Construction of 132KV Bhoji Pura TSS Bay including Extension of Switchyard alongwith other associated Works at 132KV Sub Station Dohna, Bareilly under E.T.D. - II, Bareilly

Amount

Construction of 132KV Bhoji Pura TSS Bay at 132KV Sub Station Dohan, Bareilly including Extension of Switchyard alongwith other associated Works, with all Cost of Men, Materials, Misc. Consumables, T&Ps etc. Required for Satisfactory Completion of the Work as per Drawing / Technical Specifications and Direction of the Supervising Engineer, as per Details below : (1) Supply of Bolted type Single Tension Fitting Assembly suitable for Single ACSR Moose Conductors & 132KV Main Bus Bar Disc Insulator String comprising of 10 No. 70 KN Disc Insulators, complete with Hardware Fittings, D-Shackle, Socket Eye, Ball Hook, Yoke Plate, Tension Clamp etc., as per Sample.

(2) Supply of PG Clamp duly made of LM-6 Aluminium Alloy, suitable for ACSR Moose to ACSR Moose Conductor complete with 4 No. 16 × 90 mm size G.I. Bolts, Nuts, Spring & Plain Washers, as per Sample.

(3) Supply of PG Clamp duly made of LM-6 Aluminium Alloy, suitable for ACSR Moose to ACSR Panther Conductor complete with 4 No. 16 × 90 mm size G.I. Bolts, Nuts, Spring & Plain Washers, as per Sample.

(4) Supply of PG Clamp duly made of LM-6 Aluminium Alloy, suitable for ACSR Panther to ACSR Panther Conductor complete with 3 No. 16 × 75 mm size G.I. Bolts, Nuts, Spring & Plain Washers, as per Sample.

(5) Sorting, Weighing & Loading of Galvanized Sub Station Structures on Private Truck to be Arranged by the Contractor at EFU Naini, Prayagraj.

(6) Safe Transportation of Galvanized Sub Station Structures by Private Truck duly Arranged by the Contractor from EFU Naini, Prayagraj to 132KV Sub Station Dohna, Bareilly (Approx. Distance 500 Km) including Toll Charges. (1 Job per Truck)

(7) Unloading of Galvanized Sub Station Structures from the Trucks, then Sorting & Proper Stacking of same at Storeyard at the Sub Station.

(8) Laying of Earth Mat in the Extended Switchyard of the Sub Station alongwith Connecting the newly Laid Earth Mat with Existing Earth Mat as per Details below : (a) Fabrication of 3 Meter Long Electrode with 40 mm dia. M.S. Round Bar having 150 mm Long Conical Shape by due Cutting, Straightening etc. and then Piercing it Vertically, Inside the Ground with Top 700 mm below the Ground Level including Shifting of M.S. Round Bar from Storage Place at the Sub Station to Switchyard.]

(b) Laying of 40 mm dia. M.S. Round Bar, 700 mm below the Ground Level by due Cutting, Straightening, Welding, Painting, Excavation of Trench, Back Filling of Trench after Laying of Earth Mat including Shifting of M.S. Round Bar from Storage Place at the Sub Station to Switchyard.

(c) Making of 150 mm Long Lap Joint of above Laid 40 mm dia. Round Bar by due Cutting, Straightening, Welding etc.

(d) Making of 150 mm Long Lap Joint of above Laid 40 mm dia. Round Bar to Connect with Existing Earth Mat of the Sub Station by due Cutting, Straightening Welding etc.

(e) Making of Cross Joint of above Laid 40 mm dia. M.S. Round Bar, 700 mm below the Ground Level by due Welding at all 4 Corners including Providing & Welding of suitable size 2 No. M.S. Angle Pieces on Opposite Corners of the Cross Joint.

(f) Making of End Joint of above Laid 40 mm dia. M.S. Round Bar with Top of the already Vertically Pierced M.S. Electrodes, 700 mm below the Ground Level by due Welding.

(9) Erection of following Structures in the above Feeder Bay including their Shifting from Storage Place at the Sub Station to Erection Site : (a) Lattice type Main Structures

(b) Lattice type Auxiliary Structures

(10) Laying & Stringing of 132KV 3 Double Main Bus Bar / Jack Bus Bar for the above Feeder Bay including Hoisting of Disc Insulator Strings, Tension Fittings etc. alongwith Shifting of the Conductors / Materials from Storage Place at the Sub Station to Erection Site as per Details below : (a) Stringing of 132KV 3 Double Main Bus Bar of Single ACSR Moose Conductor. (1 Job for each Phase of Bus Bar per Section)

(b) Stringing of 132KV 3 Jack Bus Bar of Single ACSR Panther Conductor. (1 Job for each Phase of Bus Bar per Section)

(11) Erection of following Equipments in the above Feeder Bay including their Shifting from Storage Place at the Sub Station to Erection Site : (a) 132KV SF6 C.B.

