tender for construction of drain at ward no.18 lalathoppu street in tirukoilur municipality.; 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 be directed except in hardrockrequiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 2 removal of excavated excess earth away from the site to 3k.m including loading and transportation charges etc, complete as per standard specification.for 1m3 3 plain cement concrete 1:4:8 (one part of cement, four part of crushed stone sand (m- sand) and eight part of coarse aggregates) using 40mm 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 4 centering for soffits of rcc slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm x60cm x and b.g 10 stiffened with m.s angles of size 25mm x 25mm x 3mm laid over silver oak (c.w) joists of size 10cm x 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm c/c) complying with standard specification and directed - 10 m 2 (p & d)data 38 plain surface 5 slab and beam etc.., 6 plain cement concrete 1:2:4 (one cement, two crushed stone sand (m- sand) and four coarse aggregates) using 20mm size iss hbg metal including cost and conveyance of all materials to site and including for the mixing, laying and labour chargesetc., complete as per standard specification 7 providing and laying in position standardised concrete mix m-20 grade in accordance with is 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all rcc items of works with minimum cement contenet of 325kg/ cum and maximum water cement ratio of 0.55 including admixture (plasticiser / super plasticiser) in recommended proportions as per is 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of crushed stone sand (m- sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the rcc floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - 8 suppling and fabricating and placing in position ms(or) r.t.s. bar for reinforcement to all rcc works as per the design given including cost ofsteel and binding wire also in all floors. 9 providing granolithic floor finish of 25mm thickness with plain cement concrete 1:2:4 (one cement, two crushed sand (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)