Making of cable trench with tray and heightening of transformer foundation and bus bar with support at Karma substation under Kuju Area.

Amount

A)For trench work

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 1.5 m, disposed earth to be levelledand neatly dressed. 2.8.1 Ordinary rock . 1 Mtr X 1 Mtr X 180 Mtr= 180 CUM

Brick work with common burnt clay modular bricks of class designation 5.00 in foundation and plinth in:Cement mortar 1:4 (1 cement : 4 coarse sand) For Trench Repairing 1 Mtr X 0.23 Mtr X 180 Mtr X 2 side =82.80 CUM

12 mm cement plaster of mix :1:6 (1 cement: 6 fine sand) 1 Mtr X 180 Mtr X 2 side=360 SQM

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): 3 graded stone aggregate 20 mm nominal size) 1 MtrX 0.125 Mtr X 180 Mtr=22.50 CUM

Steel reinforcement for R.C.C. work including straightening, cutting, bending,placing in position and binding all complete upto plinth level.Mild steel and Medium Tensile steel bars

Supplying and installing following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required 450 mm width X 62.5 mm depth X 2.0 mm thickness

Supplying and installing following size of perforated painted with powder coating M.S. cable trays bends with perforation not more than 17.5%„ joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required 450 mm width X 62.5 mm depth X 2.0 mm thickness

Supplying and installing following size of perforated painted with powder coating M.S. cable trays Tee with perforation not more than 17.5%, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required. 450 mm width X 62.5 mm depth X 2.0 mm thickness

Febrication and errection work of iron and steel platform, column, bracing housting. Placing etc inculding cutting, hoisting , fixing in position and applying a priming coat of approved steel priper using structure steel etc as required (material iron and steel departmental supply) for support of cable tray

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 KV grade of following size in the existing structure as required. Upto 120 sq. mm

B)Structure of GOAB and BUS Support

Febrication and errection work of iron and steel platform, column, bracing housting. Placing etc inculding cutting, hoisting , fixing in position and applying a priming coat of approved steel priper using structure steel etc as required (material iron and steel departmental supply)

Providing and laying in position cement concrete of specified grade excludingthe cost of centering and shuttering - All work up to plinth level :1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 20 mm nominal size) For GOAB 1 Mtr X Mtr X 1 Mtr X 3 Nos X 2 Side=6.00 CUM for Bus support 1 Mtr X 1 Mtr X 1 Mtr X 2 Side X 3 Nos= 6.00 CUM

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 1.5 m, disposed earth to be levelledand neatly dressed. 2.8.1 Ordinary rock . 1 Mtr X 1 Mtr X 1 Mtr 2 Side X 3 Nos = 6 CUM 1 Mtr X 1 Mtr X 1 Mtr 2 Side X 3 Nos = 6 CUM

Dismantling of over head lines comprising of copper/ aluminiumover head conductor, G.I. wire, cross arms, insulators etc. as required.

Supply & Fixing of MS Foundation Bolt 300mmX25mm

Maintenance of GOAB by Providing men power, small competent like spring, clamps, GI pipes as required

C)Transformer Foundation

Brick work with common burnt clay modular bricks of class designation 5 in foundation and plinth in:Cement mortar 1:4 (1 cement : 4 coarse sand) For Trench Repairing 3 Mtr X 0.24 Mtr X 0.60 Mtr X 4 Wall X 2 Set=43.20 CUM

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete. 3 Mtr X 3 Mtr X 0.26 Mtr X 2 Nos =4.68 CUM

Providing and laying in position cement concrete of specified grade excludingthe cost of centering and shuttering - All work up to plinth level :1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 20 mm nominal size) 3 Mtr X 3 Mtr X 0.24 Mtr X 2 Nos=4.32 CUM

12 mm cement plaster of mix :1:6 (1 cement: 6 fine sand) 1 Mtr X 180 Mtr X 2 side=360 SQM

Transformer dismantling and re-installation

Supply & Fixing of Support Connector ,aluminium alloy material, 48.60 mm size

Supply & Fixing of Post Insulator, 10KA, 11KV rated, standard size.

Supply & Fixing of T Connector, aluminium alloy material, 48.60 mm size.

Supply & Fixing of Nut & Bolts of different size as required

Supply & Fixing of Bi-Metalic connector , aluminium alloy material/brass, 48.60 mm X 12 mm size.

Supply & Fixing of Pad / Palm Connector, aluminium alloy material, 48.60 mm X 12 mm size.

Supply & Fixing of Alloy aluminum pipe 48.3 mm dia inner dia 40.8mm wall thk 3.6mm

Total impact of GST for the purpose of CTC

Nehru Electricals (BID ID -1111309)