Details: appendix 1 15.2.1:demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of engineer - in-charge.nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) 15.23.1:dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead.for thickness of tiles 10 mm to 25 mm 4.1.3:providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-iii) : 4 graded stone aggregate 20 mm nominal size) 22.6:providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying : a) after surface preparation, first layer of slurry of cement @ 0.488 kg/ sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. laying second layer of fibre glass cloth when the first layer is s
Sector: PWD