Repair of Strowm Water Drain in Ward no 04 Agraharam Street at 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 M-sand and eight part of aggregate) 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 std. specifications.

Supplying and erecting centering to sides and soffits including supports and strutting with necessary cross bracing for plain surface such as RCC slabs rectangular beams all beams lintels etc., centering for soffits upto 3 meter height using mild steel sheet of size 90 cm x 60 cm x 10 mm gauge with MS angles of size 25mm x 25mm x 3mm laid over silver oak (CW) joists of size 10cm x 6cm spaced upto 90cm c/c and casurina props or 10 cm to 13 cm dia spaced at 0.750 cm c/c complying with standard specifications as per TNDSS NO : 30 & 86. Drain

Cement Concrete 1:2:4 Mix (one part cement, Two part M-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 as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Finishing the top of flooring with Granothatic flooring with cement concrete 1:2:4 (one cement, two M-sand and four aggregate) using 6 to 12mm stone chips – 25mm tk etc.,