SPECIAL REPAIRS FOR CONVERSION OF LT OH LINE TO XLPE UG CABLE AND ITS ALLIED WORKS AT OMQ AREAS AND OFFR MESS IN DOMESTIC AREA AT AFS TAMBARAM

Amount

Dismantling of exsiting ACSR Conductor of any type complete all as specified and directed.

Dismantling insulators any type, any size complete all as specified and directed.

Dismantling cross- arms of MS channel or angle section etc complete all as specified and directed.

Taking down old unserviceable LT UG cables of size, 16 sqmm to 35 sqmm 3.5 C complete all as specified and directed.

All as per item No 4 above but size 50 sqmm to 120 sqmm 3.5 Core complete all as specified and directed.

All as per item No 4 above but size 150 sqmm to 240 sqmm 3.5 Core complete all as specified and directed.

Excavation in trenches not exceeding 1.5 mtr deep and not exceeding 1.5mtr wide and getting out in hard/dense soil complete all as specified and directed.

Supply and lay bricks sub class 'B' bricks, laid across the trenches as in protection to underground cable complete all as specified and directed.

Returning and refilling of excavated soil upto depth of 30 cm after riddling the excaveted soil for laying under ground cables complete all as specified and directed.

Removal of surplus soil to a distance not exceeding 50 mtr and depositng where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed.

M & L for cutting Bitumen macadam / concrete foot path to a depth 0.75 mm with suitable mechanical cutter making good with cement concrete 1 : 2: 4 type B1 (using 20mm graded aggregate) complete all as specified and directed.

Supply and laying LT UG cable XLPE insulated, armoured heavy duty electric cable with alluminium conductor,1100 volts grade,cross-sectional area of size 400 sqmm 3.5 core, complete all as specified and directed.

All as per item No 12 here in before but of size 240 sqmm 3.5 core complete all as specified and directed.

All as per item No 12 here in before but of size 120 sqmm 3.5 core complete all as specified and directed.

All as per item No 12 here in before but of size 70 sqmm 3.5 core complete all as specified and directed.

All as per item No 12 here in before but of size 50 sqmm 3.5 core complete all as specified and directed.

All as per item No 12 here in before but of size 25 sqmm 3.5 core complete all as specified and directed.

All as per item No 12 here in before but of size 16 sqmm 4 core complete all as specified and directed.

S&F weather proof junction box of size 295mm x 195 mm x 100mm (inside dimension) with front openable hinged cove with 4 No's aluminum bus bar complete of suitable size mounted on post insulator with one No SP MCB of 5 Amps suitable size flanged type brass entry glands conforming to IP 65 complete including fixing on pole with necessary clamps and nut and bolt, complete all as specified and directed (for street light).

S&F PVC insulated flexible copper conductor 2.5 sqmm, 3 core in suitable PVC conduit (for street light) complete all as specified and directed.

Supply, install, testing & commissioning of factory made out door LT Panel board of suitable size for 3 phase 415 volt, both side opening double door with push type metal lock, heavy duty wide hinges, seperate common across cable aley, made out 3 mm CRCA sheet with angle iron frame of size (50x50x6 mm) and MS channel of size (75mm x 40mm) for panel base out door type, free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangment of 440 Volts, 3 Phase 4 wire 50 Hz having Aluminium Bus bar of capacity 100 Amps duly insulated with IP 54 protection,with powder coating including raised PCC foundation of suitable size complete with following switches, space for 1 No vacant cubical suitable for 63 A cable alley including LT XLPE cable end terminations with glands and lugs:- (Panel 1) Incoming:- (i)MCCB 4P, 63 A, 25KA adjustable type, 415 volts rating with terminal spreader - 1 No. (ii) Multifunction LED meter complete with CT coil ratio 100:5 including set of indicating lamp RYB - 1 set. Bus -Bar :- 100 Amps capacity Aluminium bus bar with sleeves - 4 Nos Out going :- MCCB, 3pole, 16 KA, fixed type, 415 volts 32Amps rating with terminal spreader - 3Nos.

Supply, install, testing & commissioning of factory made out door LT Panel board of suitable size for 3 phase 415 volt, both side opening double door with push type metal lock, heavy duty wide hinges, seperate common across cable aley, made out 3 mm CRCA sheet with angle iron frame of size (50x50x6 mm) and MS channel of size (75mm x 40mm) for panel base out door type , free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangment of 440 Volts, 3 Phase 4 wire 50 Hz having Aluminium Bus bar of capacity 400 Amps duly insulated with IP 54 protection, with powder coating including PCC foundation complete with following switches, space for 1 No vacant cubical suitable for 63 A, cable alley including LT XLPE cable end terminations with glands and lugs:- (Panel II) Incoming:- (i) MCCB 4P, 250 A, 25KA adjustable type, 415 volts rating - 1 No. (ii) Multifunction LED meter complete with CT coil ratio 250:5A including set of indicating lamp RYB - 1 set. Bus -Bar : 400 Amps capacity Aluminium bus bar with sleeves - 4 Nos Out going : (i) MCCB, 3pole, 16 KA, fixed type, 415 volts 63Amps rating with terminal spreader - 2Nos. (ii) MCCB, 3 pole, 16 KA, fixed type, 415 volts 40 Amps rating - 3 No.

