tender for construction of culvert, pethanaickenpalayam town panchayat, salem district.; 1 earth work excavation and depositing on bank with initial lead of 10 m & initial lift of 2 m in hard still clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders ss 20 b for foundationmorth 24 & 25. 2 cement concrete of mix 1:4:8 ( one part of cement, andfour part of m sand, andeaight part ofcoarse aggregate ) using hard broken granite stone jelly of 40 mm gauge for foundation levelling course, including shuttering, dewatering wherever necessary and laid i layers of not more than 15cm thick complete complying with standard specifications and drawings and as directed by the departmental engineers including all cost & conveyance of materials laying curing etc., complete as per tndss no 28v, vi ( s2 ) , vi ( s54 ) and vii 3 supplying and erecting centering for sides and soffits including supports and srtutting upto 3.29mm height for plane surfaces in all floors with cross bracings using miled steel sheets of size 30cm x 60cm and 10 gauge stiffened welded with miled steel sheets of size 25mm x 25mm x 3mm for boarding and laid over silver oak ( country wood ) .joists of size 10cm x 6.5cm dia spaced at about90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced 75cm centre to centre etc., complete complying with standard specification ans as directed for the following items as per tndss no 30 & 86 4 up to 1 m height 5 above 1 m height 6 plain cement concrete 1:2:4mix ( one part cement, three part m sand and six part of aggrigate ) using 20 mm size iss hbg metal from approved quarry including cost and conveyance of all materials to site. loading and unloading charges and labour charges for mixing. laying and curing etc., complete as per tndss no: 28 & vi ( s2 ) vi ( s5a ) vii standard specifications as directed by engineer incharge. 7 supplying and fabrication of steel and placing in position of tmt steel rods for rcc works as per design given including cost of steel and gi binding wire in all floors etc., complete complying with standard specification in tndss no:97 v, vi ( s6 ) vii ( s6 ) , vii-3. 8 reinforced cement concrete 1:1½:3 mix ( one part cement, one and half part msand and three part of aggregate ) using 20mm size iss hbg metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing but excluding cost of reinforcement etc.complete with std.specifications. ( using vibrator ) tndss no: 30 v, vi ( s3 ) , vii-3.