General Fund 2024-25 Water Meter

Amount

Earthwork excavation for foundation and depositing on Bank with metal lead of 10m and initial of 2m in Hard stiff clay, stiff black cotton,hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders including all labour charges etc.complete as per SS 20 B TNDSS No 23, 24 VI(S2),VI, VII.9 & 10

Cement concrete of mix 1:4:8 (one part of cement, and four part of M sand, and eaight part of coarse aggregate) using hard broken granite stone jelly of 40 mm gauge for foundation levelling course, including shuttering, dewatering wherever necessary and laid I layers of not more than 15cm thick complete complying with standard specifications and drawings and as directed by the departmental Engineers including all cost & conveyance of materials laying curing etc., complete as per TNDSS No 28V,VI(S2),VI(S54) and VII

Supplying and erecting centering for sides and soffits including supports and srtutting upto 3.29mm height for plane surfaces in all floors with cross bracings using miled steel sheets of size 30cm x 60cm and 10 gauge stiffened welded with miled steel sheets of size 25mm x 25mm x 3mm for boarding and laid over silver oak (country wood).Joists of size 10cm x 6.5cm dia spaced at about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced 75cm centre to centre etc., complete complying with standard specification ans as directed for the following items as per TNDSS No 30 & 86 A) for side wall

Plain Cement Concrete 1:2:4 Mix (one part cement, two part sand and four part of aggrigate) 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 Drain vent portion with granolethic 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 and fixing RCC Pre cast slab in RCC 1:2:4 mix including cost of reinforcement grill but including moduling, finishing watering curing and fixing in position etc., Complete as per std., Specifications., 100mm thick slab

Supplying and fixing in position CI Manhole covers (light or heavy duty) of size 0.60 x 0.60M with suitable reinforcement and 50x50x6mm MS angle fixed along edges best approved quality and as directed by TWAD Board officersClause 406.

Supply and delivery of Woltman model with removal mechanism water meters, (no domesticuse) conforming to ISO 4064 part I, II, III Class B and IS-2373 with life cycle test certificatefrom FCRI/ NABL accridiated lab. The watermeter shall have magnetic drivers or mechanicaldrivers and shall be versatile for installation in any position. The meters shall behydrodynamically, hydrostatically balanced. The runner, runner chamber, pointers of the meter shall be as per ISO 4064 specification. Dry dial excavated counter housing fully protected againstflooding ensuring easy reading in all climates. 80 Water Meter,Dirt Box and Erection Charges

K LAKSHMANAN (BID ID -1266077)