(b) 132 KV C.T.

(c) 132KV C.T. Junction Box

(d) 132 KV P.T.

(e) 132KV P.T. Junction Box

(f) 132 KV L.A.

(g) 132KV Bus Isolator with associated PIs

(h) 132KV Line Isolator with associated Earth Blades & PIs

(i) 132KV Support Post Insulators

(j) 132KV Feeder Control & Relay Panel

(k) 132KV Distance Protection Panel

(12) Jumpering of Equipments of the above Feeder Bay with the help of ACSR Panther Conductors to Connect the Bus Bar Conductor of Main & Transfer Bus with Equipments & Equipments to Equipments with the help of suitable Clamps / Connectors including, Cutting, Bending, Shaping etc. of the Conductor as per Site Requirement.

(13) Making of Shielding Mesh for 132KV LAs in the above Feeder Bay by Fabrication of 3 Meter long Electrodes with 36 mm dia. M.S. Rod Bar having 150 mm long Conical Shape and then its Piercing Vertically in the Ground with Top 500 mm below Ground Level, Jointing the Electrodes with 75 × 10 mm size M.S. Flat by Welding for making of Mesh, Connecting the Shielding Mesh with Main Earth Mat at 2 Places and finally, Painting of the Shielding Mesh / Earthing Strips with Anti-Corrosive Paint, with due Digging of Earth / Trench & its Back Filling.

(14) Earthing by Cutting, Straightening & Laying 500 mm below Inside Ground & above Ground of following sizes M.S. Flats for Diagonal / Double Earthing of the Main & Aux. Structures, Equipments and Cable Trenches including Welding with Main Earth Mat and with the Object to be Earthed including Excavation of Trenches & its Back Filling etc. in the above Feeder Bay as per Details below : (a) Earthing of LAs with 75 × 10 mm size M.S. Flat.

(b) Earthing of Main & Aux. Structures and Equipments (CB, Isolators, CTs, PTs, C&R Panel, DPP, Junction Boxes etc. with 50 × 6 mm size M.S. Flat.

(c) Earthing of Cable Trench with 25 mm × 6 mm / 25 × 5 mm size M.S. Flat

(15) Painting of M.S. Earthing Strips in the above Feeder Bay by Rubbing with Sand Paper & Wire Brush, then Painting with 1 Coat of Red Oxide Primer & 2 Coats (The 2nd Coat of Paint shall be Applied at the Gap of 48 hrs. when 1st Coat of Paint is done & Checked by concerned A.E. / J.E.) of 1st Quality Synthetic Enamel Paint of Asian / Berger / Nerolac make in Bus Green / Black Colour as per Details below : (a) 75 × 10 mm size M.S. Earthing Strip in Bus Green Colour.

(b) 50 × 6 mm size M.S. Earthing Strip in Bus Green Colour.

(c) 25 × 6 mm / 25 × 5 mm size M.S. Earthing Strip in Black Colour.

(16) Laying of following sizes Control Cables in Cable Trenches from Control & Relay Panels in Control Room to various Equipments, Junctions Boxes etc. in Switchyard as per Cable Schedule in the above Feeder Bay including Shifting of Cables in Drums from Storage Place at the Sub Station to Erection Site & Shifting Back the Balance Cables to Stores at the Sub Station : (a) 2C x 2.5 Sq. mm

(b) 4C x 2.5 Sq. mm

(c) 6C x 2.5 Sq. mm

(17) Termination of various sizes above Laid Control Cables in the above Feeder Bay, Extending D.C. Supply from DCDB and A.C. Supply from ACDB to Control Panels & Equipments including Drilling of Holes, Providing & Fixing of Cable Glands, Ferrules & Crimping type Lugs.

(18) Providing of 3 Phase L.T. A.C. Supply Cubical of size 1200×600×500 mm with Hinged Door, Painted with Smoke Grey Colour Synthetic Enamel Paint on all sides and Fitted with 3 No. 100 Amp. Copper Neutral Link, 4 No. 100 Amp. Aluminum Bus Bar (3 Phase + Neutral), 5 No. 32 Amp. TPN MCB, 6 No. 40 Amp. DP MCB, 40 No. Link type Terminal Bock, Cable Glands etc. with Internal Wiring, then Installation on M.S. Angle Frame Structure duly Grouted in the Ground by due Construction of Concrete Plinth.

LASHANI ENTERPRISES

M/S JAI SHREE ENTERPRISES