Details: (a) civil works demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of engineer -in - charge.nominal concrete 1:4:8 or leaner mix (including equivalent design mix) earth work in excavation by mechanical means (hydraulic excavator) i 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. all kinds of soil. supplying and filling in plinth with sand under floors, including watering,ramming, consolidating and dressing complete. providing and laying in position cement concrete of specified gradeexcluding the cost of centering and shuttering -all work up to plinthlevel: 1:4:8 (1 cement : 4 coarse sand (zone-ill) derived from natural sources : 8 graded stone aggregate 40 mm nominalsize derived fro