REPAIR AND MAINT OF UNDERGROUND LT CABLES, OH LINE AND ASSOCIATED WORKS IN TECH AREA AT MIL STN JAISALMER

Amount

Supplying, laying, testing and commissioning of LT UG cable, XLPE insulated, heavy duty, 1100V grade of size 240 Sqmm 3½ core electric cable with aluminum conductor, served with an inner sheathing of PVC tape armored with galvanized steel wire or tape and overall PVC sheathed, laid in trenches or passing through pipe, making all connections with and including provision of necessary glands, lugs, bushing etc as required including taking down existing unserviceable cable complete all as specified and directed by Engineer-in-Charge.

All as per item No 1 here-in-before but of size 120 sq mm. 3½ core

All as per item No 1 here-in-before but of size 95 sq mm. 3½ core

All as per item No 1 here-in-before but of size 70 sq mm. 3½ core

All as per item No 1 here-in-before but of size 50 sq mm. 3½ core

All as per item No 1 here-in-before but of size 35 sq mm. 3½ core

All as per item No 1 here-in-before but of size 25 sq mm. 4core

All as per item No 1 here-in-before but of size 16 sq mm. 4 core

All as per item No 1 here-in-before but of size 10 sq mm 2 core. Note for item No. 1 to 9 :- Earthwork excavation sand cushioning, Jodhpur Stone patti, GI protection pipe shall measured and paid separately under respective items.

Excavating in trenches, n exc 1.5m wide and n exc 1.5m in depth , for foundation, etc or for shafts, wells, cesspits, manholes, pier holes, laying of cables etc. n exc 10sqm on plan and n exc 1.5m in depth and getting out in any type of soil complete all as specified & directed by Engineer-in-Charge.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, laying of cable/pipe/pole etc or soil for shaft, walls, cesspts, manholes, pier holes etc not exceeding 10 sqm on plan and n exc 1.5m in depth and getting out in Soft/disntegrated rock complete all as specified & directed by Engineer-in-Charge.

Excavating in trenches, not exceeding 1.5m wide and exceeding 1.5m but not exceeding 3.00m depth for foundation etc or for shaft, wells, cesspits, manholes, pier holes etc not exceeding 10 sqm on plan and n exc 1.5 m in depth and getting out in soft/ disintegrated rock complete all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick soil complete all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick soft/disintegrated rock complete all as specified & directed by Engineer-in-Charge.

Removing excavated material soil/disintegrated rock to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed by Engr-in-Charge.

M&L for sand cushioning to underground cable with tibba sand and punning to provide required cover complete all as directed by Engineer-in-charge. (Note :- Punned thickness of sand cushioning shall only measured for the purpose of payment).

Supply & laying 40 to 50 mm thick roughly hammer dressed Jodhpur stone patti cable cover 25 cm to 30 cm wide and n.exc 60 cm long each laid dry abutting with each other with maximum gap between adjacent slabs n.exc 10 mm complete all as specified & directed by Engineer-in-Charge.

Supply and fixing MCCB 4 Pole 400 Amps, breaking capacity 36 KA, thermal & magnetic adjustable type, 415 volts with extended copper terminals complete and connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified & directed by Engineer-in-Charge. (Note: ICS = ICU 100%).

Supply and fixing MCCB 4 Pole 250 Amps, breaking capacity 36 KA, thermal & magnetic adjustable type, 415 volts with extended copper terminals complete and connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified & directed by Engineer-in-Charge. (Note: ICS = ICU 100%).

Supply and fixing MCCB 4 Pole 200 Amps, breaking capacity 36 KA, thermal & magnetic adjustable type, 415 volts with extended copper terminals complete and connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified & directed by Engineer-in-Charge. (Note: ICS = ICU 100%).

Supply and fixing MCCB 4 Pole 160 Amps, breaking capacity 36 KA, thermal & magnetic adjustable type, 415 volts with extended copper terminals complete and connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified & directed by Engineer-in-Charge. (Note: ICS = ICU 100%).

Supply and fixing MCCB 4 Pole 100 Amps, breaking capacity 16 KA, thermal & magnetic adjustable type, 415 volts with extended copper terminals including taking out existing UNSV / burnt MCCB complete all as specified and directed by Engineer-in-charge. (Note: ICS = ICU 100%).

Supply and fixing MCCB 4 pole 63 Amps rupturing capacity 16 KA with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCCB complete all as specified & directed by Engineer-in-Charge.

Supply and fixing MCB TPN 100 Amps rupturing capacity 10 KA with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCB complete all as specified & directed by Engineer-in-Charge.

