supply of material under the work of conservation of mandi masjid at mehrauli archaeological park new delhi , conservation work , unslacked lime ( in proper air tight bags ) , coarse sand ( free from clay, silt etc ) , surkhi ( free from clay, silt etc. ) , belgir ( dried form ) , molasses ( air tight packing ) , gum dried , d.q stone ( in required size as per c.a incharge ) , brick aggregate 10-40 mm ( graded form ) , marble dust ( free from dirt, clay and organic matter ) , gum white dried , batasha , coconut oil , urad daal , red sand stone 60-65 mm thick of well size and edges machine cut ( as per site requirement ) , copper strips , grey sand stone 75mm thick ( as per site requirement ) , stone aggregrate 20mm nominal size ( graded form ) , stone aggregrate 10mm nominal size ( graded form ) , coarse sand ( zone-iii ) ( free from clay, silt etc. ) , portland cement isi marked , common burnt clay f.p.s ( non modular ) bricks class designation 7.5 , vibrator ( needle type ) , hire charges of concrete mixer / mechanical mixer , water tanker 5000 ltrs capacity , pvc bucket ( 25 ltr ) , pvc mug ( standard size ) , pvc tub ( standar size ) , pvc container for belgiri, molasses san and gum , pvc water tank ( 1000ltr ) , first aid box with medicine , boot ( pair ) various size required , gloves ( pair ) , helmet yellow isi marked , dust mask , safety belt ( isi ) , bamboo ladder 20 long , wooden challi ( 5x2 ) , cotton rope 1 dia , narial rope 3 / 4 dia , wire brush , canvas ( tripa ) , green net , chain pulley with chain , temporary notice board for information with stand , drawing & photo documentation