tender for rejuvenation of kulam at muthusamy reddy kulam in agaram town panchayat.; 1 earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders ss.20b and sand, silt or other loose soil, wet sand, or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may bedirectedexceptinhardrockrequiring blastinginclusive of shoring shuttering, and baling out water wherever necessary refillingthe sides of foundation withexcavated soilotherthan sand in layers of 15cm thick well rammed andcompleted depositing the surplus excavated soil within the compound inplaces shown by the departmental officers with intiallead and lifts and cleaning and levelling the site etc., complete as per tnss23 & 24, v, vi ( s2 ) , vii, 9, 10 , complete - ss 20a 2 cement concrete of mix 1 : 4 : 8 ( one cement four sand eight aggregates ) using 40mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. tndss no: 28 v, vi ( s2 ) v, vi ( s5a ) vii 3 supplying anderrectingsteel centering including necessary supportsfor plain surfaces for reinforced cement concrete works such as coloumn footing, coloumn pedestals, plith beams, grade beams, staircase steps, etc which requires only nominal strutting using mild steel sheetsof size 90mm x60mm and 10bg stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervels etc complete in all floorscomplying with standard specification ( tnss no or nbc no 30 ( s ) 86 86 a v, vi ( s3 ) vii 4 vibrated plain cement concrete 1:1.5:3 ( one part of cement , one and half part of m sand and three part ofaggregates ) using 20mm size iss hbg metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification 30 v, vi ( s5 ) vii & 13 5 earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders ss.20b and sand, silt or other loose soil, wet sand, or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may bedirectedexceptinhardrockrequiring blastinginclusive of shoring shuttering, and baling out water wherever necessary refillingthe sides of foundation withexcavated soilotherthan sand in layers of 15cm thick well rammed andcompleted depositing the surplus excavated soil within the compound inplaces shown by the departmental officers with intiallead and lifts and cleaning and levelling the site etc., complete ss 20b