Details: drain work 2.4.1.a:dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including t&p and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres -<br> lime concrete, cement concrete grade m-10 and below - by manual means <br> 2.4.1.b:dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including t&p and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres - <br> cement concrete grade m-15 & m-20. - by manual means 12.4:plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm no
Sector: PWD