Augmentation works of 132kV Main Bus Strengthening at 132 KV Nalkata GSS, AEGCL

Amount

Disc Insulator Strings complete with all hardware fittings, Clamps etc. as per specification

10 Disc Tension Insulator String suitable for twin bus Zebra Conductor

9 Disc Suspension Insulator String suitable for twin bus Zebra Conductor

Supply of clamps & connectors etc. as per specification.

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Panther Conductor

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Zebra Conductor

PG Clamp with connectors and all hardwear fittings suitable for ACSR Zebra Conductor

Spacer for ACSR Twin Zebra conductor

220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending) as per specification.

220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending).

Supply of Beam and Column as per specification.

Beam type 'B1' for gantry beam (2 Nos. ) 833.459*2= 1666.92

Column of Ganty (4 Nos) 966.88*4=3867.52

Column for PI (3 Nos) 443.839*3=1331.518

Nuts, Bolts & Washer, 44.4*4 (Gantry Column) +67.71*2(Gantry Beam)+ 48.966*3 (PI)= 459.918

Mandatory Spares

For Disc Insulator Strings complete with all hardware fittings, Clamps etc.

10 Disc Tension Insulator String suitable for twin bus Zebra Conductor

9 Disc Suspension Insulator String suitable for twin bus Zebra Conductor

For clamps & connectors etc.

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Panther Conductor

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Zebra Conductor

PG Clamp with connectors and all hardwear fittings suitable for ACSR Zebra Conductor

Spacer for ACSR Twin Zebra conductor

For 220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending).

220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending).

Description of Work / Item(s)

Amount

Disc Insulator Strings complete with all hardware fittings, Clamps etc. as per specification

10 Disc Tension Insulator String suitable for twin bus Zebra Conductor

9 Disc Suspension Insulator String suitable for twin bus Zebra Conductor

Supply of clamps & connectors etc. as per specification.

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Panther Conductor

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Zebra Conductor

PG Clamp with connectors and all hardwear fittings suitable for ACSR Zebra Conductor

Spacer for ACSR Twin Zebra conductor

220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending) as per specification.

220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending).

Supply of Beam and Column as per specification.

Beam type 'B1' for gantry beam (2 Nos. ) 833.459*2= 1666.92

Column of Ganty (4 Nos) 966.88*4=3867.52

Column for PI (3 Nos) 443.839*3=1331.518

Nuts, Bolts & Washer, 44.4*4 (Gantry Column) +67.71*2(Gantry Beam)+ 48.966*3 (PI)= 459.918

Mandatory Spares

For Disc Insulator Strings complete with all hardware fittings, Clamps etc.

10 Disc Tension Insulator String suitable for twin bus Zebra Conductor

9 Disc Suspension Insulator String suitable for twin bus Zebra Conductor

For clamps & connectors etc.

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Panther Conductor

T-Clamp suitable for Twin ACSR Zebra Conductor connecting to Single ACSR Zebra Conductor

PG Clamp with connectors and all hardwear fittings suitable for ACSR Zebra Conductor

Spacer for ACSR Twin Zebra conductor

For 220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending).

220 kV Post Insulator with Terminal Connectors (for twin ACSR zebra) (8 KN Bending).

Description of Work / Item(s)

Amount

Dismantling, Erection, Commissioning Works & other related services as required

Complete dismantling of 132kV main Bus Conductors with all associate works including rolling & shifting of the same to the AEGCL store.

Stringing of ACSR Zebra Conductor with required jumpering (Twin Zebra)

Erection of Tension Insulator String at 132kV Main Bus

Erection of Suspension Insulator String at 132kV Main Bus

Fitting of Clamps, connectors & Spacer as per site requirement

Providing 80 mm thick 1:4:8 PCC base of switchyard as per specifiction & drawings including supply of all materials. 4X4.2X1.5 = 25.2 Sqm 3X1.5X1.5 = 6.75 Sqm Total = 31.95 Sqm

Providing 100 mm thick graveling of switchyard as per specifiction & drawings including supply of all materials. Area same as Sl. No. 1.6 = 31.95

Erection of Beam and Column as required

Beam type 'B1' for gantry beam (2 Nos. ) 833.459*2= 1666.92

Column of Ganty (4 Nos) 966.88*4=3867.52

Column for PI (3 Nos) 443.839*3=1331.518

Nuts, Bolts & Washer, 44.4*4 (Gantry Column) +67.71*2(Gantry Beam)+ 48.966*3 (PI)= 459.918

Description of Work / Item(s)

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in charge.

All kinds of soil : 4 x 4.4 x 1.5 x 2.2 = 55.44 3 x 1.5 x 1.5 x 2.5 = 16.875 Total = 72.315

Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete

All works upto plinth level : Concrete of M10 grade with minimum cement content of 220 kg /cum 2 x 4 x 4.20 x 1.50 x 0.075 = 3.78 3 x 1 x 1.45 x 1.45 x 0.075 = 0.47 Total = 4.25

Centering and shuttering including strutting, propping etc. and removal of form for

Foundations, footings, bases of columns, etc. for mass concrete 4 x 2 x 4.2 x 0.45 = 15.12 4 x 2 x 1.5 x 0.45 = 5.40 3 x 4 x 1.3 x 0.30 = 4.68 Total = 25.20

Columns, Pillars, Piers, Abutments, Posts and Struts 3 x 1 x 4 x 2.2 x 0.8 = 21.12 4 x 4 x 4 x 2.1 x 0.5 = 67.20 Total = 88.32

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level (Thermo-Mechanically Treated bars of grade Fe-500D or more).

Foundation Providing 12mm dia straight bars 8 x 2 x 25 x 2.40 @ 0.89 = 854.40 8 x 2 x 10 x 3.60 @ 0.89 = 512.64 3 x 2 x 8 x 1.90 @ 0.89 = 81.17 3 x 2 x 8 x 1.90 @ 0.89 = 81.17 Column 8 Nos. 16 mm dia main bars and 8 mm dia 150 c/c stirrups for gantry 4 x 4 x 8 x 2.8 @ 0.89 = 318.98 4 x 4 x 17 x 1.9 @ 0.89 = 403.10 12cNos. 12 mm dia main bars and 8 mm dia 150 c/c stirrups for PI 3 x 1 x 12 x 3.10 @ 0.89 = 99.32 3 x 1 x 15 x 3.00 @ 0.89 = 52.65 3 x 2 x 15 x 2.00 @ 0.89 = 70.20 Total = 2473.63

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Foundation 4 x 2 x 3.75 x 1.5 x 0.45 = 20.25 3 x 1 x 1.30 x 1.3 x 0.30 = 1.52 Column 4 x 4 x 0.45 x 0.45 x 2.05 = 6.64 3 x 1 x 0.75 x 0.75 x 2.5 = 4.22 Total = 32.63

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.