SPL REPAIR /REPLACEMENT TO OVER HEAD CONDUCTOR AT ZONE 9 AND OTHER REV WORKS AT NAA UNDER GE (N) TEZPUR

Amount

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or water supply pipes lines etc or not exceeding 10 sqm on plan and getting out in soft/ loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose/ hard/ dense soil complete all as specified and as directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and as directed.

Supply & spreading in trenches sand cushioning to underground cable in trenches including spreading, levelling hand punning down complete all as specified and directed Note:- Depth of sand cushioning will be measured after punning down and levelling the sand properly.

M & L for laying of bricks locally available sub class 'B' bricks (old size) for cable protection cover laid flat and dry in trenches over the cable perpendicular to the direction of cable all as directed.

Supply, Laying, testing & commissioning of UG LT cable XLPE insulated screened PVC bedded, galvanized steel strip armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 240 Sqmm x 3.5 core including connecting the cables at both ends by providing suitable size aluminium lugs at the termination ends and necessary saddle clamp all as specified and directed by Engg-In-charge.

Supply, Laying, testing & commissioning of UG LT cable XLPE insulated screened PVC bedded, galvanized steel strip armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 120 Sqmm x 3.5 core including connecting the cables at both ends by providing suitable size aluminium lugs at the termination ends and necessary saddle clamp all as specified and directed by Engg-In-charge.

Supply, Laying, testing & commissioning of UG LT cable XLPE insulated screened PVC bedded, galvanized steel strip armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 70 Sqmm x 3.5 core including connecting the cables at both ends by providing suitable size aluminium lugs at the termination ends and necessary saddle clamp all as specified and directed by Engg-In-charge.

Supply, Laying, testing & commissioning of UG LT cable XLPE insulated screened PVC bedded, galvanized steel strip armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 25 Sqmm x 4 core including connecting the cables at both ends by providing suitable size aluminium lugs at the termination ends and necessary saddle clamp all as specified and directed by Engg-In-charge.

Supply, Laying, testing & commissioning of UG LT cable XLPE insulated screened PVC bedded, galvanized steel strip armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 10 Sqmm x 4 core including connecting the cables at both ends by providing suitable size aluminium lugs at the termination ends and necessary saddle clamp all as specified and directed by Engg-In-charge.

Supply,installation,testing and commissioning 3 phase and neutral , 415 volts out door type , CPRI approved, factory made free standing , floor mounting ,dust and vermin proof, cubical type LT panel (size of panel recommended/approved by Engineer-In-charge or as per direction) fabricated from 3.15 mm thick CRCA sheet for outer shell and 2.0 mm for inner shell, with angle iron frame of 50 x 50 x 6 mm , double door , front and back openable type, double door system, hinged opening , rubber lining,locking arrangement,with anticorrosive coating and finally epoxy polyester power coating with pure polyster Siemens grey structural RAL-7032 shade , protection class IP-54 fully compartmentalize design with 4 nos of bus bar made of copper of ETP grade suitable for 250 Amps ( Size of copper strip should not be less than 25 x 8 mm for each phase and neutral) pre-wired with suitable size of copper strip/ copper wire with colour code for connecting out going MCCB/ MCB`s, including suitable aluminium earth strips conforming to IS with danger notice plate , necessary cable glands , cable connection with proper lugs ,PCC foundation and pedestal for fixing piller feeder box / LT Panel with PCC 1:5:10 , 15 cm thick in foundation , brick (Fly ash) / PCC block work in CM 1:6 , rendering 1:6 on exposed surface and 100 mm thick PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in padding on top and grouting bolts etc for panel. The plateform shall be of 450 mm height above ground level all as specified with supply and fixing the following. (Panel 1 , 4 & 5) (A) Incoming (i) MCCB 125 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 125-160 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 36 kA --- 01 Nos (Make - Legrand) (ii) Digital Ammeter---01 Nos with Suitable CT and wiring. (iii) Digital Voltmeter - 01 No (iv) Three indication lamp (v) Neon type for three phase. (vi) Slector switch - 2 Nos(B) Outgoing (i) MCCB 63 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 32-40 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA - 05 Nos (Make - Legrand) (ii) MCB SPN 16 Amp, 240 , 50 HZ, C curve, 10 KA - 01 No.(Make - Legrand)

