Construction of 33 KV UG cable line from Durjoynagar 33/11 KV Substation to Narsingarh 33/11 KV Substation via Agartala Airport and MRSS 33/11 KV Sub-Station to Lichubagan Elbert Ekka Park under Durjoynagar ESD

Amount

SCHEDULE - A Erection

Laying and Commissioning of 3-phase 3-core 6.35/11 KV 120 Sq mm XLPE insulated Aluminium power cable throug PE 80,PN 6 110 mm O.D minimum wall thickness 7.7 HDPE pipe by all terrain horizantal directional drilling, digging Machine Boaring across the road crossing without affecting the existing road surface at adepth of minimum 1200 mm as per design, specefication & engineering reuirement of TSECL whereever required.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 33 KV grade of following size in the Existing RCC/HUME/GI Pipe as required. Above 120 mm Upto 400 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size in the Existing RCC/HUME/GI Pipe as required Upto 120 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size in the Existing RCC/HUME/GI Pipe as required above 120 to 400 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 33 KV grade of following size direct in ground including excavation,sand cushioning, protective covering and refilling the trench etc as required. TrenchSize:-Width-350 mm,Hieght-1200 mm/Sand (Couhioning) Hieght-250mm,Width-350 mm/protection:-Double layer Brick. Above 120 mm Upto 400 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size direct in ground including excavation,sand cushioning, protective covering and refilling the trench etc as required. TrenchSize:-Width-350 mm,Hieght-1200 mm/Sand (Couhioning) Hieght-250mm,Width-350 mm/protection:-Double layer Brick. Above 120 mm Upto 400 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size direct in ground including excavation,sand cushioning, protective covering and refilling the trench etc as required. TrenchSize:-Width-350 mm, Hieght-1200 mm /Sand (Couhioning) Hieght-250mm,Width-350 mm /protection:-Double layer Brick. Above 120 mm Upto 400 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 33 KV grade of all Size in the GI Pipe/HDPE for riser including tieup of pipe with pole by the MS flat clamp(excluding cost of clamp and Nut & bolts) as required. up to 400 sq.mm.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of all Size in the GI Pipe/HDPE for riser including tieup of pipe with pole by the MS flat clamp(excluding cost of clamp and Nut & bolts) as required. up to 400 sq.mm.

Supplying and Making Outdoor cable termination with heat shrinkable jointing kit complet enc with all accessories including lugs suitable fo following size of 3 core, XLPE aluminium conduct cable of 33 KV grade as required: Above 185 sqmm upto 400sqmm

Supplying and Making Outdoor cable termination with heat shrinkable jointing kit complet enc with all accessories including lugs suitable fo following size of 3 core, XLPE aluminium conduct cable of 11KV grade as required: upto 120 sqmm

Supplying and Making Outdoor cable termination with heat shrinkable jointing kit complet enc with all accessories including lugs suitable fo following size of 3 core, XLPE aluminium conduct cable of 11KV grade as required: 150 to 300 sqmm

Supplying and Making straight through cable jointing with heat shrinkable jointing kit complet enc with all accessories including ferrules suitable fo following size of 3 core, XLPE aluminium conduct cable of 33 KV grade as required: Above 185 sqmm upto 400sqmm

Coiling of excess Single/3core/3½ Core, upto to 400sqmm, HV/MV, XLPE insulated, armoured power Cable direct into earth including excavation of earth upto a depth of 1500mm (Size pit should be 2250mmX 2250mm or as per site requirement.) including 1st class brick protection of two layer flat brick soling, 300 mm. Fine sand (Local quary) for cushioning/bed and refilling and ramming the excavated soil as per direction of Engineer in charge.

Fitting fixing of coiling of HT/ LT XLPE cable in all sized in a single pole/ double pole/ four pole at the height of 5/6meter with using 2.2 to 2.8 Mtr. Long 75x40x40x6mm channel as required and fixing of cable with pole by Back Clamp before coiling (Supplied by TSECL) including the cost of Back Clamp, Nuts & Bolts. 3 nos. coiling each for In and Out going cables.

Erection, Testing and commissioning of 33 KV 1250 Amp manually operated horizontal centre rotating type double break tripple pole Gang operated isolator with Earth switch complete post insulator, arching horns, mechanical interlocking arrangements and NO/NC auxiliary switches.

Erection, Testing and commissioning of 30 KV 10KA heavy duty LA suitable for operation on 33 KV system conforming to ISI:3070(P-I)/1974 as per latest amendment.

Erection, Testing and commissioning of Substation Earthing Materials complete with 50X6 mm hot dip Galvanised flat as required for all equipment risers & Earth mesh and 40 mm dia heavy duty (C class) hot dip GI Pipe as earth electrode as per Requirement.

