Construction of cable trench for laying HT UG cables for 11 kV Feeders from proposed 110 kV Substation Thiruvali

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge..Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

Extra for every additional lift 1.5 m or part there of in excavation / banking excavated or stacked materials.All kinds of soil

Providing and laying in position cement concrete of 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 nominal size)

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 :3 graded stone aggregate 20 mm nominal size

Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Centering and shuttering including strutting, propping etc. and removal of form work for edges of slabs and breaks in floors and walls under 20 cm wide.Cover slabs

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

Lifting, loading and proper placing of precast RCC slabs of various sizes by manual convenience from casting yard to the trenches wherever necessary, safely without causing any damages to cables and slabs, placing neatly by levelling, aligning, removing waste particles from trenches etc complete including hire charges of necessary tools, etc complete as per the direction of departmental officers at site.