Conversion of the 33KV outgoing feeder bus bar from conductor type to pipe type, Replacement of 33KV, 1250A GOAB switch, Fabrication of a steel platform, Sand and gravel filling in the substation yard, and Maintenance and reconditioning of two nos. 1

Supply and fixing of alloy aluminium pipe outside dia. 63 mm

Supply and fixing of pad connector suitable for bus pipe

Supply and fixing of connector of alloy aluminium pipe to pipe suitable for bus pipe having outer dia 48.26mm

Supply and fixing of support connector suitable for bus pipe having outer dia 48.26mm

Supply and fixing of Bi-metallic connector

Supply and fixing of post insulator

Fabrication and erection work of iron and steel platform column, bracing housting, placing etc.

Supply & Fixing of GOAB switch 1250Amp 33 KV turn and twish type

Supply of GI Nut and bolts 10 mm X 40 mm

Supplying and fixing of tower bolt/ foundation Bolt 20 mm x 600mm

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 Meter ong etc. with charcoal/ coke and salt as required.

Cost of Single core 35 sq. mm Alluminium cable for Earth wire

Brick work with common burnt clay modular bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand) 2 M X 1 M X 0.24 M X 2 wall X 2 Nos. = 1.92 cum 3 M X 1 M X 0.24 M X 2 wall X 2 Nos. = 2.88 cum Total 4.80 cum

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) 2 M X 3 M X 0.22 M x 2 = 2.64 cum

Cement plaster skirting up to 30 cm height, with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement. 18 mm thick 2 M X 1 m X 2 Nos.X 2 Nos. = 8.00 sqm 3 M X 1 M X 2 Nos. X 2 Nos. = 12.00 sqm Total 20.00 sqm

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m inwidth as well as 10 sqm on plan) including disposal of excavatedearth, lead upto 50 m and lift upto 1.5 m, disposed earth to be levelled and neatly dressed 2.7.1 Ordinary 40 M X 40 M X 0.3 M = 480 cum

Supply, filling, spreading and levelling gravels of size range 5 mm to 10 mm, in the reccharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Enineer in charge 40 M X 40 M X 0.15 M = 240 cum

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete 40 M X 40 M X 0.15 M = 240 cum

Dismantaling of 11KV structure and bus bar

Supply & Fixing Of Upper Pole Assembly complete, with Vacuum Interrupter

Supply & Fixing Of Pinion Gear Assembly

Cost Of Sf 6 Gas

Supply & Fixing Of Lower Polet Assembly complete, with insulating stud

Sf6 Gas Filling & Vaccum Etc

Total impact of GST for the purpose of CTC

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