Erection of 9.0 Mtr long Steel pole

Erection of Disc insulator Set for 11KV line along with necessary fittings.

Erection of 11KV pin insulator along with Pin

Erection of Disc insulator Set for 33KV line along with necessary fittings.

Erection of 33KV pin insulator along with Pin

Erection of 33KV post insulator.

Laying & Stringing of 1KM (Single Conductor) ACSR 6/7 / 4 72/1.57 mm dia 'DOG including hoisting & binding etc. Complete as required.

Erection of MS Channel Cross arm, 1.3 to 2.8 Mtr of 75X40X40X6mm MS Channel (Excluding the cost of Back Clamp, Nuts & Bolts)

Erection of MS Angle Cross arm, 1.3 to 2.8 Mtr of 65x65X6mm MS Angle (Excluding the cost of Back Clamp, Nuts & Bolts)

Erection of MS Channel Cross arm, 0.3 to 1.2 Mtr of 75X40X40X6mm MS Channel (Excluding the cost of Back Clamp, Nuts & Bolts)

Laying & strining of 1KM (Single Conductor) ACSR 6/1/2.59 Wease Conductor including hoisting & binding et Complete as required.

Erection of 11 KV GOS (3-Ph)

Febrication of Cross arm by Channel/Angle as per specification

Erection, Testing and commissioning of 33 KV Vaccuum circuit Breaker outdoor type 1250 Amp, 31.5 KA for 3 sec, 750 MVA rupturing capacity with motor operated spring closing Mechanism with Supporting structure accesories and tools complete as per technical specification including supply of 2 nos Vaccuum interrupter, 2 nos closing and 2 nos tripping coil, 2 nos auxiliary switch etc. as spare.

Erection, Testing and commissioning of 33 KV , 750 MVA 750 MVA rupturing capacity 1250 Amp, 31.5 KA for 3 sec, Metal Clad withdrawable type indoor Vaccuum circuit Breaker operative on 110 V DC, Highly reliable and totally enclosed product under compartmentalised construction combined with positive safety interlocks for safe draw in/ draw out of VCB trolley /Carriage in/c draw out type PT compartment (with dual ratingPT 33KV/1.732/110V/1.732-110V/1.732) in VCB Trolley with Standard integrated protection relays ( Both numerical & electromechanical ) as per IEC62271-100/200, 12widow alarm & annunciation system and SCADA Compatible controol system , power packseries trip arrangement , internal arc tested as per IEC62271-200 including integral earth switch and motor operated, spring charge mechanism , mounted on truck carriage complete with self contained mechanism with mechanical and electrical indications of operational status and auxiary switch as required as per standard requirement as per technical specification (CTR:300/1-1A) .

Erection, Testing and commissioning of 33 KV single phase, outdoor type 3 core CT of ratio 300/1-1 Amp of suitable turn ratio as required as per IS 2705 including support structure.

Manually digging /drilling horizontally or diagonali direction for road crossing / Water supply line/Telcomunication line/Gas Pipe line etc. including Laying of 64 to 200mm dia GI/HDPE pipe direct into the earth at a depth of minimum 1100mm below the ground surface with out effecting the existing road including excavation earth for entry pit as per site condition and direction of Engineering In Charge.(33 KV Grade 300 Sq mm XLPE)

Earthing with G.I pipe 2.5mtr. Long and 40mm dia, including excavation, refilling with alternate layer of salt & Charcoal as per drawing (excluding supply of G.I.Pipe, Salt & Charcoal, Gi wire, nuts &bolts, etc. as required)

Laying of 8 SWG GI wire at 300mm below the ground level for earthing of Sub-Station equipments from the earth electrode

Supply of 60Kg Salt & 55Kg Charcoal (For 1 Pit).

Supply of 2.5mtr. Long, 40mm dia G.I.Pipe Make: TATA/ JINDAL)

Supply of MS Nuts & Bolt ic Washer of assorted size ISI Marked machine made

SCHEDULE - B Supply

Supply of 33 KV Vaccuum circuit Breaker outdoor type 1250 Amp, 315 KA for 3 sec, 750 MVA rupturing capacity with motor operated spring closing Mechanism with Supporting structure accesories and tools complete as per technical specification including supply of 2 nos Vaccuum interrupter, 2 nos closing and 2 nos tripping coil, 2 nos auxiliary switch etc. as spare.