Supply and fixing MCB TPN 63 Amps rupturing capacity 10 KA with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCB complete all as specified and directed.

Supply and fixing MCB TPN 40 Amps rupturing capacity 10 KA with connecting links on LT panel/feeder pillar including dismantling/taking down existing unserviceable MCB complete all as specified & directed by Engineer-in-Charge.

S&F MCB Single pole and netural rated capacity 40 Amps, 240 volts breaking capacity 10 KA including dismantling/taking down existing unserviceable MCB complete all as specified & directed by Engineer-in-Charge.

Material and labour for cutting the existing bituminous road / hard standing to size not exceeding 45cm wide and depth not less than 45cm for passing of UG cable through GI pipe and making good the disturbed surface filled with excavated material and top 200mm depth with plain cement concrete (1:3:6), type C1 (using 20mm graded stone aggregate) complete all as specified and directed by Engineer-in-Charge.

S&F steel water tubing 50 mm bore, 'light grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors in trench on pole for protection of cable etc and including taking down existing pipe of any description complete all as specified & directed by Engineer-in-charge.

S&F steel water tubing 80 mm bore, 'light grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors in trench on pole for protection of cable etc and including taking down existing pipe of any description complete all as specified & directed by Engineer-in-charge.

Supply,installing, testing and commissioning in repair out door type LT feeder piller box of suitable size, padestal mounted, CPRI approved, tested factory made totally enclosed, dust and vermin proof (protection class IP-65), double leaf shutter in front and single leaf shutter in rear side made of 3.15 mm thick CRCA sheet, framing with 50 x 50 x 6 mm thick MS angle iron and legs of size 0.5m long including providing & suitable louvers. duly fabricated and having proper locking arrangement in both front and rear door with 4 side slanting roof duly projected and painted to both internal and External surfaces with powder coating paint in heat process of sheet and suitable for 415 volts, 50 Hz, 3 phase 4 wire system and comprising with and the panel shall be mounted on 50x50x5mm angle iron stand of height 45cm above ground and 45 cm embeded in ground on suitable PCC foundations. Computer cut shelf adhesive vinyl danger notice plate having conventional symbol of bone & skull be provided complete and taking down existing etc complete all as specified and as directed. The panel shall consists of following accessories:-

Incoming Side (i) MCCB 4P of capacity 200 Amps, 415 Volts, 50 Hz, 3 phase breaking capacity 36 KA with thermal magnetic release - 01 No (ii) Digital type Multifunctinal meter CT operated class 1 accuracy suitable for measuring v, A,PF,kW,kva etc 3 Phase, 4 digit, high resolution, LED type with one side programmability – 01 No (iii) Indicator lamp with holder key flush mounted,LED type Red, yellow, blue with toggle switch– 03 Nos. (iv) Bus bar strips made of Aluminium 300 Amps of suitable size required length – 04 Nos, aluminium bus bar TPN duly insulated with coloured PVC sleeve as per standard colour code and rigidly mounted on bakelite/DMC insulator bus bar support (Square/ round ) insulators of suitable size and good insulation resistance (v)125 Amps F Change Over -01 Nos (vi) CT 400/5A) -03 Nos

OUTGOING:- (a) MCCB 4 Pole of capacity 160 Amp , breaking capacity 25 KA with thermal release- - 01 Nos b) MCCB 4 Pole of capacity 100 Amp , breaking capacity 25 KA with thermal release- - 02 Nos (c) Internal control wiring with 1100 volt grade of stranded copper cable as per colour coding for all connections with suitable size lugs as required and as specified. Note :- All MCCBs to be Ics= 100% Icu

Dismantling cross arms of MS channels or angle sections etc complete all as specified and directed by Engineer-in-charge.

M & L for cross arms bracing support clamps and back plates channel or angle section nuts bolts etc after painting with two coat of aluminium paint over one coat of red oxide primer complete all as specified and directed by Engineer-in-charge.

Re-fixing of cross arms/ clamps/nuts/ bolts/ washers etc on the refixed/new steel poles of any length complete all as specified and directed by Engineer-in-charge. Note :- Serviceable cross arms obtained from dismantling shall used for refixing.

Supply & Fix Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 100mm height, 65mm dia for 1100 volts grade including taking down existing pin type insulator of any description complete all as specified and directed by Engineer-in-charge.

S&F shackle type insulator porcelain vitreous 75 mm high and 90 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 1100 volts grade including taking down existing shackle type insulator of any description complete all as specified and directed by Engineer-in-charge.

S&F 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 including taking down existing stay assembly of any description complete all as specified and shown in electrical plate No. 1 of SSR part–I.

