NEW 100MM DI VALVES 2nos INSTALLING AT MAHILCHIPURAM DSYSTEM IN WEST ZONE Thoothukudi City Municipal Corporation

Amount

Supply and delivery 100mm of DI D/F Gate valves [soft seated] resilient seated soft sealing Gate valves [Sluice Valves] with body bonnet of Ductile cast iron of grade GGC 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland p[acking and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of vaccum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body pasage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years Warranty

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 M-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 hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc. chamber

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including forthe mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm 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

Plain Cement Concrete 1:2:4 (one cement, two fine aggregates 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 charges etc., complete as per standard specification

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 of steel and binding wire also in all floors

Reinforced Cement concrete 1:1.5 :3 (one cement, one and half sand & three course aggregate) using 20mm gauge hand broken/ and broken granite stone for all RCC items of works excluding centering shuttering and cost of reinforcement but including curing etc.,complete and also including fixing fan clamps and fixtures in rcc works wherever necessary as directed by departmental officer etc., complete

Supplying and fixing in position 600mm dia Extra Heavy Duty FRC manhole cover to suit 600 mm clear opening manhole frame (Extra heavy duty) sizes of 600x600MM best approved quality and as per Standard specifications etc.,complete

Supplying and fixing in position 600mm dia Extra Heavy Duty FRC manhole frame to have clear opening of 600mm dia to suit 600mm dia FRC Cover best approved quality and as per Standard specifications etc.,complete.

smthomaiyar and son (BID ID -1183360)