Maintenance of 12 no electrical substation with maintenance of old bus bar earth pits foundation, gravel filling etc under AADOCM of Dhori Area

Amount

Erection of metallic pole of following length in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required.Above 10.00 metre and upto 12.00 metre

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 diameter and above including binding etc. as required

Supply of 8 SWG GI wire

Erection of GI wire no 8 SWG including binding etc as required

Removal of existing dust/mud mixed gravel

Supplying of Gravel of appropriate size as per site engineer

Speading of gravel as per site engineer

Providing abd making of chemical earth electrode 80mm dia x 3 mtrs long with its pit arrangement 4' x 4' x 3 mtr size

15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix :1:4 (1 cement: 4 fine sand)

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) 120m x 2 side x 2 layer x 127 m) for walhway etc

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. (Meterial wiil be supplied deaprtmentally )

Supplying and erection of 11 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required

Supplying and erection of 11 KV disc insulator for 11 KV over head lines with galvanised insulator fittings, ball and socket type and complete with galvanised strain clamps, bolts, nuts, washers etc. as required.

Applying priming coat :With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/ steel works + With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel work (second coat)

Painting with aluminium paint of approved brand and manufacture to give an even shade .Two or more coats on new work

Lettering with black Japan paint of approved brand and manufacture

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc. as requiredUpto 120 sq. mm

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Welding / cutting of strip from earth it to OH line and sub station equipment

Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, 11 KV overhead lines with rated voltage 9 KV (rms) with a nominal discharge current rating of 5 KA andcomplete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Supplying and fixing of PG clamp (Dog)

Supplying and fixing of al nut bolts of size suittable for 50mm bus bar

Supplying and fixing of al-tee connection pipe of placeing bus bar

supply and fixing of pad connector for goab and studs with aluminium bus bar of 48.3 mm pipe

supplying and fixing of alloy aluminium pipe inner dia 40.8 mm outer dia 48.3 mm wall thickness 3.6mm

Supplying and fixing of AL strip of 3 inch breadth 4-5mm thick

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.50 mm dia nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 25 mm dia nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. valve 2"

Providing and fixing brass bib cock of approved quality :20 mm nominal bore

Providing and fixing brass stop cock of approved quality :20 mm nominal bore

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :25 to 40 mm nominal bore

Excavation for foundation in soft soil including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 metres (10 x 14x .65)

Filling available excavated earth (excluding rock) in trenches, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 metres.

Total impact of GST for the purpose of CTC

M/S UPENDRA ELECTRICAL

CHAITALI ENTERPRISES