making plinth of installation of 10 mva t / f and other works under edd deoband- 1 plinth for 10 mva transformer ( 1 no. ) cosntruction of 01 no. plinth for 10 mva, 33 / 11 kv t / f for size ( 4.46x3.46x1.0 ) m ( 0.50m below ground level and 0.5 m above ground level ) as per details & drawing attached:- 2 a ) excavation of earth ( 4.70x3.70x0.5 ) m. 3 b ) flooring of plinth in c.c. 1:4:8 ( cement, sand & brick ballast ) for making foundation bed size ( x.70x3.70x0.15 ) m 4 c ) ist class brick work for side walls size 0.345 m wide up to 0.3 m height and 0.23 m wide up to 0.35 m height cm c.c ratio of 1:4 ( cement & find sand ) 5 d ) filling of brick ballast in plinth in ratio 1:4:8 ( cement, coarse sand and brick, ballast ) of with proper ramming size ( 4.0x3.0x0.65 ) m 6 e ) r.c.c work in the top layer of plinth in the ratio 1:2:4 in size ( 4.00x3.00 ) m and 0.15 m in thickness by using m.s tor of 10 mm. dia. both ways. the work also includes bindig of m.s bars. 7 f ) quantity of m.s tor of size 10 / 8 mm dia required for reinforcement of plinth in r.c.c work also includes cutting, binding & laying etc. in t / f plinth. 8 g ) grouting of 02 nos. 90 / 105 lb. rails pieces of 3.46 m long and ( 50x50x6 ) mm m.s angle in r.c.c work at the top of plinth work also includes cutting of rail and angles pieces etc. 9 h ) 12 mm thick plaster with cement mortar ratio 1:4 ( cement & fine sand ) of plinth of 0.5 m above ground level. 10 providing & laying of size of 4x2.5 sq. mm control cables i.e from buchholz realy to macshalling box to switch gear room, 33 kv ct’s to ct’s junction box, ct 33 kv, v.c.b control panel junction box to 33 kv vcb control panel and control panel to 33 kv vcb outdoor operating mechanism panel etc. in the cable trench including making proper connection at buchholz relay, marshalling box as per required for installed equipment.