(A) Installation of 750KVA, 3.3KV/440V, Transformer at new mines colony for using as colony Transformer and (B) Installation of 50KVA, 3.3KV /440V, Transformer at Sawang main sub-station at SWG-GVP Ph-II OCP.

Amount

"(A)I nstallation of 750KVA, 3.3KV/440V, Transformer at new mines colony for using as colony of GVP Phase-II OCP. Erection of metallic pole of following length in cement concrete1:3:6(1cement :3coarsesand :6graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required (Above 10 mtrs. Upto 12 mtrs.)

Supplying and erection of galvanised stay set for 11KV overhead lines complete with 19/20 mm dia X 1.8 metres long stay rod, anchor plate of size 45cm X 45cm X 7.5mm thick, thimble, stay clamps, turn buckle (20mm X 600mm), 7/4.00 mm dia G.I stay wire and 11KV strain insulator etc in cement concrete 1:3:6 (1cement :3coarses and :6graded stone aggregate 40mm nominal size) foundation including excavation and refilling etc. as required.

GOAB switch 11KV grade, 800A

Commissioning of 11KV GOAB

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 mm diameter including binding etc as required (1 Span x 30 mtrs. X 3 wire = 90 mtrs. X 0.394 Kgs = 35.46 Kg) (For jumphering = 1.5 mtrs. X 3 wire x 01 no. = 4.5 mtrs. X 0.394 Kgs = 1.77 Kg)

Supplying and erection of a set of cross bracing FRLSame work for 11 KV over head line double pole structure having four members fabricated out of 50 mm X 50 mm X 6 mm angle iron to form a rectangle of minimum size 1400 mm width X 2500 mm height, complete with 50 mm X 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts and nuts ete (us per drawing) and painting with primer and finish paint as required.

Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X 6 mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers ete (as per drawing) and painting with primer and finish paint as required.

Erection of double pole 3 wire cross arm for 11K V/22KV/33 KV over head lines as required.

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

Supply and erection of 11 KV pin insulator complete with large steel head G.I in nuts washers ete as required.

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 levelledand neatly dressed. Ordinary rock For Transformer Foundation - 1.5 mtr X 1.5 mtrX 1 mtr 2.25 CuM

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) For Transformer 0.24 X 1.25 Mtrs X 1.25 Mtrs X 4 Side

Supplying and filling in plinth sand under floors, including watering, ramming, consolidating and dressing complete Total yard 1.5 For Transformer 1 Mtr x 1 Mtr x 1.25 Mtr = 1.25 Cu.M

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: 6 graded stone aggregate 20 mm nominal size) For Transformer 0.24 MtrX 1.25 X 1.25 Mtr 0.375 CuM

Making of chemical earthpit of resistance at different locations as pert direction of Engineer Incharge or his representative. (1). Safe earthing electrode having two custom made G.I. tubes (Galvanized 80 micros, minimum one inside the other of length 3 mtr (outer dia 80mm) filled with conductor rich crystalline mixture (CCM) (2.) Back fill compound (bag of 25 kg each).

Earth work in excavation by mechanical means (Hydraulic 5.04 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 in, disposed carth to be levelledand neatly dressed. (3 x .75 x .75- 1.68 x 3 Nos. 5.04 Cu.M

Providing and fixing 25 mm X 5 mm G.I. strip on surface 30 or in recess for connections etc. as required.

Supplying & fixing of 800 Amps MCCB

Providing & fixing of copper wire - 8 SWG for Making of Fuse system

Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, I1KV overhead lines with rated valtage 9KV (rms) with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required.

(B) Installation of 50KVA, 3.3KV /440V, Transformer at Sawang main sub-station at SWG-GVP Ph-II OCP. Erection of metallic pole of following length in cement concrete1:3:6(1cement :3coarsesand :6graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required (Above 10 mtrs. Upto 12 mtrs.)

Supplying and erection of galvanised stay set for 11KV overhead lines complete with 19/20 mm dia X 1.8 metres long stay rod, anchor plate of size 45cm X 45cm X 7.5mm thick, thimble, stay clamps, turn buckle (20mm X 600mm), 7/4.00 mm dia G.I stay wire and 11KV strain insulator etc in cement concrete 1:3:6 (1cement :3coarses and :6graded stone aggregate 40mm nominal size) foundation including excavation and refilling etc. as required.

GOAB switch 11KV grade, 800A

Commissioning of 11KV GOAB

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 mm diameter including binding etc as required (1 Span x 30 mtrs. X 3 wire = 90 mtrs. X 0.394 Kgs = 35.46 Kg) (For jumphering = 1.5 mtrs. X 3 wire x 01 no. = 4.5 mtrs. X 0.394 Kgs = 1.77 Kg)

Supplying and erection of a set of cross bracing FRLSame work for 11 KV over head line double pole structure having four members fabricated out of 50 mm X 50 mm X 6 mm angle iron to form a rectangle of minimum size 1400 mm width X 2500 mm height, complete with 50 mm X 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts and nuts ete (us per drawing) and painting with primer and finish paint as required.

Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X 6 mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers ete (as per drawing) and painting with primer and finish paint as required.

Erection of double pole 3 wire cross arm for 11K V/22KV/33 KV over head lines as required.

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

Supply and erection of 11 KV pin insulator complete with large steel head G.I in nuts washers ete as required.

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 levelledand neatly dressed. Ordinary rock For Transformer Foundation - 1.5 mtr X 1.5 mtrX 1 mtr 2.25 CuM

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) For Transformer 0.24 X 1.25 Mtrs X 1.25 Mtrs X 4 Side

Supplying and filling in plinth sand under floors, including watering, ramming, consolidating and dressing complete Total yard 1.5 For Transformer 1 Mtr x 1 Mtr x 1.25 Mtr = 1.25 Cu.M

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: 6 graded stone aggregate 20 mm nominal size) For Transformer 0.24 MtrX 1.25 X 1.25 Mtr 0.375 CuM

Making of chemical earthpit of resistance at different locations as pert direction of Engineer Incharge or his representative. (1). Safe earthing electrode having two custom made G.I. tubes (Galvanized 80 micros, minimum one inside the other of length 3 mtr (outer dia 80mm) filled with conductor rich crystalline mixture (CCM) (2.) Back fill compound (bag of 25 kg each).

Earth work in excavation by mechanical means (Hydraulic 5.04 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 in, disposed carth to be levelledand neatly dressed. (3 x .75 x .75- 1.68 x 3 Nos. 5.04 Cu.M

Providing and fixing 25 mm X 5 mm G.I. strip on surface 30 or in recess for connections etc. as required.

Supplying & fixing of 400 Amps MCCB

Providing & fixing of copper wire - 8 SWG for Making of Fuse system

Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, I1KV overhead lines with rated valtage 9KV (rms) with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Total impact of GST for the purpose of CTC

STAR ELECTRICAL WORKLS (BID ID -1133964)

M/S PRAMOD KUMAR PANDIT (BID ID -1131786)

M/S S K ELECTRICAL (BID ID -1133962)