Supply, transportation fixing and errection of prestressed cement concrete pole in repair 9 metre long, minimum cross section 102 mm x 172 mm at top and 102 mm x 279 mm at bottom class -10 confirming to IS-1678 and including making alternate whit e and black strips 30 cm height (Total 5 Nos), with two coats of synthetic enamel paint over a coat of primer and including taking down existing unserviceable pole of any description complete all as specified & directed by Engineer-in-charge. Note : Excavation and earth work and PCC for electric pole shall measured separately.

M & L bore earthing not less than 250 mm dia 16 feet deep filled with black soil up to 7 feet from bottom complete with galvanized iron pipe 40 mm bore medium grade 3 meter long tapers at bottom & provided 12 mm holes (staggered) at 75 mm centre to centre up to 2.5 meter of length from bottom , burried directly in ground filled with 45 cm alternate layer of chemical magnisium sulphate & salt up to ground level connected to galvanized iron strip 25 x 3 mm as earthing lead by means of bolt and nut, check nuts and washer of galvanized iron or steel including brazing work and 40mm dia light grade pipe for earth lead protection including all necessary earth work, excavation, earth chamber with PCC 1:3:6, type C1 and RCC chamber cover of PCC 1:2:4 with handle and 20mm dia GI watering pipe with funnel and wire mesh etc and testing on complete all as specified and directed by Engr-in-charge.

NOTE FOR ITEM No. 43.00 [i]. Excavation & earth work in any type of soil including removing of surplus material upto 100M [ii]. PCC (1:3:6) type C1 using 20mm graded stone aggregate in pit & 40mm thick precast RCC (1:2:4) type B1 cover 50x50 cm with 8mm round bar @ 15 cm C/C both ways. [iii]. Main earthing strip from earth electrode to test point upto 7.5 mtr. [iv]. Funnel with watering pipe [GI pipe] 20mm bore [ISI marked] medium grade & copper lugs and charcoal & salt as reqd. [v]. GI protection pipe of size 40 mm bore light grade 7.5m.

Re - stretching only existing ACSR conductor of any size on HT/ LT pole including binding the ACSR with insulators, aluminium binding wire complete all as specified & directed by Engineer-in-charge. 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.

Cutting and trimming the tree branches touching the over head lines of LT/HT one meter around the conductor and removal the same from the site complete all as specified & directed by Engineer-in-Charge. Note:-Cutting of branches in span of 50 m will be considered as one job.

Taking down or removing of rusted body part/panel door existing LT Panel feeder pillar box of any size and shap, supply, fixing and febrication in existing, shap and size with and including 2 mm thick CRCA sheet and all jointing material such as nuts, bolts or washer and welding etc complete all as specified & directed by Engineer-in-Charge NOTE : (i) The panel board repaired shall be made totally enclosed, weather proof/wemin proof for installing incoming/outgoing MCCB/ Switch fuses/cable etc complete all as directed. (ii) The rates quoted by the contractor are deemed to be with and including necessary cutting, welding, levelling and jointing etc. as directed to match & accommodate with the existing feeder pillar box/panel board. (iii) The replaced parts shall be painted with two coat of synthetic enamled paint over a coat of red oxide primer. (iv) The rates quoted by the contractor deemed to be with and including dismantling/taking out/removing carefully, any damaed part/portion of the feeder pillar box/panel board as directed.

Disconnecting the incoming /outgoing cables from existing feeder pillars and removing the unserviceable Lugs & Sleeves and including fixing and reconnection the cables with new lugs and sleeves of any size of cable and including painting the old LT panel board / feeder panel boxes of any size , including scraping and removing the old painted surfaces and painting with same colour paint matching properly with two coats of synthetic enamel paint of any size of panel board/feeder pillar box complete all as specified and directed by Engineer-in-Charge. Note :1. Rate for Sleeves & Lugs deemed to be included in quoted rate in respective item. 2. The sleeves shall be colour code as R, Y,B.

M&L for straight through joints (epoxy) for under ground cable including joints kit complete for making joints suitable for aluminium conductor cables of size 16 sqmm to 25 sqmm 4 core including taking up of old existing joints complete all as specified and directed by Engineer-in-charge.

M&L for straight through joints (epoxy) for under ground cable including joints kit complete for making joints suitable for aluminium conductor cables of size 35 sqmm to 50 sqmm 3½ core including taking up of old existing joints complete all as specified and directed by Engineer-in-charge.

M&L for straight through joints (epoxy) for under ground cable including joints kit complete for making joints suitable for aluminium conductor cables of size 95 sqmm 3½ core including taking up of old existing joints complete all as specified and directed by Engineer-in-charge.

