tender for providing drainage from temple to mainroad at kerappadu in bikkatty town panchayat; 1 earthwork excavation for foundation and depositing on bank within initial lead of 10mt and initial lift of 2mt in hard stiff clay ,stiff black cotton hard red earth shales murrams gravel stoney earth and earth mixed with small size boulders and hard gravelly soilexcept rock etc., complete complying with standard specification.as per ss 20 b tndss no 23&24 vi (s2 ),vii 9,10 2 plain cement concrete 1:4:8 mix(one cement,four sand ,and eight aggregate ) using 40mmhard broken granitestone (i.s.s ) metalfromapprovedquarryincludingcost and conveyances of all materials to site and all handling charges at both ends cost of from work labour for mixing concrete trasporting laying curing of concrete and all other tools and plants including other incidencial charges such as bailing out of water ,maintainingprotectivebundsand cofferdamsetc.,complete(for base coursetobodywalloftheculvertandsurface drain ) complying with standard specification.tndss no 28 v,vi ( s2 ) v,vi (s5a) vii 3 supplying and erecting of centering to sides and soffits including supports and strutting for drainages sides and culverts body wall sides using 90 cm x 60 cm and b.g.10 stiffenend with welded mild steel angles of size 25 mm x 25 mm x 3 mm for boarding laid over (silver oak joists) of size 10 cm x 6.50 cm spread at about 90 cm etc.,complete complying with standard specification. tndss no ;30 & 86 4 upto 1.00 m height 5 plain cement concrete 1:3:6 mix (one part cement, three part sand and six part of aggrigate) using20 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. complying with std. specification 6 plain cement concrete 1:2:4 mix (one part cement, two part sand and four part of aggrigate) 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 etc. complete. complying with std. specifications. 7 supply and fixing of (half cutter) rcc hume pipe 300mm dia and the rate including cost and conveyance of all materials to site and all labour charges etc.. complete