Renovation/Strengthening of 33KV overhead line from Grid Sub-Station, 79-Tilla to Bodhjungnagar 132 KV Sub-Station/Conversion of 2.0Km overhead line by 400sqmm underground cable, Re-alignment of 1.0ckm 33kv overhead line and strengthening of 8.0km ol

Amount

33KV UG LINE

Design, Engineering, manufacturing, Supply of Three Core, 19 /33 KV, Al, 400 Sq. mm. FRLS, XLPE insulated, screened armoured power cable as per TSECL approved design, drawing, specification and as reqd. as per direction of Eng-In-Charge and detailed herein after in the bid document.

Supply of 160 mm outer diameter HDPE pipe( PE-80 grade) of working presure 6 kgf /sq.cm. having minimum wall thickness 6.3 to 7.2 mm.

Supply of 150 mm dia best quality heavy duty GI PIPE as per ISS 1239 of different length as per requirement of engineering.

Laying of one number 400sqmm 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. Trench Size: Width-350mm, Hieght-1200mm / Sand(couhioning): Hieght-250mm, Width-350mm/ Protection: Double layer Bricks including coiling of excess cable at a depth of minimum 1200 with double layer bricks protection as per direction of Engineering In Charge.

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 pipe and 400sqmm power cable 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.

HDD Machine 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 pipe and 400sqmm power cable 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 including coiling of excess cable at a depth of minimum 1200 with double layer bricks protection as per direction of Engineering In Charge.

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 help MS Flat Clamp (excluding cost of Clamp and Nut&Bolts) as required

Supplying and Making Outdoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, 400sqmm, XLPE aluminium conductor cable of 33 KV grade, as required :

Providing of Pre-cast cement concrete cable 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 as per approved TSECL drawing & Specification.

Supply & Laying of 250mm wide and 100microns thick(HDDPE/LLDPE) pre-warning Yellow colour tape. The warning tape shall be printed in RED letter (in English as well as Bengali) as "COUTION: TSECL, 33KV POWER CABLE" and to be placed at about 500mm depth from ground level along the cable route.

CABLE SECTION & OVERHEAD BARE LINE:

Supply of Galvanised Steel Tubular Pole, 9.0mtr. Long (Designation 410: SP-32) ( hot dip galvanized ) conforming to ISS 2713 (P-I & II) 1980 with base plate

Supply of 11.0 mtr. long Steel Tubular Poles (Designation 410: SP-54) ( hot dip galvanized ) conforming to ISS: 2713 (P-I & II)-1980 with base plate

Supply of Galvanised Stay Set complete direct in earth with 16 mm. dia. 1.8 mtr. long GI stay rod, anchor plate of size 300 X 300 X 8 mm. thick, turn buckle of length 356 mm. with 300 mm. long threaded adjustable 16 mm. dia. GI rod , thimble, guy insulator as per IS specification, hot dip (heavy duty) galvanized stay stranded wire of size 7/3.15 mm. fastened with stay clamps as required. ( including supply of MS clamp & Nuts & Bolts with galvanization as reqd) as per tender specification.

Supply of Stranded G.I Stay wire (7/3.15mm) as per relevant IS

Supply of 33KVStay Insulator as per relevant IS

Supply and fabrication 100 X 50 X 50 X 6 mm. Galvanised channel duly galvanised as per relevant I.S. on Steel Tubular Pole with supply of clamp (made of 50x6 mm. GI flat Flat duly galvanised as per relevant I.S), nuts and bolts as required as per direction of Eng-In-Charge. (a) 0.30 mtr long

(b) 1.50mtr long

(c) 2.40mtr long

(d) 1.80mtr long

Supply and fabrication of 65 X 65 X 6 mm. Galvanised angle duly galvanised as per relevant I.S. on Steel Tubular Pole srtucture with supply of clamp (made of 50x6 mm. GI flat duly galvanised as per relevant I.S), nuts and bolts as required as per direction of Eng-In-Charge . (a) 1.8 mtr long for guard

(b) 2.80 mtr long for guard

(c) 1.8 mtr long for horizontal bracing

(d) 3.2 mtr long for cross bracing

Supply of 33KV Polymeric Disc Insulators ( 70 KN as per rlelevant IS) with fittings(3/4U Bolt type)

Supply of 33KV Polymeric Pin Insulators as per rlelevant IS) .

Supply of ACSR DOG Conductor (6/4.72+7/1.57 mm) as per relevant IS.

Supply of 8 S.W.G G.I wire as per relevant IS.

