Maintenance of Strom water Drain and Cover Slab at ward no.3 upto Sakthi Mandapam, in Perundurai Municipality

Earth work excavation for foundation 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 std. specifications.SS 20 B

Plain Cement Concrete 1:4:8 Mix (one part cement, Four part sand and Eight part of aggregate) using 40mm 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.

Supplying and erecting centering for sides and soffits including supports and strutting upto 3.00m height for plane surface such as RCC Slab, Rectangular Beams, Tee (or) ELL Beams, Lintel Bed Block, Slabs, Landing Slabs, Beams Canopy, Side Slab (or) Square (or) Round columns etc., as detailed below with all cross branching using M.S. Sheets of size 80cm x 60cm and B.G. 10 stiffened with welded M.S. Angles of size 25 x 25 x 3mm for boarding laid over silver oak or country wood joints of 10cm to 30cm to dia spaced at 75cm c/c etc., complete complying with standard specifications as directed by departmental officers etc., complete. Below 1m

Slab

Plain Cement Concrete 1:2:4 Mix (one part cement, two part sand and four 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 etc. complete. Complying with std. specifications.

Finishing the top of flooring with granolithic floor finish in cement concrete 1:2:4 mix using 10-12mm ISS metal to 25mm thick including cost and conveyance of all materials to site and all labour charges for mixing, laying, curing etc complete

Supplying fabricating and placing in position of steel rods using TMT. or Ribbed Tor Steel including cost of binding wire, cost of labour charges for fabrication and placing in position etc. Complete. Complying with std. specifications.

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 -