Augmentation of capacity of Farakka 33/11 KV Sub-Station under Raghunathganj(D) Division as per attached BOQ of Murshidabad Region

Amount

Erection of 4-Pole Structure with 8mtr. Long P.C.C. Pole including excavation of Earth fixing of necessary slabs, fittings, fixing of necessary steel member after fabrication and as per direction of the site-in-charge. (Materials supplied by WBSEDCL)

Erection of DP Structure with 8mtr. Long P.C.C. Pole including excavation of Earth fixing of necessary slabs, fittings, fixing of necessary steel member after fabrication and as per direction of the site-in-charge. (Materials supplied by WBSEDCL)

Erection of 33KV Gantry support (Drawing No. RE/SS/39) 4-Pole Structure with 8mtr. Long P.C.C. Pole including excavation of Earth fixing of necessary slabs concrete foundation fittings, fixing of necessary steel member after fabrication and as per direction of the site-in-charge. (Materials supplied by WBSEDCL)

Erection of H/L 4-Pole Structure with 8mtr. Long P.C.C. Pole for Isolator /Bus support (Drawing No. RE/SS/34) including excavation of Earth fixing of necessary slabs concrete foundation fittings, fixing of necessary steel member after fabrication and as per direction of the site-in-charge. (Materials supplied by WBSEDCL)

Erection of L/L 4-Pole Structure with 8mtr. Long P.C.C. Pole for Isolator support (RE/SS/41) and end bus support (Drawing No. RE/SS/38) including excavation of Earth fixing of necessary slabs concrete foundation fittings, fixing of necessary steel member after fabrication as per direction of the site-in-charge. (Materials supplied by WBSEDCL)

Erection of Singl Pcc Pole 8mtr long including cement concrete, fixing of salab complete for street and switchyard lighting and as per direction of the site in charge

Making and fixing of cable guard with MS channel for protection of 11kv cable and as per direction of the site in charge. (materials supplied by WBSEDCL)

Fabrication and fixing of 33KV LA structure, Fuse unit structure & pin support, Cable support structure on existing 4Pole / DP (Materials supplied by WBSEDCL)

Erection of 11 KV Cable support structure by M.S. Angle / M.S. channel with fitting fixing complete and as per direction of the site-in-charge.(Materials supplied by WBSEDCL)

Erection of L.T. Cable support structure by M.S. Angle / M.S. channel with fitting fixing complete and as per direction of the site-in-charge. (Materials supplied by WBSEDCL)

Erection of neutral earthning support by MS channel i.r.o. 10/6.3MVA PTR/Station Service Transformer as per direction of the site-in-charge. (Materials supplied by the WBSEDCL)

Painting of all Pcc & Rail Poles and iron materials including yard light pole with one coat primer and two coats synthetic enamel paint and as per direction of site-in-charge.(Materials supplied by the Contractor)

Supply of GI Structure made of Channel/Angle sections etc as per approved drawing. All structural steel members and nut bolts shall be galvanized after fabrications as per IS :4759 (Zinc coating shall not be less than 610 gm /Sqmtr) for all structural steel members .All structural Steel shall conform to IS:2062. All weld shall be 6mm filled weld unless specified otherwise. All nuts and bolts shall be of property class 5.6 of IS:1367. Plane washer shall be as per IS:2016 and Spring washers shall be IS:3063 as per technical specifications ,Scope of works and approved drawings . ( CT PT Structure 1 set as per drawing : PLN(D)/SS/57, weight/Piece 199.66 kg , 11KV Cable box support structure 1set as per drawing : RE/SS/11 : )

Fixing of CT PT Structure on existing foundation with necessary nut bolts

Supply and fixing of C.T./P.T. Junction Box on existing structure with necessary disconnect linck switch, base channel etc. .as per direction of site-in-charge.

Supply & fixing of double compression type gland complete with brass, rubber rings, for dust & moisture proof entry of PVC /A cable For 4 /8/12/16core 2.5 sq. mm PVC /A Cable(Supplied by the contractor)as per direction of site-in-charge.

Supply and fixing of 2.5Sq. Mm. ferule, copper lug, cable ti as required and as per direction of the site-in-charge.(Supplied by the contractor)

Supply and fixing of 40mm dia G.I. Pipe (up to 5ft long) for maintain of proper height of Isolator Pipe.