Erection of Steel Tubular Pole, 9.0mtr. Long (Designation 410: SP-32) ( hot dip galvanized )conforming to ISS 2713 (P-I & II) 1980 with base plate direct in earth including excavation, refilling and ramming etc. as required complete (1 /6th of the length of the pole to be embedded in earth).

Erection of 11.0 mtr. long Steel Tubular Poles (Designation 410: SP-54) ( hot dip galvanized ) conforming to ISS: 2713 (P-I & II)-1980 with base plate direct in earth including excavation, refilling and ramming etc. as required (1/6th length of the pole to be embedded in earth).

Erection of Galvanised Stay Set complete direct in earth with 16 mm. dia. 1.8 mtr. long GI stay rod, anchor plate of size 300 X 300 X 8 mm. thick, turn buckle of length 356 mm. with 300 mm. long threaded adjustable 16 mm. dia. GI rod , thimble, guy insulator as per IS specification, hot dip (heavy duty) galvanized stay stranded wire of size 7/2.5 mm. fastened with stay clamps as required. ( including supply of GI clamp & Nuts & Bolts as reqd).

Erection of fabrication 100 X 50 X 50 X 6 mm. Galvanised channel duly galvanised as per relevant I.S. on Steel Tubular Pole with supply of clamp (made of 50x6 mm. GI flat Flat duly galvanised as per relevant I.S), nuts and bolts as required as per direction of Eng-In-Charge. (a) 0.30 mtr long

(b) 1.50mtr long

(c) 2.40mtr long

(d) 1.80mtr long

Erection of fabrication of 65 X 65 X 6 mm. Galvanised angle duly galvanised as per relevant I.S. on Steel Tubular Pole srtucture with supply of clamp (made of 50x6 mm. GI flat duly galvanised as per relevant I.S), nuts and bolts as required as per direction of Eng-In-Charge . (a) 1.8 mtr long for guard

(b) 2.80 mtr long for guard

(c) 1.8 mtr long for horizontal bracing

(d) 3.2 mtr long for cross bracing

Erection of 33KV Polymeric Disc Insulators ( 70 KN as per rlelevant IS) with fittings(3/4U Bolt type)

Erection of 33KV Polymeric Pin Insulators as per rlelevant IS) .

Laying, hoisting, binding & Jumpering of of ACSR DOG Conductor (6/4.72+7/1.57 mm) as per relevant IS.

Laying, hoisting, binding & Jumpering of 8 S.W.G G.I wire for continuous earth connection,guarding, craddling & Earthing

Providing 33KV Craddle guard making of 8SWG GI Wire

Supply of Earthing set as per ISS : 3043 of 1966 and with latest amendment if any, 2.5 mtr long G.I. pipe (ISI marked) of 40 mm diameter with suitable holes on pipe circumference including a pair of clamps (made of 50 X 6 GI flat), galvanized nuts & bolts including supply of 4.0 mtr long, 12mm dia PVC pipe for each earthing set etc. as required and as per direction of Engineer-in-charge.

Providing of 33KV Danger Plates

Providing of Barbed wire (Anti Climbing device)

Providing Name Plate made of 2mmthick MS Sheet including fastend with Pole(33KV Budhjungnagar-Drid Line)

Replacement of Partial damaged 9.0Mtr Steel Tubular Pole single pole Structures by New 11mtr. Long including all other materials and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged 10/11.00Mtr long Steel Tubular Pole single pole Structures by New 11mtr. Long including all other materials and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged 9.0Mtr PCC Pole single pole Structures by New 11mtr. Long including all other materials and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged 9.0Mtr Steel Tubular Pole double pole Structures by New 11mtr. Long including all other materials and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged 10/11Mtr Steel Tubular Pole double pole Structures by New 11mtr. Long including all other materials and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged 9Mtr PCC Pole double pole Structures by New 11mtr. Long including all other materials and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged/Old 33KV Pin Insulator by New Pin insulator with GI Pin and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Replacement of Partial damaged/Old Disc Insulator Insulator by New Disc insulator with Fittings and damaged materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Uprotting of 9.0Mtr PCC Pole including excavation of earth, refilling, rammiang etc and dismanttaled materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Uprotting of 9.0Mtr Steel Tubular Pole including excavation of earth, refilling, rammiang etc and dismanttaled materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Uprotting of 10/11Mt rSteel Tubular Pole including excavation of earth, refilling, rammiang etc and dismanttaled materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

Dismantalling of Rabbit conductor including oppening of binding, Jupering and coiling of dismanataled Conductor and dismanttaled materials shall be return from site to ESD stack yard as per direction of Engineering Incharge.

KAJAL DAS

M/s Bhattacharjee Construction

Asish Debnath