SPL REPAIR TO HT EXTERNAL ELECTRIC NETWORK (INCLUDING VCBs, LAB, EARTHINGS, CONNECTED SWITCH GEARS AND ALLIED WORKS) AND ADDN/ ALTN TO EXTERNAL ELECTRIC SUPPLY FOR MAP OFFRS ACCN, FAFA OFFRS ACCN AND CONNECTED AREA UNDER GE DANAPUR CANTT

Dismantling of aluminium conductor steel reinforced (ACSR) of any size etc complete all as specified and directed.

Dismantling of unserviceable GI wire of any size complete all as specified and directed.

Dismentling of HT insulators of any type, size and make complete all as specified and directed.

Supply, test, install & commissioning in replacement of HT 11 KV outdoor type gang operated air break switch triple pole mechanically operated suitable for horizontal or vertical mounting(suitable for existing one) on insulator and steel frame with operating mechanism worked from ground level for current rating up to 200 Amps and connecting up with jumpers, testing and commissioning complete all as directed by Engr-in-Charge.

Supplying, fixing, connecting and testing , single pole zinc oxide (gap less surge type), heavy duty, station class, self supporting outdoor type lighting arresters having rated voltage 09 KV (RMS), discharge current 10 KA insulation level 28/75 KV/KVp (peak) suitable for rated system voltage of 12 KV supply system with maximum continuous operating voltage (MCOV) not less than 7.65 KV (RMS) with highly non linear ceramic resister made of zinc oxide in dermetically sealed container, complete, with metal base, base insulator and suitable terminals for ground connections and pressure relieving arrangement, fixing with suitable nuts, bolts and washers etc complete all as specified and directed.

M& L pin type/post top , porcelain, vitreous, white, brown or green insulator, 150 mm height, 150 mm dia for 11 KV grade including one galvanised iron washer, nut and pin complete all as specified and as directed.

Supply, stringing and fixing of Aluminium conductor steel reinforced (ACSR) OH conductor of any type including binding wire and connector complete all as specified and as directed.

M&L 20mm dia stay rod including Stay assembly complete with accessories as shown in electrical plate No. 1 complete all as specified and as directed.

M&L Loop type insulator, vitreous porcelain,white, brown or green Small size, with overall dimensions 65 x 90mm, clearance of hole 16mm complete all as specified and directed.

Supply, laying & testing in replacement of cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade, of size 3 core 95sq mm complete all as specified & directed.

M&L for Cable jointing kit for 11 KV (earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sqmm including taking out old u/s one complete all as specified and directed.

Excavation in trenches, in any type of soil not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, etc or not exceeding 10 Sqm on plan and not exceeding 1.5m in depth for shafts, cesspits, manholes, pier holes, etc and getting out in any type of soil etc complete all as specified and directed.

Excavation in trenches not exc. 1.5M wide and exc.1.5M & upto 3.0M tin depth for foundation of stay/ pole and etc and getting out in hard/dense soil complete all as specified and as directed by Engr-in-Charge.

Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Returning, filling in excavated approved soil, including spreading, leveling, watering and well ramming in layers not exceeding 25cm each complete all as specified and directed.

M & L in repair for dry sand cushioning to underground cables with 8cm thick before laying of cables and 15cm thick after laying and stretching of cable complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable cover, class HVP, type 1 with peak, size 300mm x 180mm x 40mm all as specified and directed by Engr-in-Charge.

M/L in repairs for cement concrete in foundation (1:4;8) type D2 using 40 mm graded broken stone aggregate for base of foundation complete as specified

M/L in repairs for cement concrete in foundation (1:3;6) type C2 using 40 mm graded broken stone aggregate including form work complete all as specified and directed.

M/L in repairs for PCC (1:2:4) type B1 (using 20mm graded stone aggregate) as in coping including necessary formwork complete all as specified and as directed.

Supply and fixing of GI tubing, light grade, 80 mm bore with all fitting lais in trenches / pole / wall for protection of cables in repairs complete all as specified and directed.

M & L for horizontal boring mechanically across the existing road without disturbing the road surface for inserting 80/40 mm bore GI pipe all complete all as specified and as directed by EIC. ( Note :- GI pipe will be measured and paid respective item of sch'A').

M&L in replacement of Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and as directed.

M&L for Advance Maintenance Free G.I. SAFE EARTHING Electrode with PIPE of not less than 50 mm outer dia( THICKNESS NOT LESS THAN -2.5MM) and two meter length, The electrode should be of galvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg BackFill compound to provide maximum contact between the electrode and Back Fill Compound. The earting pit should be cover with pcc(1:2:4 , B1) cover ,of 450 x 450 mm complete all as specified and directed. Note for Item : After completion earth resistance shall be recorded with earth megger and the record should be submitted to to department duly signed by contractor.

Supply, test, install & commissioning in replacement of HT 11 KV outdoor type gang operated air break switch triple pole mechanically operated suitable for horizontal or vertical mounting(suitable for existing one) on insulator and steel frame with operating mechanism worked from ground level for current rating up to 200 Amps and connecting up with jumpers, testing and commissioning complete all as directed by Engr-in-Charge.