Supply, install, testing & commissioning of factory made out door LT Panel board of suitable size for 3 phase 415 volt, both side opening double door with push type metal lock, heavy duty wide hinges, seperate common across cable aley, made out 3 mm CRCA sheet with angle iron frame of size (50x50x6 mm) and MS channel of size (75mm x 40mm) for panel base out door type, free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangment of 440 Volts, 3 Phase 4 wire 50 Hz having Aluminium Bus bar of capacity 400 Amps duly insulated with IP 54 protection, with powder coating including PCC foundation complete with following switches, space for 1 No vacant cubical suitable for 63 A cable alley including LT XLPE cable end terminations with glands and lugs:- (Panel III) Incoming:- (i) MCCB 4P ,250 A, 25KA adjustable type , 415 volts rating.with suitable spreder terminal - 1 No. (ii) Multifunction LED meter complete with CT coil ratio 250 : 5 A including set of indicating lamp RYB -1 set Bus -Bar :- 400 Amps capacity Aluminium bus bar with sleeves - 4 Nos. Out going :- (i) MCCB, 3 pole, 16 KA ,fixed type, 415 volts 63 Amps rating with terminal spreader- 3 Nos. (ii) MCCB, 3 pole, 16 KA, fixed type, 415 volts 40 Amps rating - 2 Nos.

Supply, install, testing & commissioning of factory made out door LT Panel board of suitable size for 3 phase 415 volt, both side opening double door with push type metal lock, heavy duty wide hinges, seperate common across cable aley, made out 3 mm CRCA sheet with angle iron frame of size (50x50x6 mm) and MS channel of size (75mm x 40mm) for panel base out door type, free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangment of 440 Volts, 3 Phase 4 wire 50 Hz having Aluminium Bus bar of capacity 400 Amps duly insulated with IP 54 protection, with powder coating including PCC foundation complete with following switches, space for 1 No vacant cubical suitable for 63 A cable alley including LT XLPE cable end terminations with glands and lugs:- (Panel IV) Incoming:- (i) MCCB 4P ,250 A, 25KA adjustable type , 415 volts rating.with suitable spreder terminal - 1 No. (ii) Multifunction LED meter complete with CT coil ratio 250 : 5 A including set of indicating lamp RYB -1 set. Bus -Bar :- 400 Amps capacity Aluminium bus bar with sleeves - 4 Nos. Out going :- (i) MCCB, 3 pole, 16 KA, fixed type, 415 volts 63 Amps rating with terminal spreader - 3 Nos. (ii) MCCB, 3 pole, 16 KA, fixed type, 415 volts 32 Amps rating - 4 Nos.

Supply, install, testing & commissioning of factory made out door LT Panel board of suitable size for 3 phase 415 volt, both side opening double door with push type metal lock, heavy duty wide hinges, seperate common across cable aley, made out 3 mm CRCA sheet with angle iron frame of size (50x50x6 mm) and MS channel of size (75mm x 40mm) for panel base out door type, free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangment of 440 Volts, 3 Phase 4 wire 50 Hz having Aluminium Bus bar of capacity 400 Amps duly insulated with IP 54 protection, with powder coating including PCC foundation complete with following switches, space for 1 No vacant cubical suitable for 63 A cable alley including LT XLPE cable end terminations with glands and lugs: (Panel V) Incoming:- (i) MCCB 4P, 200 A, 25KA adjustable type, 415 volts rating with suitable spreder terminal - 1 No. (ii) Multifunction LED meter complete with CT coil ratio 250 : 5 A including set of indicating lamp RYB -1 set. Bus -Bar :- 400 Amps capacity Aluminium bus bar with sleeves - 4 Nos. Out going :- (i) MCCB, 3 pole, 25 KA ,fixed type, 415 volts 63 Amps rating with terminal spreader - 4Nos. (ii) MCCB, 3 pole, 16 KA, fixed type, 415 volts 32 Amps rating with terminal spreader - 1 No.

Material and labour for DWC HDPE pipe 120 X 103 mm bore (OD x ID) mm for LT UG cable protection complete all as specified and directed.

All as per item No 26 above but size 63 X 50 mm bore (OD x ID) mm complete all as specified and directed.

All as per item No 26 above but size 50 X 38 mm bore (OD x ID) mm complete all as specified and directed.

Supply and fix MCCB 4 Pole, 415 V, Adjustable type, 400 Amps with breaking capacity 36 KA including terminal spreader in existing panel complete all as specified and directed.

Supply and fix MCCB 4 Pole, 415 V, Adjustable type, 250 Amps with breaking capacity 36 KA including terminal spreader in existing panel complete all as specified and directed.

Material and labour for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip of size 25 x 3 mm by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in type C-1 (1:2:4) with 8mm TMT bar reinforcement both ways at 140 mm centre to centre complete all as specified and directed by Engr-in-Charge. Note:- GI earth lead beyond 7.5M shall be measured and paid separately.

Material and labour for LT UG cable route indicator duly painted with blue colour synthetic enamel paint two coats over one coat of red oxide primer oval shape of size 10cm x 10cm x 5mm thick GI plate with inscription there on , bolted/ welded to 35 mm x 35mm x 6 mm MS angle iron, 60 cm long including necessary PCC in 1:3 :6 typr C1 cement concrete 20mm aggregate all around below ground level 650mm x 300mm x 250mm embedded in PCC block complete all as specified and directed by Engr-in-Charge.

NLK Construction (BID ID -3149033)

Global Safety Engineering and Management Solutions (BID ID -3142190)

SJM CONSTRUCTIONS (BID ID -3149244)

Shiva Shakthi Electrical Enterprises (BID ID -3141133)

SREE VENKATESWARAS CONSTRUCTIONS (BID ID -3140327)