Supply and fixing of different type of clamp connector bolted type switable for ASCR 200 sqmm Panther conductor and as per direction of the site-in-charge. (Supplied by the contractor)

Fixing of 33 KV C.R. Type Isolator with proper adjustment (without earth switch) (Materials supplied by WBSEDCL)

Fixing of 33 KV C.R. Type Isolator with proper adjustment (with earth switch)

Erection of 33KV C.T. as per direction of the site in-charge. (Materials supplied by WBSEDCL)

Erection of 33KV P.T. as per direction of the site in-charge. (Materials supplied by WBSEDCL)

Loading unloading of 33KV VCB 11KV Panel, CR Panel

Installation of 33KV VCB structure and VCB on existing plinth (Materials supplied by WBSEDCL)

Installation of 42 KV L.A. on existing structure. (Materials supplied by WBSEDCL)

Installation of 33 KV Control & Relay Panel (PTR Control 3nos and Feeder Control 1nos in the control room floor, including grouting of foundation bolt (Bolt to be supplied by the contractor).as per direction of site-in-charge. (Materials supplied by WBSEDCL)

Installation of 33Kv RTCC Panel in the control room floor, including grouting of foundation bolt (Bolt to be supplied by the contractor ) as pre direction of the site-in-charge. (Materials supplied by WBSEDCL)

Installation of Battery Rack ,30V Battery with necessary charging and 30V Battery Charger including fixing of foundation bolt as required with earthning complete from earth bar to Charger by 25 x 5mm copper flat, bolt and copper flat supplied by the contractor (Other Materials supplied by WBSEDCL)

Supply and fixing of LA copper stick on the top of H-Pole /Rail Pole. And as per direction of the site in charge.

Fixing of A.C.S.R. 200 sq. mm Panther Conductor/100sqmm Dog Cond with Dropper Jumper complete. Single Conductor. (Materials supplied by WBSEDCL)

Stringing of A.C.S.R.100 sq. mm DOG Conductor 3 conductor

Cutting of existing chequre plate

Erection fo shilding wire with 50 sq. mm ACSR conductor (1 wire) including laying ,hoisting ,jointing etc

Supply and Erection of DCDB Panel

Supply and Erection of ACDB Panel

Laying of 1.1KV grade LT Cable XLPE / PVC 4/2 core 50/25/10/6

Installation of earth electrode by 40mm dia 3mtr. Long perforated G.I. Pipe as a earth electrode including making of borehole and lowering the pipe with filling of borehole by betonite powder and excavated earth with fixing of 150 x 150 x 6mm Plate on top of the Pipe with electric arc. welding complete and as per direction of the site-in-charge. (Require of betonite powder per bore hole approx. weight 22Kg) (Materials supplied by the contractor)

Construction of earth pit with 600 x 600 x 600mm wide x 75mm brick wall & plastered outer & inner side including neat cement complete and providing enclosure on the top of the earth pit by RCC cover slab/ C.i. hinged inspection cover .as per direction of site-in-charge.(Materials supplied by the contractor)

Providing enclosure on the top of the earth pit by RCC cover slab/ C.i. hinged inspection cover and as per direction of site-in-charge.(Materials supplied by the contractor)

Laying of earth G.I. mat by 65 x 6mm Flat including match alignment cold bending electric arc. Welding with excavation of earth & refilling the same after laying if earth mat.as per direction of site-in-charge.(Materials supplied by the CONTRACTOR)

Fixing of sub-station earthing strips i.e. riser by 65 x 6mm Flat including earthing of newly erected Sub-Stn. Structure & equipments including electric arc. welding Lap jointing complete and painting by anti -corrosive black paint as per direction of site-in-charge.as per direction of site-in-charge.(Materials supplied by the CONTRACTOR)

Painting of all welded joint portion by anti -corrosive black paint.as per direction of site-in-charge.(Materials supplied by the Contractor)

Laying of copper control cable 1.1 KV armoured, 2.5 sq. mm 4/12 of different length on existing trench , as per direction of site-in-charge.

