REPAIR AND MAINTS OF LT OH/ OG CONDUCTOR/ CABLE, PANELS AND ASSOCIATED WKS SERVICES AT MIL STN RATNUCHAK UNDER GE KALUCHAK

Amount

Dismantling and taking down mild steel cross arms, bracings, supports, channels,angles,clamps etc from pole structure segregating serviceable portion and keeping in safe custody for reuse at site and removing unserviceable portion from site complete all as specified and as directed.

Dismantling ACSR conductor of any size from LT pole and setting a side the serviceable quantity for reuse and removing the unserviceable quantity from site complete all as specified and as directed.

Dismantling and taking down unserviceable UG cable of any size all as specified and directed..

Dismantling insulators of any size /type and setting a side the serviceable quantity for reuse and removing the unserviceable quantity from site complete all as specified and as directed.

Excavation in trenches not exc 1.5 mtr wide and not exc 1.5 mtr in depth; for trench of cable/foundation of pole and stay etc and getting out in Soft/loose soil complete all as specified and as directed.

All as per Item No: 6 above but depth exceeding beyond 1.5mtr and not exc 3 metre all as specified and as directed

Material and labour for PCC 1:3:6 Type C-2 (Using 40 mm grade aggregate as in foundation of pole, stay and filling and mass concrete) including providing necessary form work complete all as specified and as directed

Material and labour for cement concrete 1:4:8 type D-2 using 40 mm graded stone aggregate in foundations, filling and mass concrete for poles / stays complete all as specified and directed.

Material and labour for PCC 1:2:4 type B1 using 20 mm grade stone aggregate as in copping of existing and new electric pole at site including providing necessary form work complete all as specified and as directed.

Supply, fixing and erection of steel tubular swaged pole 09 m long, type 410 SP-32, weight not less than 154 kgs, pole should be in one piece only and smooth finishing, ISI marked conforming to IS:2713-1980, complete with all accessories, such as cast iron base plate, finial taper plug, bolts, nuts, screws, washers and drilling of holes for continious GI earth wire as specified including applying two coats of aluminium paint over one coat of red oxide zinc chrome primer and embedded portion shall be painted with two coats of black japan paint after preparation of surface complete all as specified and directed. Note:-Excavation and earth work shall be measured and paid separately.

M&L under ground XLPE insulated, screened, PVC bedded galvanized steel strip or wire armored, electric power cable (heavy duty) with aluminium conductor, 1100 volts (earthed) grade cross sectional area 240 sqmm, 3.5 core laid in trenches/ pipes/ ducts/ wall/ boarings with necessary cable lugs and glands, nuts, bolts and washers etc and testing including disconnecting and taking out of existing LT cable of any type and size complete all as specified and directed. Note:- Excavation and earth, sand coushioning and protection for cable work shall be measured and paid separately.

All as per item No. 13 here-in-before but cross-sectional area 185 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 150 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 120 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 95 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 70 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 50 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 35 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 25 sqmm, 3.5 core complete.

All as per item No. 13 here-in-before but cross-sectional area 16 sqmm, 4 core complete.

All as per item No. 13 here-in-before but cross-sectional area 16 sqmm, 2 core complete.

Supply and fixing 1100 volts grade heavy duty PVC insulated aluminium conductor served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 mtr apart including 4mm dia suspension GI wire with stranded conductor 10 sqmm twin core cable flat or round including taking down old unserviceable service connections complete all as specified and directed.

Supply and fixing 1100 volts grade heavy duty PVC insulated aluminium conductor served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 mtr apart including 4mm dia suspension GI wire with stranded conductor 16 sqmm twin core cable flat or round including taking down old unserviceable service connections complete all as specified and directed.

Material and labour for sand cushioning for protection of underground cable consolidated and compacted with clean dry sand all as specified and as directed (Compacted thickness shall only be measured and paid).

Material and labour for well burnt bricks,Sub class 'B' bricks, best quality locally available laid flat, dry in trenches for cable protection complete all as specified and as directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm in Soft/loose soil complete all as specified and as directed

Removing excavated material to a distance n.exc 50 mtr and depositing where directed at level n.exc 1.5 mtr above the starting point all as specified and as directed.

Material and labour for cross arms, bracings, supports clamps and back plates fabricated from structural steel sections incl. nuts, bolts, washers, welding, bending cold or hot drilling holes for bolts in any shape or size as indicated or directed and inclusive of two coat of aluminium paint over a coat of red oxide primer including preparing the surface all as specified and as directed.

Material and labour for Shackle type insulator, porcelain, vitreous white / brown including galvanized mild steel straps (of size 31 mm x 3 mm) washers, insulator bolts ( 12 mm dia) washers and nuts per size of height 75 mm and dia 90 mm for working pressure 1100 Volts all as specified and as directed. Make-Bengal potteries/ABI/Mysore.

S&F New Aluminium conductor, steel reinforced, of any size, type, fixed to poles and stretching properly drawn for overhead lines on poles including binding at site to insulator with suitable size of wire including 15mm dia PVC seperater at equal interval including removing old unserviceable ACSR conductor complete all as specified and directed.

