5.23 demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of engineer - in - charge. 5.23.1 nominal concrete 1: 1.5:3 or richer mix (i/c equivalent cum design mix) 6.1 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: 6.1.1 1 : 1 : 3 ( 1 cement: 1 coarse sand (zone-ill) : 3 cum graded stone aggregate 20 mm nominal size) 6.1.6 1 : 1:4:8 stone aggregate 40 mm nominal size) 17.66 rectangular concrete block pavement 17.66.1 providing and laying of cement concrete blocks of size 0.450 m x 0.300 m x 0.15 m of cement concrete (c.c) m30 grade and spreading 25 mmthick sand underneath filling joints with sand onexisting w.b.m. base as per technical specification 17.6 construction of embankment with material obtained from borrow pits construction of embankment with approved material obtained from borrow pits, including compensation of earth, with all lifts and leads, transporting to site, spreading, grading torequired slope and compacting to meetrequirement of table 300-2, as per technical clause 305 of mort&h specifications note:- compensation for earth w ill vary from place to place and will have to be assessed realistically as per particular ground situation. in case earth is available from govt. land, compensation for earth will not be required. the position is required to be clearly stated in the cost estimate. 34.49 painting two coats on new concrete surfaces painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces
