Permanent restoration of existing 33KV Bajaura-Thalout D. Circuit HT Line damaged on dated 8, 9 and 10/07/2023 by pro. Add. poles at safe places,restore strength of line , line can withstand during rain fall ,snow fall in future, UESD, Nagwain

Supply part 33KV HT Line

Supply of 11.00 Mtr. Long ISI marked swaged steel tubular pole as per IS: 2713/1980 (Part-'A') as amended from time to time, along with Cap Welded on top & Cast iron Base plate of designation 410SP-47

Supply of 13.00 Mtr. Long ISI marked swaged steel tubular pole as per IS: 2713/1980 (Part-'A') as amended from time to time, along with Cap Welded on top & Cast iron Base plate of designation 410SP-47

Supply of ACSR conductor of size 6/1/4.72 mm (100mm2) conforming to IS-398 (Part-II)/1996 with upto date amendments

Supply of RCC pipe (Muff) ISI marked suitable for different sizes of steel poles. 2000 mm in length and 25 mm thick with 250 mm internal dia duly fabricated by using un-galvanized MS wires of 12 SWG rings and 6 mm MS round in vertical direction conforming to ISI 458-1988 or latest version if any.

Supply of Disc insulator String (Strain) sets: 3 No. Discs in each string: ^^(Porcelain, BS, 12 kV, 90 kN) including Dead End Clamps, Bend Stapples & straight stapples etc.) x (Left and Right Circuit: 6 No. conductors) x (2 No. sides) /Dead Structures

Supply of 33 kV Pin Insulators (Porcelain, 36 kV, 10 kN):6 No. conductors) / Dead end Strcture

Supply of X-Bracing set MS Angle Iron 50x50x6 mm Length (2700 mm x2 No.) :Fabrication and supply of members made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Angle Iron 50x50x6 mm, suitable for fixing on Steel single pole structure of 11KV structures with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts. The weight of MS Angle Iron should be 4.5 Kg per meter with a variation of +/-5%. The member should be duly painted with two coat red oxide paint of superior quality:

Supply of belt set MS Angle Iron 65x65x6 mmLength 1800 mm x 2No.): Fabrication and supply of members made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Angle Iron 65x65x6 mm, suitable for fixing on Steel double pole structure of 33KV structures with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts. The weight of MS Angle Iron should be 4.5 Kg per meter with a variation of +/-5%. The member should be duly painted with two coat red oxide paint of superior quality:

Supply of X-Arm: [MS Channel Iron C Type(100x50x5 mm), Length: 4000 x 2 No. (Including Tolerance) (2 No. circuits ; Left and Right) / Run Through Structure.Fabrication and supply of Cross arms suitable for 11 KV made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Channel Iron 100x50x6 mm Cross Arm, suitable for fixing on both Steel and PCC Poles whatever is required single/double pole structure of 33KV line with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts, pin insulators, ball cleaves, eye socket and washers. The weight of MS channel should be strictly 9.56 Kg per meter with a variation of +/-5%. The Cross Arm should be duly painted with two coat red oxide paint of superior quality:

Supply of X-Arm: [MS Channel Iron C Type(100x50x5 mm), Length: 4500 x 2 No. (Including Tolerance) (2 No. circuits ; Left and Right) / Run Through Structure.Fabrication and supply of Cross arms suitable for 11 KV made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Channel Iron 100x50x6 mm Cross Arm, suitable for fixing on both Steel and PCC Poles whatever is required single/double pole structure of 33KV line with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts, pin insulators, ball cleaves, eye socket and washers. The weight of MS channel should be strictly 9.56 Kg per meter with a variation of +/-5%. The Cross Arm should be duly painted with two coat red oxide paint of superior quality:

Supply of X-Arm: [MS Channel Iron C Type(100x50x5 mm), Length: 3200 x 4 No. (Including Tolerance) (2 No. circuits ; Left and Right) / Run Through Structure.Fabrication and supply of Cross arms suitable for 11 KV made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Channel Iron 100x50x6 mm Cross Arm, suitable for fixing on both Steel and PCC Poles whatever is required single/double pole structure of 33KV line with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts, pin insulators, ball cleaves, eye socket and washers. The weight of MS channel should be strictly 9.56 Kg per meter with a variation of +/-5%. The Cross Arm should be duly painted with two coat red oxide paint of superior quality:

Supply of X-Arm: [MS Channel Iron C Type(100x50x5 mm), Length: 3500 x 2 No. (Including Tolerance) (2 No. circuits ; Left and Right) / Run Through Structure.Fabrication and supply of Cross arms suitable for 11 KV made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Channel Iron 100x50x6 mm Cross Arm, suitable for fixing on both Steel and PCC Poles whatever is required single/double pole structure of 33KV line with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts, pin insulators, ball cleaves, eye socket and washers. The weight of MS channel should be strictly 9.56 Kg per meter with a variation of +/-5%. The Cross Arm should be duly painted with two coat red oxide paint of superior quality:

Supply of CI X-Arm (Horizontal) - MS Channel Iron: 75X40x6, Length (4000mm) Fabrication and supply of Cross arms suitable for 11 KV made of only TATA/SAIL/RASHTRIYA ISPAT M.S. Channel Iron 75x40x6 mm Cross Arm, suitable for fixing on both Steel and PCC Poles whatever is required single/double pole structure of 33KV line with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts, pin insulators, ball cleaves, eye socket and washers. The weight of MS channel should be strictly 9.56 Kg per meter with a variation of +/-5%. The Cross Arm should be duly painted with two coat red oxide paint of superior quality:

Supply of Stay Set Suitable for 11KV made of M.S. Round 1800mm in length, 18mm dia having threads up to 300mm on one end with one nut and one check nut to avoid slippage and eye of 40mm dia on other side and welded confirming to REC specification. Elbow made of MS channel iron 75x40x6mm, 250mm long and M.S. Round 18mm dia, vertical height 450mm, both ends bend after putting in two holes in channel iron taking the ends out 25mm minimum in length and welded with channel iron. One anchor of Angle Iron 65x65x6mm, 750mm in length with one hole of 20mm dia in the centre. The complete stay set shall be painted with superior quality black Japan paint.

Supply of Galvanized Stay Strand conforming to ISS-2141/1992 Edition 2002-05 (with upto date amendments) with heavy coating Zinc hot Dip Galvanized as per ISS-4826/1979 (2001-06) (latest)of following grade and size:- Grade -4 Size 7/3.15mm (7/10SWG)

Supply of Earthing set suitable for HT line/Earthing of metering unit made of GI pipe 40 mm dia (internal dia) wall thickness 3.25 mm medium quality pipe of standard make conforming to IS: specifications 2500 mm long with GI Socket closed at top pipe shall have holes of 12 mm dia every 150 mm apart throughout the length and staggered diameterically. Full clamps of MS Flat 40x3 mm fitted at top end of the pipe along with bolts and nuts size 50x12 mm and washers for fixing the clamp on the pipe. The bottom end of the pipe shall be tapered cut at 45 degree.

Supply of Galvanised Mild Steel wire conforming to ISS-280/1978/2006 (with up to date amendments ) for general engineering purpose, having fine finish, hot dip galvanised, with heavy coating of Zinc as per ISS-4826/1979 (2001-06)(latest) in soft condition and of size 4.06 mm (8 SWG)

Supply of M.S. Hexagon Bolts and Nuts with washers conforming to ISI-1363-1992 off size

Supply of Danger Plate Size: 250x200x1.6 mm made of mild steel plates 1.6 (minimum) thick vitreous enameled white letter figure, conventional skill and X-Boxes and signal red colour on front side for use in HPSEBL. The rear side of the plate shall be black enameled and conforming to IS specifiction no. IS-1351/1982 suitable for 11KV

Supply of Galvanised steel barbed wire of 9.8 kg /100metre

Supply of Half Clamp (MS Flat 50x6mm)

Supply of Full Clamp (MS Flat 50x6mm)

Supply of Aluminium Paint for all poles and steel fitting

MANUAL CARRIAGE OF MATERIAL FOR HT LINE CONSIDERING AVERAGE DISTANCE FROM ROAD HEAD TO SITE OF WORK. HT Steel Poles 10/13 mtr. Long and RCC Muff associate material like wise cross arm, bracing set, insulators, stay set, stay wire etc.

Erection of steel tubular pole 11/13 Mtr. Long (Double pole str) digging of pit, Drilling of holes in X-arm, Erection of pole, Fixing of insulator X-arm, Fixing of barbed wire danger plate , Concreting of RCC Muff with c:c 1:3:6 (1 cement :3 sand :6 aggregate 20 mm nomial size with curing complete etc.) , Filling of pit+ramming, painting of pole and all steel items (Punching of the poles is stricitly not allowed)

Re-stringing , re-sagging & binding with Insulator of ACSR rabbit conductor of size 6/1/4.72 mm (100mm2) including jumpering etc. complete.

Erection of Stay Set HT (Digging of pit, fixing of stay rod, filling of pit , nozzeling & tighting)

Erection of Earthing set (Digging of

pit, fixing of GI wire to the earth system & filling of pit)

De-Stringing of ACSR 6/1/4.72mm (single wire) 50% of stringing cost

Transportation by truck to site of work of HT line and its associate material including Loading Unloading.