Augmentation of 220/132 KV, 160 MVA Transformer at 220 KV GSS, Ramgarh, Distt. Jaisalmer

(B/1.6) Earth work in excavation by mechanical means (Hydraulic excavator )/ manual means over areas (exceeding 30cm in depth. 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5 m , disposed earth to be levelled and neatly dressed : All kinds of soil

B-54/3.1.6 Providing and laying in position cement concrete including curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering - All work up to plinth level. 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size).

B-59 /4.1 Providing and laying in position specified grade of cement concrete for all RCC structural elements upto plinth level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement. M20 grade Nominal Mix / Design Mix

B-61 /4.9 Centering and Shuttering with plywood or steel sheets including strutting, propping bracing both ways and removal of formwork for foundation , footings, strap beam, raft , bases of columns etc.

B-62 /4.13.2 Providing and fabricating reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding (including cost of binding wire) all complete up to floor five level. ('Original producers' who manufacture billet directly from iron ores and roll the bilets to produce steel conforming to IS:1786)Thermo-mechanically Treated bars (Conforming of relevent IS code)

B-139/12.3.2 Plaster on new surface on walls in cement sand mortar 1:6 including racking of joint etc. complete fine finish :20mm thick.

S-247/3.16.3 P&F rigid PVC Pipe (IS:4985 mark) class II/ (4 Kg. /Cm2.) approved quality /make including joining the pipe with solvent cement rubber ring and lubricant.: 110 mm dia

P&F rigid PVC pipe fittings (IS: 4985 mark) of approved quality /make including joining the pipe with solvent cement rubber ring and lubricant Bend 87.5: 110mm dia S/3.17.9(II)

B-1.28 Surface dressing of the ground including removing vegetation and inequalities not exceeding 15cm deep and disposal of rubbish lead up to 50 Mtr. and lift up to 1.5 Mtr. : All kinds of soil

Chapter Basic rates of material 293, Stone aggregate (Single size) : 40 mm nominal Size G-4.1,4.2 Add extra for lead of 193 km from loadsar quarry (990+240+1211)