supply of materials for the work of construction of post harvesting structure threshing floor including storage godown at sathamangalam gp , collection and supply of (jamuna) sand zone v (m.sand) including stacking to standard departmental gauage for pre-measurement at the site as directed by the engineer-in-charge. , collection and supply of [810a] gravel-pdy including stacking to standard departmental gauage for taking pre-measurement at the site as directed by the engineer-in-charge. , collection and supply of cement concrete 1:4:8 (40mm) approved make at the site as directed by the engineer-in-charge , collection and supply of cement concrete 1:2:4 (20mm) approved make at the site as directed by the engineer-in-charge. , collection and supply of common burnt clay f.p.s (non modular) bricks class designation 7.5 approved make at the site as directed by the engineer-in-charge , collection and supply of cement mortar 1:4 (1 cement : 4 coarse sand) approved make at the site as directed by the engineer-in-charge , collection and supply of cement concrete 1:1.5:3 (20mm) approved make at the site as directed by the engineer-in-charge. , collection and supply of centering and shuttering materials - wall approved make at the site as directed by the engineer-in-charge. , collection and supply of cement mortar 1:4 (1 cement : 4 fine sand) approved make at the site as directed by the engineer-in-charge , collection and supply of steel-tmt (isi brand of approved make) at the site as directed by the engineer-in-charge. , collection and supply of flame retardant face inslulating, impregnated fibre board 12 mm thick approved make at the site as directed by the engineer-in-charge , collection and supply of bitumen solution primer of approved qualityapproved make at the site as directed by the engineer-in-charge. , collection and supply of bitumen hot sealing compound: grade a approved make at the site as directed by the engineer-in-charge , collection and supply ofdeharadun white lime approved make at the site as directed by the engineer-in-charge , collection and supply of steel work in built up tubular (round, square or rectangular hollow tubes etc) trusses etc., including all wor. hot finished welded type tubes approved make at the site as directed by the engineer-in-charge , collection and supply ofprecoated galvanished iron profile sheet 0.50 mm tct approved make at the site as directed by the engineer-in-charge , collection and supply ofmild steel sheets for tanks approved make at the site as directed by the engineer-in-charge , collection and supply ofstructural steel such as tees, angle, channels and r.s joists approved make at the site as directed by the engineer-in-charge , collection and supply ofmild steel sheets with bolts and nuts to rest on pintels approved make at the site as directed by the engineer-in-charge , collection and supply ofred oxide zinc chromate primer approved make at the site as directed by the engineer-in-charge , collection and supply ofportland cement approved make at the site as directed by the engineer-in-charge , collection and supply offine sand (zone iv) approved make at the site as directed by the engineer-in-charge , painting with synthetic enamel paint of approved brand - two coats approved make at the site as directed by the engineer-in-charge , providing, driving and installing driven cast -in-situ reinforced cement concrete piles of grade m-25 including all works for 400mm dia piles approved make at the site as directed by the engineer-in-charge , collection and supply ofcitizen name board (r.c.c precast) approved make at the site as directed by the engineer-in-charge