extension of double row hume pipe culvert for upstream and downstream at nayashar dam junction ch 3900mtr state highway no. 07 under sd-ii, cdiii, apwd- 1 carriage of materials 2 by mechanical transport including loading,unloading and stacking 3 earth lead - 5 km 4 earth work in excavation by mechanicalmeans (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, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 5 all kinds of soil. 6 fillingavailableexcavatedearth (excludingrock)intrenches,plinth.sidesof foundationsetc.inlayersnotexceeding 20cmindepth,consolidatingeach deposited layer by ramming and watering, lead up to 50 m and for all lift 7 providingandlayinginpositioncementconcreteof specified grade excluding the cost of centering and shuttering - all work up to plinth level : 8 1:2:4 (1 cement : 2 coarse sand (zone-iii) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) 9 1:4:8 (1 cement : 4 coarse sand (zone-ill) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) 10 providingandlayingcementconcreteinretainingwalls, returnwalls,walls (any thickness)includingattached pilasters,columns,piers,abutments,pillars,posts,struts, buttresses,stringorlacingcourses,parapets,coping,bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 11 1:2:4 (1 cement : 2 coarse sand (zone-ill) derived from natural sources :4gradedstoneaggregate 20mmnominalsize derived from natural sources) 12 centering and shuttering including strutting, propping etc. and removal of form for 13 foundations, footings, bases of columns, etc. for mass concrete. 14 walls any thickness) including attached pilasters, butteresses, plinth and string courses etc. 15 12 mm cement plaster of mix : 16 1:4 (1 cement: 4 fine sand) 17 cement concrete 1:2:4 (1 cment: 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation, finishing and tamping complete. 18 supplying and laying precast rcc hume pipe 1.00mtr dia and 1mtr length.