supply of material under the work of conservation of baoli known as diving wall locally known as ( gandak-ki-baoli ) qutub, new delhi as specified in the boq. , conservation work , unslaked lime ( katni ) ( unslaked and airtight packing is a must ) , surkhi ( made of 1st class brick and well-graded as per site / site in-charge requirements and must be free from clay / silt / organic matters / foreign matters / etc. ) , corase sand ( must be free from clay / silt / organic matters / foreign matters / etc. ) , belgiri ( in dried form and airtight packings ) , gur , gum ( dried in packings ) , san , brick aggregate 10mm to 15mm nominal size ( must be free from clay / silt / organic matters / foreign matters / etc. and well graded ) , brick aggregate 20mm nominal size ( must be free from clay / silt / organic matters / foreign matters / etc. and well graded ) , thick hard stone ( quartzite properties ) having the size as per site requirements or as per instructions of engineer in charge. , d.q. stone ( as per instructions given by the site / engineer in charge ) , colouring pigment , cement ( portland cement of isi mark in 50 kg. bags and having standard properties ) , stone aggregate ( 20 mm nominal size downgauge gradation form ) , stone aggregate ( 10mm nominal size downgauge gradation form ) , c. sand ( must be free from clay / silt / organic matters / foreign matters / etc. ) , portland cement ( portland cement of isi mark in 50 kg. bags and having standard properties ) , coir rope 3 / 4 , red sand stone dustbin ( as per dimensions / drawings given by the site / engineer in charge ) , inner dustbin ( as per dimensions / drawings given by the site / engineer in charge ) , red sand stone ( having the size as per site requirements or as per instructions of the engineer in charge ) . , tractor trolley for trasport lime mortar , floating fountain for water circulation , hiring pumpset , tractor trolley , colouring pigment & araldite