Supply of 33 KV, 750 MVA 750 MVA rupturing capacity 1250 Amp, 31.5 KA for 3 sec, Metal Clad withdrawable type indoor Vaccuum circuit Breaker operative on 110 V DC, Highly reliable and totally enclosed product under compartmentalised construction combined with positive safety interlocks for safe draw in/ draw out of VCB trolley /Carriage in/c draw out type PT compartment (with dual rating PT 33KV/1.732/ 110V/1.732-110V/1.732) in VCB Trolley with Standard integrated protection relays ( Both numerical & electromechanical ) as per IEC62271-100/200, 12widow alarm & annunciation system and SCADA Compatible controol system, power packseries trip arrangement , internal arc tested as per IEC62271-200 including integral earth switch and motor operated, spring charge mechanism, mounted on truck carriage complete with self contained mechanism with mechanical and electrical indications of operational status and auxiary switch as required as per standard requirement as per technical specification (CTR:300/1-1A) including supply of 1 no 5 KV Digital Megger.

Supply of 33 KV single phase, outdoor type 3 core CT of ratio 300/1-1 Amp of suitable turn ratio as required as per IS 2705

Supply of 33 KV 1250 Amp manually operated horizontal centre rotating type double break tripple pole Gang operated isolator with Earth switch complete post insulator, arching horns, mechanical interlocking arrangements and NO/NC auxiliary switches including RCC Foundation Base Structure.

Supply of 30 KV 10KA heavy duty LA suitable for operation on 33 KV system conforming to ISI:3070(P-I)/1974 as per latest amendment.

Supply of Galvanised Steel Structure for 33 KV ISO, LA, PI, Gantry & Other Equipment with hot dip Galvanised Nut, Bolts and washer foundation Bolts etc As required.

Supply of Sub-station Earthing Materials complete with 50X6 mm hot dip Galvanised flat as required for all equipment risers & Earth mesh and 40 mm dia heavy duty (C class) hot dip GI Pipe as earth electrode as per Requirement.

Providing of of Pre-cast cement concretecable identification route marker (1 cement: 2 coarse sand : 4 graded stone aggregate 6mm nominal size) reinforced with 1.6 mm dia mild steel wire including centring and shuttering, roughening cleaning, fixing and finishing in cement mortar 1:3(1cement: 3 fine sand) etc. complete, excluding the plastering of jambs, sills and soffits as per design, drawing and specification of TSECL. The marker shall be embossed "DANGERS: TSECL, ELECTRIC POWER CABLE" with Black colour letter(both side). The visible part shall be painted with Yellow colour japan paint. (1 cement: 2 coarse sand: 4 graded stone aggregate 6mm nominal size) reinforced with 1.6 mm dia mild steel wire including centring and shuttering, roughening cleaning, fixing and finishing in cement mortar 1:3(1cement: 3 fine sand) etc. complete, excluding the plastering of jambs, sills and soffits.

Supply HDPE pipe, PE 100 Grade, PN 8(SDR) 125 mm outer dia wall thichness Minimum 7.4mm Maximum 8.2 mm.

Supply HDPE pipe PE 100 Grade, PN 8(SDR) 110 mm outer dia wall thichness Minimum 6.5mm Maximum 7.3 mm.

Supply of febricated clamps of assorted size of MS flat(50 X 6 mm) with double coat of red oxide primer coating

Alluminium Lugs 300 sq. mm

Alluminium Lugs 70 sq. mm

Alluminium Lugs 120 sq. mm

Galvanised Nuts & Bolts (Assorted size)

SCHEDULE C Civil Works

Erection of painted stay set complete direct in earth with 19 mm. X 1800 mm long stay rod, anchor plate of size 300 X 300 X 8 mm. thick, turn buckle , 7/3.15 mm dia G I stay stranded stay wire and strain insulator etc.

SCHEDULE D Carrige of Materials

Carriage of Line materials such as cable, ACSR, G.I. Wire Cross-Arm, Stay Set, insulator etc. By Mechanical Transport from A.D. Nagar Store Sub-Division to work site.

Carriage of G.O.S, D.O.F, LA etc. by Mechanical Transpot from from A.D. Nagar Store Sub-Division to work site.

Carriage of 9mtr. Long Steel Tubular Pole from AD Nagar/Bodjungnagar Store to to work site. For maximum 8 poles

Carriage of 9mtr. Long Steel Tubular Pole from AD Nagar/Bodjungnagar Store to to work site.Beyond 8 poles

Cartage of 11 KV power cable from TSECL Store to Sub-Division store yard to work site 35 sq mm to 120 sq mm

Cartage of 11 KV and 33 KVpower cable from TSECL Store to Sub-Division store to work site yard 120 sq mm to 400 sq mm

Asish Debnath (BID ID -173019)