REPAIRS/ REPLACEMENT / MAINT OF LT DISTRIBUTION NETWORK, LT PANELS WITH SWITCH GEARS, LT CABLES, FLOOD /SECURITY LIGHT FITTING, EARTHING AND LA AND ALLIED EXTERNAL SERVICES IN WSA AREA AND BLAST PENS AT AF STN KALAIKUNDA UNDER GE (AF) KALAIKUNDA

Amount

Excavation in trenches n exc 1.5 wide and n exc 1.5 m in depth for foundation etc or for laying cable etc n exc 10 Sqm on plan and n exc 1.5 m in depth and getting out in hard/dense soil complete all as specified and as directed.

Returning filling in including spreading, leveling, watering and well ramming in layers n exc 25 cm complete all as specified and as directed.

Removal of excavated material/surplus soil to a distance n exc 50m and depositing where directed at a level n exc 50m above the starting point complete all as specified and as directed.

Supply and laying sand in trenches for protection of cable, sand cushioning to cable 8 cm thick below cable and 15 cm thick above cable in layers complete all as specified and as directed.

Supply and lay fly ash bricks best quality, laid in trenches, perpendicular to UG cable for cable protection complete all as specified and directed

S & F in replacement of GI pipe light grade galvanized with all fittings laid in trenches for cable protection of 80 mm bore all as specified and directed

All as per ser item No 6 here in before but of 50 mm dia

S & F in replacement of HDPE pipe of pressure rating 6kg/sqcm complete with all fittings laid in trenches/under roads, fixed to poles/walls as in cable protection of 50 mm bore complete all as specified and directed

Disconnecting & taking out defective under ground LT cable from trenches, pole, pipe, floor, wall etc. including bricks, GI pipes and removing from work site of unserviceable material all as specified and directed Note:- Excavation/earth work shall be measured & paid separately under relevant item of this schedule.

Supply , Laying , testing and commissioning of XLPE insulated and PVC Sheathed, galvanized steel strip or wire armoured, heavy duty electric cable with multi stranded aluminium conductor, 1100 volts grade of size 400 sqmm 3.5 core complete all as specified & directed .

All as per ser item No 10 here in before but of 150 Sqmm 3.5 core

All as per ser item No 10 here in before but of 95 Sqmm 3.5 core

All as per ser item No 10 here in before but of 50 Sqmm 3.5 core

All as per ser item No 10 here in before but of 35 Sqmm 3.5 core

All as per ser item No 10 here in before but of 16 Sqmm 4 core

All as per ser item No 10 here in before but of 10 Sqmm 4 core

Supplying and fixing of heat shrinkable 1100 volts XLPE straight through joints for PVC armoured heavy duty UG cable including joint kit complete for making joints suitable for aluminium conductor cable 150 to 185 sqmm 3.5 core and necessary testing after jointing complete all as specified and directed.

Supplying and fixing of heat shrinkable 1100 volts XLPE straight through joints for PVC armoured heavy duty UG cable including joint kit complete for making joints suitable for aluminium conductor cable 70 to 120 sqmm 3.5 core and necessary testing after jointing complete all as specified and directed.

M&L for boring of horizontal hole under road, pavement, hardstanding suitable for passing through upto 100mm bore complete all specified and directed.

Supply, fix in replacement of MCCB 250 Amps, 4 Pole 415 V, Adjustable type with breaking capacity 36 KA (Iuc = Ics at 100%) with spreader links, etc complete all as specified and directed

All as per ser item No 20 here in before but of MCCB 200 Amps, 4 Pole 415 V with breaking capacity 36 KA

Supply, fix and testing in replacement of MCCB 160 Amps, 4 Pole 415 V with breaking capacity 25 KA with spreader links, etc complete all as specified and directed

All as per ser item No 22 here in before but of MCCB 100 Amps, 4 Pole 415 V with breaking capacity 16 KA

All as per ser item No 22 here in before but of MCCB 63 Amps, 4 Pole 415 V with breaking capacity 16 KA

Supply and fixing in replacement of Busbar chamber 100 Amp with suitable thickness aluminium busbars, 4 way, 415 volts, 50 Hz, Wall/floor mounted type including suitable fastners, etc complete all as specified and directed.

All as per ser item No 25 here in before but of 200 Amp

All as per ser item No 25 here in before but of 250 Amp

All as per ser item No 25 here in before but of 400 Amp

S & F in replacement of LED street light fitting 60 Watt 230 V AC outdoor type with high pressure die cast aluminium housing and heat resistant complete with driver with impact and corrosion resistant including thermal management in multiple optics with IP 65/66 protection complete all as specified and directed

S & F in replacement of LED flood light 150 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, pressure die-cast aluminium housing with PC doffused lens enclosure over LED for glare free light complete all as specified and directed.

