Dismantling and erection of 440 Volt overhead line conductor and providing and fixing of GOAB switch 400 amps, earth pits and lightning conductor at Damodar River under Jarangdih Colliery.

Amount

Pole and Conductor (As per required Departmental Supply) : 02 nos. Dismantling of over head lines comprising of copper/ aluminium over head conductor, G.I. wire, cross arms, insulators etc. as required 7 SPN x 4 wire x 45 mtr = 1260 mtrs x 0.214 kg / Mtrs = 269.64 kg + 2 % sagging + 2 % binding & jumphering = 280.42 kg

Erection of metallic / steel tabular of steel rail pole of length exceeding 10 mtrs. But not exceeding 13 mtrs.in cement concrete 1:3:6(1Cement : 3Sand : 6 Graded stone aggregate 40 mm nominal size) foundation including excavation and refiling is required.

Erection of all aluminium conductor of 7/3.35 mm to 7/4.00 mm diameter including binding etc. as required 7 SPN x 5 wire x 45 mtrs = 1575 Mtrs x 0.214 Kg / Mtrs = 337.05 kg = 2 % sagging + 2 % binding & Jumphering = 350.53 kg

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for 4 wire overhead line complete with clamps, bolts, nuts and washer etc including drilling of holes for insulator pins etc (as per drawing) and painting with primer and finished paint as required .

Supply and erection of galvanized D iron clamps complete with shackles insulator (100mm x 110mm), G.I bolt and nuts, washers coach screws etc required.

Supplying and erection of 100 mm X 80 mm pin insulator complete with G. I. Spindle and nuts etc. as required.

Erection of angle iron/ channel iron cross arm on wood/ RCC/ PCC/ steel tubular/ rail pole etc. as required

Supply and erection of stay set complete (galvanized) with 19/20 mm mm dia x 1.8 M long stay rod,anchor plate of size 45 cm x 45 cm x 7.5 mm, thimble, stay clamps, turn buckle (20mm x 60 cm),7/4 mm dia G.I stay wire and strain insulator etc in cement concrete 1:3:6(1Cement : 3Sand : 6 Graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc as required.

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for 4 wire overhead line complete with clamps, bolts, nuts and washer etc including drilling of holes for insulator pins etc (as per drawing) and painting with primer and finished paint as required.

Erection of double pole 3 wire cross arm for 11KV/22KV/33KV overhead line as required

Maintain less earth resistance of chemical ratty pit earth resistance of latest technology for sandy region. i) Safe earthing electrode having two custom made G.I tubes (galvanized 80 microns, minimum) one side the other of length 2 Mtr. (Outer dia 80 mm) field the conductor rich crystalline mixture (CCM)=01 No. ii) Back fill compound bag of 25 kg each = 2 bag iii) Installation charge 01 No. iv) Brick work with common burnt clay R.P.S (none modules) (bricks of class designation 7.5 in foundation and plinth in cement mortar (1:6) 1 cement: 6 coarse Sand = 01 No. = 0.4 cum

Cost of lightening Arrestors / Lightening Conductor, make of 19 mm copper bas with tripped on top 01-meter length.

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

Supply od GOAB 3.3 kv grade 800 Amps Horizontal type heavy duty.

Erection of LV/MV/ shackle/Pin Insulator etc. as required

M.S Nut & bolts as per required sizes 5/8"X2.5",3", 4" etc.

Supply And Fixing of MS clamp as required.

Commissioning of lightening Arrestors / Lightening Conductor & GOAB Switch of SI No. 12 & 14.

Total impact of GST for the purpose of CTC

M/s Almas Enterprises

Lakshman Prasad