M&L for straight through joints (epoxy) for under ground cable including joints kit complete for making joints suitable for aluminium conductor cables of size 3½ core 120 sqmm to 185 sqmm 3½ Core and including taking up of old existing joints complete all as specified and directed by Engineer-in-charge.

M&L for plain cement concrete (1:3:6) type C-2 (using 40mm grade stone aggregate) for foundation of stay assembly struts or pole or around the pole structure etc complete all as specified and directed by Engineer-in-charge. Note: PCC (1:3:6) work in around the pole structure min 100mm thickness after cleaning the surface area.

M&L for plain cement concrete (1:2:4) type B-1 (using 20mm grade stone aggregate) for coping/encasing around of pole including necessary form work finished and smooth without using extra cement complete all as specified & directed by Engineer-in-Charge.

M&L for cement concrete (1:4:8) type D-2 (using 40mm grade stone aggregate) in foundation of pole/struts etc complete all as specified & directed by Engineer-in-Charge.

M&L for finding cable fault with electronic fault detector in LT UG cable of size 25 to 300 Sqmm complete including earthwork and jointing cable complete all as specified & directed by Engineer-in-Charge. Note :-LT UG & Joint Kit shall be measured paid separately.

S&F LT cable route indicator made out of cast iron plate of 150 mm dia 4mm thick having embosed wiriting LT cable fixed on MS angle iron 30x30x5 mm of 900 mm long with two nuts,bolts and grouting 500 mm length under ground and splitted and bent to shape and embedded in ground with PCC (15 cmx 15cm x 15 cm) including taking down existing cable route indicator complete all as specified & directed by Engineer-in-Charge.

M&L for takingout defect/ faulty cable portion by excavating, cutting and taking out of burnt out unserviceabloe cable and replace new LT UG Cable size as required jointing both side with epoxy type straight through jointing kit and returning, filling complete all as specified & directed by Engineer-in-Charge. Note:- LT UG Cable and cable joints kit etc shall be measured and paid separately

Material and labour for spreading levelling with 20 mm graded coarse aggregate / gravells laid approximately 75 mm thick layers near Feeder pillar/2/4 pole structure and plat form complete all as specified & directed by Engineer-in-Charge.

S&F in repair digital type multifunctinal meter CT operated class 1 accuracy suitable for measuring v, A,PF, kW, kva etc 3 Phase, 4 digit, high resolution, LED type with one side programmability – 01 No. Make- L&T Part No- WL411021OO0 or equivalent in Appx 'C' list of makes.

S & F feeder pillar made out of 3.15mm CRCA sheet, IP-43, power coated minimum 80 Micron, weather proof, size not lett than 800 (w)x600(H)x500(D) mm out door single dooor, with FRP inculstor 1100V, Aluminium Busbar 250 Amps current density not less than 2.0 shall be mounted on MS angle stand 40x40x5mm height 400mm above ground level and 200mm under PCC structure, earthing bolt to be provided M10 complete including painting with two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed by Engr-in- Charge.

S & F feeder pillar made out of 3.15mm CRCA sheet, IP-43, power coated minimum 80 Micron, weather proof, size not lett than 800 (w)x600(H)x500(D) mm out door single dooor, with FRP inculstor 1100V , Aluminium Busbar 200 Amps current density not less than 2.0 shall be mounted on MS angle stand 40x40x5mm height 400mm above ground level and 200mm under PCC structure, earthing bolt to be provided M10 complete including painting with two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed by Engr-in- Charge.

Supply and fix LED indicating lamp of main supply indicating 'R', 'Y', 'B' (set of three) complete all as specified & directed by Engineer-in-Charge.

Removing grass and bushes including its roots growing at Two pole / four pole structure and around the feeder pillar box and keep the area neat and clean complete all as specified & directed by Engineer-in-Charge.

M & L repair of GI wire (guard wire) of dia 4 mm minimum complete fixing below the HT /LT over head line counductor including fixing on height of 6 to 9 mtr above ground level in shape and size complete all as specified & directed by Engineer-in-Charge. (complete in all respect including the arrangement of tools requested to be carry for job.

M/s Yash Electrical and Maintenance (BID ID -3111185)

M/s Shree Construction Company (BID ID -3111595)

Shri Maruti Trading Co. (BID ID -3122791)

SHRI HARI CONSTRUCTION (BID ID -3124191)

shivam electricals and engneers (BID ID -3103011)

GITANSH ENGINEERS AND COMPANY (BID ID -3104421)

JAGDISH PRASAD & CO (BID ID -3123616)