OCN/DB-NIT No.-109/2020-21

Amount

11 KV HT Line

Excavation in foundations,trenches etc. in earth work,lift upto 1.50 mtrs. stacking the excavated soil not more than 3.0 metres clear from the edge of the excavation & then returning the stacked soil in 15 centimetres layers,when required into plinths sides of foundations etc. consolidatingeach deposited layer by ramming and watering and then disposing of all surplusexcavated earth earth as directed within a lead of 20 metres in pick jumper work ( 50% ) . ( As per item code No. 07040000 &No. 07040200 & No. 07040300 Page 130 ) .

Providing & laying cement concrte 1 : 4 : 8 ( One cement : four sand : eight graded stone aggregate 40mm nominal size ) and curing complete excluding cost of form work in foundation & plinth. ( As per item code No. 09130000 & No. 09130100 Page 151 ) .

Providing & laying cement concrete work 1 : 2 : 4 ( One cement : two sand : four graded stone aggregate 20 mm nominal size ) & curing complete excluding cost of form work & reinforcement for reinforced concrete work in walls ( any thickness but not less than 0.10 metres thickness ) includingattached pillasters, buttresses, plinth & string courses etc. from top of foundation upto floor two level( As per item code No. 09310000 & No. 09310200 Page 155 ) .

Providing form work with steel plates 3.15 mm thick welded with angle iron in frames 30x30x5 mm, so as to give a fair finish including centring, shuttering, strutting and propping etc. with woodenbattens & ballies, height of poropping below supporting floor to ceiling not exceeding 4 metres and removal of the same for insitu-reinforced concrete and plain concrete work in vertical surfaces such as walls ( any thickness ) partitions & the like including attached pillastes, buttresses, plinth & string courses & the like ( As per item code No. 080500000 & No. 0805030000 Page 144 ) .

Providing tor steel reinforcement for reinforced cement concrete work including bending, binding and placing in position complete upto floor two level ( As per item code No. 09410000 & 09410200 Page 158 )

Trench cover & frames :-

Steel work welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of red lead paint in grating framed guard bars, ladders, railing, brackets & similar work ( As per item code No. 1504000000 & No. 1504040000 Page 295 & 296 ) .

Providing tor steel reinforcement for reinforced cement concrete work including bending, binding and placing in position complete upto floor two level ( As per item code No. 09410000 & 09410200 Page 158 )

Providing & laying cement concrete work 1 : 2 : 4 ( One cement : two sand : four graded stone aggregate 20 mm nominal size)& curing complete excluding cost of form work & reinforced for reinforced concrete work in suspended floors, roofs, landing & shelves & their suppoorts balconies, beams, girders,bressumers & cantilevers upto floor two level ( As per item code No. 09310000 & No. 09310300 page 155 )

Providing form work of ordinary timber planking so as to give a rough finish including centring shuttering, strutting & propping etc. height of propping & centring below supporting floor to ceiling notexceeding 4 metres & removal of the same for insitu reinforced concrete & plain concrete work in flatsurfaces such as soffits of suspended floors, roofs, landing & the like floor etc. upto 200mm in thickness( As per item code No. 080100000, 0801020000 & No. 080120100 Page 139 ) .

SANCHIT GOEL

H. C. Bansal Engg. & Contt.