M&L for cutting, trimming and vending tree branches along LT over head lines, after arranging electrical shutdown , including taking all precautions while working on lines using own T&P by the contractor complete all as specified and directed by Engineer-in-Charge.. Note :- (i) Branches of trees shall be cut upto 3 metre from the outer conductor of OH line. (ii) Cutting/trimming of branches shall be done after obtaining necessary shut down in writing by the Engineer-in-Charge to avoid any casualty.

M&L for GI pipe 80 mm dia "light grade" ISI marked, laid in trenches/ on floors/on, pole/road for cable protection including necessary joints / fittings including taking up / down and removing old unserviceable GI pipe complete all as specified and directed .

All as per Srl item No 35 here-in-before but 50mm dia

All as per Srl item No 35 here-in-before but 40mm dia

M&L for Cutting/Boring of road/Hard standing to a size of 30 cm in width and not exceeding 90 cm in depth for laying of protection pipe/water line/Cable including returning filling, Including spreading and providing PCC in 1:2:4 B1 using 20 mm grade stone aggregate for the top 100mm layer, complete all as specified and directed.by Engr-in-Charge

Supply install and testing moulded case circuit breaker (MCCB), adjustable Thermal and fixed magnetic type, Pole,415 volts,50Hz,breaking capacity 25KA,rating 63 Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

Supply install and testing moulded case circuit breaker(MCCB),adjustable Thermal and fixed magnetic type, 4 Pole,415 volts,50Hz,breaking capacity 25KA,rating 100Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

Supply install and testing moulded case circuit breaker(MCCB),adjustable Thermal and fixed magnetic type, 4 Pole,415 volts,50Hz,breaking capacity 25KA,rating 125Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

Supply install and testing moulded case circuit breaker(MCCB),adjustable Thermal and fixed magnetic type, Pole, 415 volts,50Hz,breaking capacity 36KA,rating 160Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

Supply install and testing moulded case circuit breaker(MCCB),adjustable Thermal and fixed magnetic type, 4 Pole,415 volts,50Hz,breaking capacity 36KA,rating 200Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

Supply install and testing moulded case circuit breaker(MCCB),adjustable Thermal and fixed magnetic type, 4 Pole,415 volts,50Hz,breaking capacity 36KA,rating 250Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

Supply install and testing moulded case circuit breaker(MCCB),adjustable Thermal and fixed magnetic type, ,4 Pole,415 volts,50Hz,breaking capacity 36KA,rating 350Amp,complete as per OEM standard design,all as specified and as directed by the Engineer in charge.

M&L for detecting the fault of LT 440Volt overhead/under ground system of any feeder/location with all necessary safety and testing equipment and tools and plants and rectify the defects on top priority basis/as and when reqd including testing on completion all as specified and directed by the Engineer in charge.

M&L for preparation of old painted steel surfaces of LT/HT steel tubular/swaged/rail poles of 9m to 11m long including brackets, clamps, channels and cross arms by cleaning of oils, lubricants, grease etc. complete above PCC coping and applying two coats of aluminium paint on surfaces 1m above PCC coping, applying two coats of synthetic enamel paint in zebra pattern with Aluminium and red colour combination up to 1m height above PCC coping; writing MES No. of poles (Number size shall be 25mm and lettering shall be 40mm) complete including applying two coats of white wash on exposed concrete surfaces of coping to poles duly preparing the surfaces all as directed by Engineer-in-Charge.

Supply, installation, testing and commissioning of CPRI approved, factory made, LT Feeder Pillar Box cubical, Outdoor type, floor mounted double door, 3 phase 4 wire, 50 cycles, 415 Volts. The panel board shall be made of 3.15 thick CRCA sheet for load bearing members and 16 SWG (1.6 mm thick) for doors covers and internal partitions and shall be powder coated both side. Base frame of the panel shall be made of ICMC channel of size 50 x50 x 6mm, duly grouted on platform made of brick work in CM (1:2:4), 15mm thick plastering in CM (1:6) having minimum height of 450mm. The panel shall be provided with separate compartments for each switch gears with hinged door including interlocking with switch gears. The panel board shall be suitable for AC, 415 Volts, 50 Hz, 3 phase, 4 wire supply complete with epoxy insulated 400 Amps rated high conductivity aluminium bus bars, supported with DMC / SMC barriers and coluor coded, prewired with copper cable, the degree of protection is IP-54. the panel shall be complete with instrumentation such as LED phase indicating lamps and CT's, including extended aluminium strip of rating of Incomer (400Amps), and outgoing as per rating of MCCB’s, including aluminium lugs to connect the cable dismantled before etc., and comprising of the following:-

(a) MCCB 350 Amps, 4 pole with breaking capacity 36KA (Adjustable thermal & magnetic release) - 01 Nos(Incomer)

(b) MCCB 125 Amps, 4 pole with breaking capacity 36KA (Adjustable thermal & magnetic release) - 04 Nos(Outgoing)

(c) MCCB 63 Amps, 4 pole with breaking capacity 16KA (Adjustable thermal & magnetic release) - 01 Nos(Outgoing)

(d) Digital Volt meter .