SUPPLY AND FIXING 11 KV XLPE UG CABLE 300 SQ.MM 3 CORE, Outdoor Type Termination of end joints

SUPPLY AND FIXING11 KV XLPE UG CABLE 300 SQ.MM 3 CORE, Indoor Type Termination of end joints

SUPPLY AND FIXING11 KV XLPE UG CABLE 185 SQ.MM 3 CORE , Outdoor Type Termination of end joints

SUPPLY AND FIXING 11 KV XLPE UG CABLE 185 SQ.MM 3 CORE ,Indoor Type Termination of end joints

Erection of 12.08 Mtr. Long Rail pole with shielding arrangement(RE/SS/45). (Rail Pole supplied by WBSEDCL)

Fixing of 11KV TPGO Isolator 400A

Installation of 11 KV Indoor type V.C.B (11 panel) in the control room floor, including grouting of foundation Bolt ( Bolt to be supplied by the contractor) making of necessary cable connection with earthing complete. as per direction of the site-in-charge. (Materials supplied by WBSEDCL) a) Incoming----01 No.b) Outgoing-----08 No.c) Bus coupler--01 No.

Laying of 11 KV XLPE U.G. cable 3 x 300 sq. mm 3 core on existing trench from 10 MVA transformer to 11 KV VCB.as per direction of site-in-charge.

Laying of 11 KV XLPE U.G. cable 3 x 185 sq. mm 3 core on existing trench from 11 KV VCB to Out-going terminal DP and as per direction of site-in-charge.

Laying of 33 KV XLPE U.G. cable 3 x 400 sq. mm 3 core on existing trench as per direction of site-in-charge.

Installation of 12 KV L.A. on existing structure. (1SET I.E. 3NOS)

H.T. Stay set Complete (Materials supplied by WBSEDCL)

Fixing of 33 Kv Polymer Disc Insulator. (Materials supplied by WBSEDCL)

Fixing of 33 KV Polymer Pin Insulator. (Materials supplied by WBSEDCL)

Fixing of 11KV Pin Insulator

Earthning complete by G.I. Earth sipck

Dismantling of existing 33KV, 400A, CR type Isolators H.L. W/O E.S. and re-erection the same to an adjacent location.

Dismantling of existing 33KV, 400A, CR type Isolators L.L. W/O E.S. and re-erection the same to an adjacent location.

Dismantling of existing 33KV VCB, SCADA compatible and re-erection the same to an adjacent location.

Dismantling of existing 33 KV CT / PT and re-erection the same to an adjacent location.

Dismantling of existing 30V,100 AH Battery from old CRB and reerection the same to new CRB.

Dismantling of existing 30V, 35 A Automatic Float cum Boost Battery Chargerfrom old CRB and reerection the same to new CRB.

Dismantling of existing DCDB and reerection the same to an adjacent location.

Dismantling of existing switchgear (Shunt trip) with VCB (12KV 350MVA 1250/800A) 7 Panel (2IN +1BC+4OUT) from old CRB and reerection the same to new CRB.

Dismantling of existing 100KVA, 33/0.4KV Stn. Service transformer and reerection the same to anadjacent location.

Dismantling of existing 11 KV TPGO Isolator and re-erection the same to requisite location.

Dismantling of existing 33 KV 400-200/1-1A CTs and return to store in good condition.

Dismantling of existing 30V, 75 AH Lead Acid Battery set and return to store in good condition.

Dismantling of existing 30V, 20.5 KA 75 AH Battery charger and return to store in good condition.

Dismantling of existing ACDB and return to store in good condition.

Dismantling of existing DCDB and return to store in good condition.

Dismantling of existing 33 KV Gr. Control CR PNL and return to store in good condition.

Dismantling of existing 11 KV Polymer composite with fittings Pin/ Porcelain Pin Insulator and return to store. (Rate taken for dismantling and refixing) (L.S no taken).

Dismantling of existing ACSR 100 sq mm wire (3W) and return to store.

Dismantling of 1.5" Al Pipe (Bus) and return to store.

Dismanling of existing Iron materials and return to store

Dismantle of Iron Structure/isolators/ct-pt structure / cable support structure/LA Structure and return to Store .

Uprooting of PCC 8M Pole and return to store.

Removal/Uprooting & returning of different size of 11 KV, 1.1 KV XLPE/PVC cable and Copper control cable. ( Qty taken L.S amount as not submitted by site office in the list of returnable materials)

Uprooting of Rail Pole and return to store

M/S.BIVAS BANERJEE (BID ID -6298947)

M/S INDRADEEP ENTERPRISE (BID ID -6297887)