15th finance 2nd installment Construction of drain from ward no.05 Thirumoorthi Nagar Road Police station to Kakkan street and Kamarajar street Alagar street Muthu street and ward 15 Srilankan Refuges camp at Dhali TP

Amount

Dismantling for existing CC road (side wall) cutting portion and including all etc., complete

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 hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete

Plain Cement Concrete 1:4:8 (one cement,four sand and eight aggregate) mix using 40mm gauge hand broken hard granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm well rammed etc., complete complying with standard specifications.

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 MORTH Specification 1500. (For Drain,Deck slab & Retainingwall) a. Centering for sides

B. Centering for Culvert

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.-Mixing by mechanical means (S.No:135-SD Book Vol-I )

Providing and laying in position, standardised concrete Mix M-20 Grade in accordance using 20 mm with IS : 45-2000 and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325 kg/ms and maximum water cement ratio of 0.55 including admixture (Plasticiser/super plasticiser) in recommended propotions as per IS:9103 to accelerate setting of concrete, improve workablility without imparing strength and durability with about (5 cu.m) 7730 Kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156kg of 10-12 mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg of M.Sand but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing etc and providing fixtures like fan clamps in the RCC floor/roof slabs wherever necessary witout claiming extra complete complying with standard specification and as directed by the departmental officers.

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Supply and fixing 900mm dia RCC NP2 pipes from approved quality and including cost and conveyance of all materials to site and all labour charges for mixing, laying, curing etc complete

Finishing the top of flooring 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

Vetri constructions (BID ID -1466257)