Supply,installation,testing and commissioning 3 phase and neutral , 415 volts out door type , CPRI approved, factory made free standing , floor mounting ,dust and vermin proof, cubical type LT panel (size of panel recommended/approved by Engineer-In-charge or as per direction) fabricated from 3.15 mm thick CRCA sheet for outer shell and 2.0 mm for inner shell, with angle iron frame of 50 x 50 x 6 mm , double door , front and back openable type, double door system, hinged opening , rubber lining,locking arrangement,with anticorrosive coating and finally epoxy polyester power coating with pure polyster Siemens grey structural RAL-7032 shade , protection class IP-54 fully compartmentalize design with 4 nos of bus bar made of copper of ETP grade suitable for 200 Amps ( Size of copper strip should not be less than 25 x 6 mm for each phase and neutral) pre-wired with suitable size of copper strip/ copper wire with colour code for connecting out going MCCB/ MCB`s, including suitable aluminium earth strips conforming to IS with danger notice plate , necessary cable glands , cable connection with proper lugs ,PCC foundation and pedestal for fixing piller feeder box / LT Panel with PCC 1:5:10 , 15 cm thick in foundation , brick (Fly ash) / PCC block work in CM 1:6 , rendering 1:6 on exposed surface and 100 mm thick PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in padding on top and grouting bolts etc for panel. The plateform shall be of 450 mm height above ground level all as specified with supply and fixing the following. (Panel 3 & 6) (A) Incoming (i) MCCB 125 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 100-125 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA --- 01 Nos with rotatary handle (Make - Legrand) (ii) Digital Ammeter---01 Nos with Suitable CT and wiring. (iii) Digital Voltmeter - 01 No. (iv) Three indication lamp. (v) Neon type for three phase. (vi) Slector switch - 2 Nos (B) Outgoing (i) MCCB 63 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 32-40 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA - 07 Nos . (Make - Legrand) (ii) MCB SPN 16 Amp, 240 , 50 HZ, C curve, 10 KA - 01 No.(Make - Legrand)

Supply,installation,testing and commissioning 3 phase and neutral , 415 volts out door type , CPRI approved, factory made free standing , floor mounting ,dust and vermin proof, cubical type LT panel (size of panel recommended/approved by Engineer-In-charge or as per direction) fabricated from 3.15 mm thick CRCA sheet for outer shell and 2.0 mm for inner shell, with angle iron frame of 50 x 50 x 6 mm , double door , front and back openable type, double door system, hinged opening , rubber lining,locking arrangement,with anticorrosive coating and finally epoxy polyester power coating with pure polyster Siemens grey structural RAL-7032 shade , protection class IP-54 fully compartmentalize design with 4 nos of bus bar made of copper of ETP grade suitable for 400 Amps ( Size of copper strip should not be less than 40 x 8 mm for each phase and neutral) pre-wired with suitable size of copper strip/ copper wire with colour code for connecting out going MCCB/ MCB`s, including suitable aluminium earth strips conforming to IS with danger notice plate , necessary cable glands , cable connection with proper lugs ,PCC foundation and pedestal for fixing piller feeder box / LT Panel with PCC 1:5:10 , 15 cm thick in foundation , brick (Fly ash) / PCC block work in CM 1:6 , rendering 1:6 on exposed surface and 100 mm thick PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in padding on top and grouting bolts etc for panel. The plateform shall be of 450 mm height above ground level all as specified with supply and fixing the following. (Panel 2)(A) Incoming (i) MCCB 320 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 300-400 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 36 kA --- 01 Nos (Make - Legrand) (ii) Digital Ammeter---01 Nos with Suitable CT and wiring. (iii) Digital Voltmeter - 01 No (iv) Three indication lamp (v) Neon type for three phase. (vi) Slector switch - 2 Nos (B) Outgoing (i) MCCB 160 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 125-160 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA - 04 Nos (Make - Legrand). (ii) MCCB 63 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 50-63 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA - 01 Nos . (Make - Legrand) (iii) MCB SPN 16 Amp 240 , 50 HZ, C curve, 10 KA-01 No.(Make - Legrand)