Supplying, fixing, connecting and testing in replacement of , single pole zinc oxide (gap less surge type), heavy duty, station class, self supporting outdoor type lighting arresters having rated voltage 09 KV (RMS), discharge current 10 KA insulation level 28/75 KV/KVp (peak) suitable for rated system voltage of 12 KV supply system with maximum continuous operating voltage (MCOV) not less than 7.65 KV (RMS) with highly non linear ceramic resister made of zinc oxide in dermetically sealed container, complete, with metal base, base insulator and suitable terminals for ground connections and pressure relieving arrangement, fixing with suitable nuts, bolts and washers etc complete all as specified and directed.

M& L pin type/post top , porcelain, vitreous, white, brown or green insulator, 150 mm height, 150 mm dia for 11 KV grade including one galvanised iron washer, nut and pin complete all as specified and as directed.

M&L in replacement of Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and as directed.

Supply, installation, testing and commissioning of Step down copper wound transformer of Capacity 400 KVA (LEVEL 3), outdoor type, plinth platform of size 2.4 x 2.4 x 1.2 Mtr complete with standard fittings and accessories, HT 11 KV 3 Phase, LT 433 volts, 3 Phase 4 wire with off load tappings on HT side to vary secondary voltage within limit, all as perIS:1180 (Level 3) Oil Cooling with fins vector group: DYN 11, incl initial oil fitting complete all as specified incl the following accessories:- a) Three numbers porcelain bushing HT,11KV with Brass bushing Rod, Nuts, Bolts and washers etc inside cable end box. (b) One cable box LT Side consisting of 4 numbers porcelain with brass bushing rods complete with nuts and washers suitable for runs of 3.5 Core LT UG Cables. (c) Oil Conservator with filter type drain valve and oil level Guage. (d) Dehydrating breather with fast feel of Dehydrating agent. (e) Explosion Vents. (f) thermometer pocket on tank cover. (g) Rating Plate on terminal marking plate. (h) Earthing arrangement. (i) Oil drain filter valve. (j) Oil Drain Valve. (k) Lifting Hook. (l) Oil Conservator with filling hole and cap. (m) Air release valve plug. (n) Four Plate solid Cast steel detachable rollers.(o) Earth Bushing for Neutral Outside the cable box for providing independable earthing for neutral.(p) Suitable size of Channel on foundation for fixing the transformer with joint and stoppper.(q) PCC Platform complete for transformer.

Supply, stringing and fixing in replacement of Aluminium conductor steel reinforced (ACSR) OH conductor of any type including binding wire complete all as specified and as directed.

M&L in replacement of 20mm dia stay rod including Stay assembly complete with accessories as shown in electrical plate No. 1 complete all as specified and as directed.

M&L in replacement of Loop type insulator, vitreous porcelain,white, brown or green Small size, with overall dimensions 65 x 90mm, clearance of hole 16mm complete all as specified and directed.

Supply, laying & testing in replacement of cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade, of size 3 core 95sq mm complete all as specified & directed,

M&L for Cable jointing kit for 11 KV (earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sqmm including taking out old u/s one complete all as directed

Supply, laying & testing in replacement of cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 1100 volts grade, of following sizes complete all as specified and directed.

3.5 core x 400 Sqmm

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in hard/ dense soil for foundation of poles, structures, stay rods, laying of underground cable etc complete all as directed by Engr-in-Charge.

M&L Steel tubular swaged poles complete with cast iron base plate,finial taper plug,bolts,nuts & screws as specified type 410 SP-55 ( 11.00 Meters long) complete all as directed.

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

Returning, filling in soils including spreading, leveling, watering and well ramming in layers each not exceeding 25cm thick complete all as directed by Engr-in-Charge

M & L for dry sand cushioning to underground cables with 8cm thick before laying of cables and 15cm thick after laying and stretching of cable complete all as specified and directed.

M & L for Old size sub class ‘B’ bricks, laid in trenches as cable covers complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable cover, class HVP, type 1 with peak, size 300mm x 180mm x 40mm all as specified and directed by Engr-in-Charge.

M/L in repairs for cement concrete in foundation (1:4;8) type D2 using 40 mm graded broken stone aggregate for base of foundation complete all as specified and directed.

M/L in repairs for cement concrete in foundation (1:3;6) type C2 using 40 mm graded broken stone aggregate including form work complete all as specified and directed.

M/L in repairs for PCC (1:2:4) type B1 (using 20mm graded stone aggregate) as in coping including necessary formwork complete all as specified and as directed.

Supply and fixing in replacement of GI tubing, light grade, 80 mm bore with all fitting lais in trenches / pole / wall for protection of cables in repairs complete all as specified and directed.

M & L for horizontal boring mechanically across the existing road without disturbing the road surface for inserting 80/40 mm bore GI pipe all complete all as specified and as directed by EIC. ( Note :- GI pipe will be measured and paid respective item of sch'A').

M&L for Shifting of existing Transformer from existing location to nearby APS Substation with the help of crane including necessary T&P including plinth platform of size 2.4 x 2.4 x 1.2 Mtr complete with standard fittings and accessories, complete all as specified and directed

M&L for Advance Maintenance Free G.I. SAFE EARTHING Electrode with PIPE of not less than 50 mm outer dia( THICKNESS NOT LESS THAN -2.5MM) and two meter length, The electrode should be of galvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg BackFill compound to provide maximum contact between the electrode and Back Fill Compound. GI Electrode Shall be tested from CPRI.The earting pit should be cover with pcc(1:2:4 , B1) cover ,of 450 x 450 mm complete all as specified and directed. Note for Item : After completion earth resistance shall be recorded with earth megger and the record should be submitted to to department duly signed by contractor.

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