(f) Digital Ammeter meter .Make LT

(e) Indicator lamp RYB :01 Set, C&S

(g) CT's 300/5 01 Set Make- L &T

Supply, installation, testing and commissioning of CPRI approved, factory made, LT Feeder Pillar Box cubical, Outdoor type, floor mounted double door, 3 phase 4 wire, 50 cycles, 415 Volts. The panel board shall be made of 3.15 thick CRCA sheet for load bearing members and 16 SWG (1.6 mm thick) for doors covers and internal partitions and shall be powder coated both side. Base frame of the panel shall be made of ICMC channel of size 50 x50 x 6mm, duly grouted on platform made of brick work in CM (1:2:4), 15mm thick plastering in CM (1:6) having minimum height of 450mm. The panel shall be provided with separate compartments for each switch gears with hinged door including interlocking with switch gears. The panel board shall be suitable for AC, 415 Volts, 50 Hz, 3 phase, 4 wire supply complete with epoxy insulated 250 Amps rated high conductivity aluminium bus bars, supported with DMC / SMC barriers and coluor coded, prewired with copper cable, the degree of protection is IP-54. the panel shall be complete with instrumentation such as LED phase indicating lamps and CT's, including extended aluminium strip of rating of Incomer and outgoing as per rating of MCCB’s, including aluminium lugs to connect the cable dismantled before etc., and comprising of the following:-

MCCB 200 Amps, 4 pole with breaking capacity 25KA (Adjustable thermal & magnetic release) - 01 Nos(Incomer)

MCCB 100 Amps, 3 pole with breaking capacity 25KA (Adjustable thermal & magnetic release) - 05 Nos

MCCB 63 Amps, 3 pole with breaking capacity 25KA (Adjustable thermal & magnetic release) - 01 Nos

Digital Volt meter .

Digital Ammeter meter .

Indicator lamp RYB :01

CT'S 200/5 01 Set

Supply, installat, testing and commissioning weather proof outdoor type LT electrical feeder piller box, factory fabricated and CPRI approved, made out of not less than 3mm thick CRCA sheet, vermin/ dust / weather proof with rain protection canopy on top, aesthetically designed, having at least IP-54 protection with front and rear side openings overall size 900 x 600 x 300mm including busbar chamber, contineous earth busbar, Aluminium strip 600 mm long of size 200 A rating mounted on 1100 V epoxy insulators and including MS angle iron base frame of size 50x50 x6 mm 30 cm grouted in ground & 60 cm above GL with necessary excavation, PCC 1:2:4, type B2 foundation, complete with locking arrangement, powder coated in postmen red color shade chemical for rust protection complete with electrical wiring. 1100V Danger notice board on front of the panel with PVC insulated sheathed stranded aluminium conductor cable of adequate size with suitable lugs, bolts, washers and duly cross marked with paint on front side and with proper locking arrangement complete connecting incoming & outgoing connections the panel shall be complete with instrumentation such as metering & indication and CT's, comprising of the following:- (a) MCCB 4 Pole, 400 Amp, 36 KA 01 No (Incoming) (b) Multifunctional meter (Voltmeter and Ampere Meter sutaible size or capacity) - 01 No (c) CT'S 4000/5 - 01 Set (d) Indicator lamp RYB - 01 Set

M&L earthing complete with galvanised steel earth plate eletrode size 600 x 600 x 6.00mm thick buried directly in ground vertically in pit of depth not less than 2.25 mtr below normal ground level with top edge of the earth plate not less than 1.5 mtr below normal, ground level connceted to galvanised iron strip 32 x6 mm as earthing lead by means of bolts, nuts, check nuts and washers of GI (or) steel all as shown in electrical palte No. 3 connected to earthing test point and testing on completion with and including necessary excavation and earth work including necessary excavation and earth work including lying soil, earth electrode, earthing lead earth electrode to equipment/sub station/panel etc. adequate quantity of charcoal dust and common salt. test point PCC (1:2:6) type B-1 (using 20mm graded stone aggregate/40mm thick cover reinforced with 6 mm dia TMT bars. 3 Nos both way with 12mm dia round bar handle, GI light grade watering pipe 20mm dia with panel, wire mess all as shown in electrical plate No 3 of SSR part 1 of 2009 and 40mm dia GI light grade pipe for earth lead and protection complete all as specified and directed all as specified directed.

Supply and fixing aluminium socket and lugs of appropriate size after disconnecting the cable of any size 1100 volt grade from panel and de -reeling the loop, including cutting out and removing the burnt portion of the cable end and relaying the serviceable portion in the existing position/ layout including necessary earthwork, chases cutting in PCC work , taking out and relaying bricks and making good the disturbed surfaces and testing complete all as specified and as directed

(a) 25 sqmm

(b) 35sqmm

(c) 50sqmm

(d) 70sqmm

(e) 95 sqmm

(f) 120 sqmm

(g) 150sqmm

(g) 185 sqmm

M/s BASRA BROTHERS (BID ID -3507933)

M/S RAJ ENGINEERS (BID ID -3501746)