Supply,installation,testing and commissioning 3 phase and neutral , 415 volts out door type , CPRI approved, factory made free standing , floor mounting ,dust and vermin proof, cubical type LT panel (size of panel recommended/approved by Engineer-In-charge or as per direction) fabricated from 3.15 mm thick CRCA sheet for outer shell and 2.0 mm for inner shell, with angle iron frame of 50 x 50 x 6 mm , double door , front and back openable type, double door system, hinged opening , rubber lining,locking arrangement,with anticorrosive coating and finally epoxy polyester power coating with pure polyster Siemens grey structural RAL-7032 shade , protection class IP-54 fully compartmentalize design with 4 nos of bus bar made of copper of ETP grade suitable for 600 Amps ( Size of copper strip should not be less than 2 x 40 x 6 mm for each phase and neutral) pre-wired with suitable size of copper strip/ copper wire with colour code for connecting out going MCCB/ MCB`s, including suitable aluminium earth strips conforming to IS with danger notice plate , necessary cable glands , cable connection with proper lugs ,PCC foundation and pedestal for fixing piller feeder box / LT Panel with PCC 1:5:10 , 15 cm thick in foundation , brick (Fly ash) / PCC block work in CM 1:6 , rendering 1:6 on exposed surface and 100 mm thick PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in padding on top and grouting bolts etc for panel. The plateform shall be of 450 mm height above ground level all as specified with supply and fixing the following. (Panel Near Transformer) (A) Incoming (i) MCCB 400 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 400-500 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 36 kA --- 01 Nos with rotatary handle (Make - Legrand) (ii) Digital Ammeter---01 Nos with Suitable CT and wiring. (iii) Digital Voltmeter - 01 No (iv) Three indication lamp (v) Neon type for three phase. (vi) Slector switch - 2 Nos (B) Outgoing (i) MCCB 320 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 300-400 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA - 01 Nos (Make - Legrand) (ii) MCCB 160 Amps rating, 4 pole ,415 V, AC, 50 HZ, thermal release range 125-160 Amp with adjustable overload setting and , short circuit setting, Ics-100 % Icu , service breaking capacity 25 kA - 03 Nos (Make - Legrand) (iii) MCB SPN 25 Amp, 240 , 50 HZ, C curve, 25 amp 10 KA-02 No.(Make - Legrand) (iv) MCB TPN 40 Amp, 240 , 50 HZ, C curve, 40 amp 10 KA-02 No.(Make - Legrand)

Taking down/out cable any type any size from over head line to building main switch board(over head or on air /under ground) complete all as directed by EIC.

Dismantling ACSR or AAC conductors from HT oh lines/structures and removing to store or taken on schedule of credit complete all as specified and as directed.

Dismantling cross-arms of mild steel channel or angle sections etc. complete and setting aside by diconnecting all electrical connections for re-use or removing to store or for schedule of credit all as directed by Engr-in-Charge

Dismantling HT/LT insulators any type, any size by diconnecting all electrical connections complete all as specified and as directed.

M&L for laying 50 mm bore GI pipe, medium grade with all fittings, in crossing road/path or in pole/wall up to junction box/DBs/Main switch board etc including necessary clamping etc. complete all as specified and as directed by Engineer-in-Charge.

M&L for laying 80 mm bore GI pipe, light grade with all fittings, in crossing road/path or in pole including necessary clamping etc. complete all as specified and as directed by Engineer-in-Charge.

M&L for laying 100 mm bore GI pipe, light grade with all fittings, in crossing road/path or in pole including necessary clamping etc. complete all as specified and as directed by Engineer-in-Charge.

Labour and T&P required for horizontal boring under road/path for insertion of pipe/cable up to 100 mm bore by manual /machine complete all as specified and directed by Engineer-In-charge.

S& F cable route marker made up of cast iron (Round Dia ) of 100 mm round plate, 3 mm thick fixed on MS angle iron of size 25 x 25 x 5 mm, 800 height fixed in ground over the cable route including PCC 1:2:4(size of foundation recommended by Engineer-In-Charge) complete all as specified and directed by Engineer in charge.

S & F Thermoplastic cable junction box of size 205 mm x 255 mm x 112 mm , IP 66 , halogen free and weather proof with locking arrangement and necessary mounting arrangement on pole with MS clamp , nut , bolt ,washer , for out door installation complete with connector terminal for connecting cable, knockouts for cable entry up to the size of 25 Sqmm x 4 core, cable by providing suitable size cable lugs & cable gland complete all as specified and directed by Engineer-in-charge.

