Dismantling, fabrication and erection of steel structure for GOAB and VCB and making platform for VCB of colony feeder at 2x12.5 MVA, 33KV/6.6KV/3.3KV Main substation of Rajrappa Project

Amount

Dismantling of obsolete structure. 686.31kgX4set

Fabrication and Erection of structure for GOAB. (Required angle and channel will be supplied departmentally.) 686.31kgX4set

Earth work for column (post); Dimension: (lxbxh): 2 nos. 0f 1x1X1m and 3.3x1.6x0.7 m

PCC 1:4:8 (1 cement : 4 coarse sand (zone-iii) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) For GOAB: (1x1x0.1m)x2x4; For VCB: 0.528 cum.

PCC 1:2:4 (i) column(post) for erection of structure for GOAB: (1X1X0.9m)x2x4 and for VCB 0.528 cum.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in: Cement mortar 1:6 (1 cement: 6 coarse sand) 4.4X0.5X0.5 m

12mm cement plaster finished with a floating coat of neat cement of mix 1:4 (1-cement: 4 fine sand)

Dismantling of Post insulators.

Erection of post insulators.

Providing of galvanized Nut-Bolt with washer of size 20mmX750mm; 16 Nos. for foundation

Total impact of GST for the purpose of CTC