Repair patches and laying RCC pipe 1200 dia NP3 at Teori drain x ing of Bhainswal Disty

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting ot and disposal of excavated earth lead up to 50 m and lift up to 1.5 m, as directed by Engineer-in-charge. All kinds of soil (HSR item No. 4.12)

dDressing bed and preparation of sub grade for lining by mehanical/mennual means (HSR item No. 14.1)

1200mm internal diametre of sewer NP3 or NP4 pipe (HSR item No. 21.44.17.2)

Providing lowering cutting jointing and testing RCC pipe class NP3 as per 18-458-2003 with spigot & socketed joints manufactured with ISI marked sulphate resistance cement as per ISI 12330 with rubber rings ISI marked antiternmite as required at site in to trenches for all depths and laying out the same to correct alignment gradients and levels including dressing and trimming and cutting of concrete beds and side of trenches, if required jointing with rubber rings in trenches and jointing with 1:3/2 cement sand mortar and with end dowels filled with 1:3/2, cement sand mortar and finishing the joints at an angle of 45 degree with faces of spigot of socket joints cutting and finishing the cut surface to a uniform finish etc. as fully described in item No. 21.38, item 24.44, item 21.45 & item 21.46 including cartage loading and unloading complete in all respects. the internal diametric of the sewer being: 1200 mm (HSR item No. 21.95.10)

Removing hume pipes-NP2/NP3/NP4 including excavation and taking out the pipes manually/by mechanical means and stacking the pipes within standard lead as per direction of Engineer-in-charge. Above 600 mm dia (HSR item No. 5.53.2)

Compaction Extra for laying earth/fly ash as per specifications in 20 cm layers and dressing but excluding the cost of rolling (HSR item No. 17.8.1)

Dressing side slopes and preparation of sub grade for lining by mechanical/mannual means (HSR item No. 14.2)

Cement concrete lining 15cm thick or less for irrigation channels, using cement concrete 1:3:6 (M-10) Concrete lining in bed. (HSR item No. 14.9.1)

Cement concrete lining 15cm thick or less for irrigation channels, using cement concrete 1:3:6 (M-10)concrete lining on side slopes for vertical height up to 3.50m HSR item No. 14.9.2

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work below plinth level and up to Floor IV level 1:3:6 (1Cement : 3Coarse sand (Zone-III) : 6 graded stone aggregate 20 mm nominal size) HSR item No. 6.1.4

Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases for columns (HSR item No. 6.29.1)

Putting 1:3 Cement sand slurry, 6mm thick on prepared bed and side slopes before laying concrete on bed and side slopes (HSR item No. 14.13)

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