tender for construction drain at ward no:02, nanthavana street in dhali town panchayat ; 1 earth work open excavation and depositing on bank with in the initial lead of 10m and a lift of 2m in hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders etc. complete. complying with standard specifications as per ss 20 bmorth 24 & 25 2 plain cement concrete 1:4:8 mix ( one part ofcement, four part of sand and eightpart of aggrigate ) using 40 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 standard specifications as per tndss no. 28 v, vi ( s2 ) v, vi ( s5a ) vii 3 supplying and errectingsteelcentering to sides and soffits including supports and struttingfor side wallsides andculvert body wall sidesusing m.s sheets of size90cm x 60cm and b.g 10stifenedwith welded mild steel angles of size 25mm x 25mm x 3mm for boardinglaid over ( silver oak joists ) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete complying with standard specification as per tndss no.30&86 ( for drain, deck slab & retainingwall ) without suttrering 4 plain cement concrete 1:3:6 mix ( one part cement, three part 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. complying with std. specifications. 5 providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 ( one cement, two m.sand and four aggregate ) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. ( the rate is inclusive of necessary planking for panellingwherever necessary and as directed by the departmental officers ) ( tndss no:28 & 39 h )