S & F Non metallic PVC medium grade conduit 20 mm dia for drawing aluminium conductor cable between pole junction box and light fitting including fixing clamp made of GI strips and nut and bolts (Minimum 3 clamp in each pole to be provided.) complete all as specified and directed.

Material and labour for cutting of PCC/hard surface for laying of pipe (up to 100 mm) including providing cement conceret 1:3:6 type C1 (Using 20mm graded aggregate) cutting chases on walls / surface /floor and making good disturbed surfaces with finishing complete all as specified and directed

M&L for Flexible PVC insulated multicore FR PVC sheathed multistranded copper conductor cable of 1.5 Sqmm x 3 core for voltage grade up to 1100 V conforming to IS 694 : 2010 for connection of light fitting from junction box or from over head conductors to fitting complete all as specified and as directed by Engineer-in-Charge.

Supply installation, testing and commissioning of 16 meters height High Mast pole ( Base dia 360 mm approx and Top dia 150 mm approx) having head frame carriage of suitable size complete with having arrangement for fixing 6 to 8 LED flood lights fittings , auto timer feeder panel , foundation consisting of mast shaft in two sections, hot dip galvanized inside and outside in single dip, suitable for wind velocity as per IS 875 - 1987 part III. There shall be only one longitudinal seam weld per section and no circumferential weld permissible. it shall also include accessories for high mast including head frame, 3-point suspension system with stainless steel wire rope 6 mm dia 316 grade SS hoisting rope (7/19 construction) double drum winch, Galvanised head frame carriage arrangement suitable for up to 8 luminairs & its control gear boxes, symmetrical lighting arrangement. The Mast shall have the integral power tool for raising & lowering at the base compartment for its operation including design and construction of suitable RCC shallow foundation with M20 grade concrete, considering the safe soil bearing capacity as 10MT/SQM at a depth of 2.00 meter below the ground, grouting the foundation bolts manufactured from special steel alloy with nuts, washers, anchor plates, suitable sized HDPE pipe & templates , plug and socket and wiring of luminairs with all wiring materials i.e. with trailing cable ( each per mast light 5 core 2.5 sqmm) from control panel, control gear box including aluminium air termination rod and Aluminium strip of suitable size and length required at site and rate of loading/unloading of material/shifting of material as required at site deemed to be included in the rates quoted , complete all as manufacturer technical data sheet and directed by Engineer - In- Charge.

S&F LED flood light fittings of 250 Watts LED with Aluminium die cast housing material , polycarbonate optical material , surge protection device , IP 66 protection , input voltage 140 - 270 volt AC , mounting arrengement as required at site etc complete all as specified and as directed by Engineer-in-Charge. (Make:- Crompton Cat Part No.CFS-506-250-57-60D-SL-GL-NSG) or equivalent in Philips/Wipro

Supply, laying, jointing, testing and commissioning cross-linked polyethylene (XLPE) insulated cable for working voltages of 1100 V, PVC sheathed, armoured, 4 core, nominal cross sectional area of main conductor 16 sqmm, stranded aluminium conductor, ISI marked as per IS 7098(Part-I): 1988 including cable glands, lugs etc. to suit the cable size and to be laid in trenches, fixed along pole, under floors, through GI pipe laid under floors/roads, through concealed GI pipe along wall etc. complete all as specified and as directed. (Note :- Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items).

M & L for Earthing with galvanised steel pipe electrode, 40 mm bore, medium grade, 2.5 metres length, buried directly and preferably vertically in ground with top edge not less than 1.25 metres below ground level connected with earthing lead of 32 x 6 mm strip galvanised iron strip all as shown in Plate No. 2 ( SSR Part-1) to the earthing test point all as specified and indicated , necessary excavation any type of soil, CI chamber cover 10 mm with 6 mm rod , wire mess, funnel, test point, 40 mm dia GI protection pipe medium grade etc complete and testing on completion all as specified and directed by Engr-in-charge (32 x 6 mm strip lead upto 7.5 RM will be included in the item rate . (Note :- Fresh agriculture soil / black dirt or soil with a high organic conten will be used for filling the dug as required when rocky /sandy soil found at site to achieve the desired resistance from out side without any extra cost.

PURBANCHAL BUILDERS

M/S JIWA SINGH S GILL

shyam constructions

Anil Kumar Sarmah

S and B Electricals