All as per ser item No 30 here in before but of 100 watt

Supply, installation, testing and commissioning , LT panel board, 415 Volts, 4 wire, AC 50 Hz, factroy made, outdoor pedestal type, double door type (openable front and back), weather and vermin proof, fabricated of 3.15 mm thick CRCA sheet, confirming to Latest IS 8623(CPRI Approved), powder coated RAL-7032 with seven tank Pre-treatment and outside locking arrangement, two earth terminal, and cable glands for all incoming and outgoing cables including grouting of LT panel 45cm above ground level by providing 90cm long iron angle of size 50x50x6mm welded on all four corners embeded in PCC 1:2:4 using 20mm stone aggregate upto 45cm grouted in ground and 15cm above ground for coping complete all as specified and directed by Engr-in-charge including the following components :- (a) Four Nos of aluminum bus bars of high conductivity, 3 Nos for phase (RYB) and one No for neutral of current rating 600 Amps mounted on porcelain support.(b) Incoming : MCCB 630 Amps, four pole 415 volts, adjustable type with breaking capacity 36 KA with spreader links,etc - 01 No.(c) Outgoing : MCCB 320 Amps, four pole 415 volts, adjustable type with breaking capacity 36 KA with spreader links,etc - 01 No.(d) Outgoing : MCCB 250 Amps, four pole 415 volts, adjustable type with breaking capacity 36 KA with spreader links,etc - 01 No.(e) Outgoing : MCCB 100 Amps, four pole 415 volts, fixed type with breaking capacity 25 KA with spreader links,etc - 01 No.(f) Outgoing : MCCB 63 Amps, four pole 415 volts, fixed type with breaking capacity 25 KA with spreader links,etc - 01 No.(g) street light timer assembly, three phase, maximum load 12 kw, wired with digital timer switch, contactor TP rating 65 Amp - 01 Set(h) Digital type display multi function meter with parameters like Volts, Amps, Frequency, Power factor, etc - 01 No.(j) LED indication lamp RYB Set of three - 01 No.

Supply, installation, testing and commissioning , LT panel board, 415 Volts, 4 wire, AC 50 Hz, factroy made, outdoor pedestal type, double door type (openable front and back), weather and vermin proof, fabricated of 3.15 mm thick CRCA sheet, confirming to Latest IS 8623(CPRI Approved), powder coated RAL-7032 with seven tank Pre-treatment and outside locking arrangement, two earth terminal, and cable glands for all incoming and outgoing cables including grouting of LT panel 45cm above ground level by providing 90cm long iron angle of size 50x50x6mm welded on all four corners embeded in PCC 1:2:4 using 20mm stone aggregate upto 45cm grouted in ground and 15cm above ground for coping complete all as specified and directed by Engr-in-charge including the following components :- (a) Four Nos of aluminum bus bars of high conductivity, 3 Nos for phase (RYB) and one No for neutral of current rating 400 Amps mounted on porcelain support.(b) Incoming : MCCB 250 Amps, four pole 415 volts, adjustable type with breaking capacity 36 KA with spreader links,etc - 01 No.(d) Outgoing : MCCB 100 Amps, four pole 415 volts, fixed type with breaking capacity 25 KA with spreader links,etc - 04 Nos.(e) Outgoing : MCCB 63 Amps, four pole 415 volts, fixed type with breaking capacity 16 KA with spreader links,etc - 01 No.(f) Digital type display multi function meter with parameters like Volts, Amps, Frequency, Power factor, etc - 01 No.(g) Surge protection device type 2, 40kA, 3P+N - 01 No.(h) LED indication lamp RYB Set of three - 01 No.

Supply, installation, testing and commissioning , LT panel board, 415 Volts, 4 wire, AC 50 Hz, factroy made, outdoor pedestal type, double door type (openable front and back), weather and vermin proof, fabricated of 3.15 mm thick CRCA sheet, confirming to Latest IS 8623(CPRI Approved), powder coated RAL-7032 with seven tank Pre-treatment and outside locking arrangement, two earth terminal, and cable glands for all incoming and outgoing cables including grouting of LT panel 45cm above ground level by providing 90cm long iron angle of size 50x50x6mm welded on all four corners embeded in PCC 1:2:4 using 20mm stone aggregate upto 45cm grouted in ground and 15cm above ground for coping complete all as specified and directed by Engr-in-charge including the following components :- (a) Four Nos of aluminum bus bars of high conductivity, 3 Nos for phase (RYB) and one No for neutral of current rating 400 Amps mounted on porcelain support.(b) Incoming : MCCB 250 Amps, four pole 415 volts, adjustable type with breaking capacity 36 KA with spreader links,etc - 01 No.(d) Outgoing : MCCB 100 Amps, four pole 415 volts, fixed type with breaking capacity 25 KA with spreader links,etc - 04 Nos.(e) Outgoing : MCCB 125 Amps, four pole 415 volts, fixed type with breaking capacity 16 KA with spreader links,etc - 01 No.(f) Digital type display multi function meter with parameters like Volts, Amps, Frequency, Power factor, etc - 01 No.(g) Surge protection device type 2, 40kA, 3P+N - 01 No.(h) LED indication lamp RYB Set of three - 01 No.

Disconnecting & taking out unserviceable LT panel from site including connected LT UG cables from MCCBs and earthing connections complete material all as specified and directed.

M&L in replacement of Earthing complete with GI earth plate electrode 600x600x6mm thick buried directly in ground earth pit not less than 2.25m deep below ground level with topedge of the plate not less than 1.5m below normal ground level connected to GI earth strip 32x6 mm dia up to 7.5 meter from earth pit, protected by GI pipe light grade 40mm dia, 20 mm medium grade for watering with funnel , common salt, charcoal dust and connected to panel board by means of bolts and nuts washers made out of GI all as shown in Electrical plate No 5 of SSR part I including necessary earth work and excavation in any type of soil, PCC 1:2:4 type B1 chamber with 40mm thick RCC 1:2:4 type mix cover slab with 6mm dia MS bars at 100mm dia both ways with MS hook 6mm dia MS bars etc complete all as specified and directed

All as per ser item No 36 here in before but using copper plate 60×60cm×3.15mm thick electrode and 20×3mm copper strip as earthing lead.

SUDHA ENTERPRISES (BID ID -3325745)

Ganguly Construction (BID ID -3336309)

Neha Enterprise (BID ID -3326998)

Guru Charan Mahata (BID ID -3323035)

M/S. CONCO CONSTRUCTION (BID ID -3334799)

M/S OM BUILDERS (BID ID -3328069)