luker Cat no LFLHL 150 or equvalent Philips

S&F in repair the hand held search light LED 10 watt 12 volts 7 AH with charging facelity complete all as required and directed at site Make Kalin model KDL 10 SE or equivalent as approved

M&L for writing of details such as, Sl No, SM/MES NO/ Capacity on transformer body after cleaning of dirt/oil particles from the existing surfaces complete all as specified and directed

S&F (in replacement) PVC insulation tap 25 mm width, 5 mtr long complete.

S&F (in replacement) HT insulation tap 25 mm width, 5 mtr long complete. Make - 3M Birla

Supply and Fixing in replacement fuse wire 100 Amps complete.

Supply and Fixing in replacement fuse wire 200 Amps complete.

S&F in replacement DO fuse element of capacity 25Amp to 50 Amp (each packet shall consists of 10 fuses ) for 33 KV grade complete all as specified and directed. Make : ATC, Jaipuriya, GE Power

S&F in replacement DO fuse element of capacity 25 Amp to 50 Amp (each packet shall consists of 10 fuses ) for 11 KV grade all as directed. Make : ATC, Jaipuriya, GE Power

Supply only electrical rubber hand gloves suitable for 33 KV electrical pressure complete all as specified and directed, Make - Jaipuria, Crystal

Supply only electrical rubber hand gloves suitable for 15 KV electrical pressure complete all as specified and directed, Make - Jaipuria, Crystal

Sachdeva Enterprises