Providing Toe wall and stone pitching at Thandurai Perumal kovil kulam in ward 19

Amount

Earth work excavation in all classes of soils except sand and rock such as hard stiff clay block cotton shales murrums hard red earth soft rock or kankar etc with initial lead and lift and depositing on banks as per SS 20 B for foundation

Plain Cement Concrete 1:4:8 mix (One Cement, Four Sand and Eight Coarse Aggregate) Using 40mm ISS HBG metal for foundation and basement including dewatering if found necessary and laid in layer of not more than 15cm thick and consolidated including all cost conveyance of materials and labour charges etc. complete as per standard specifications and as directed by departmental Engineers(TNBP No.28).

Supplying and erecting centering for sides and soffits including supports and strutting uptp 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90cmx60cm and 10 gauge stiffened, welded with mild steel angles of size 25mmx25x3mm for boarding laid over silver oak (country wood) joist of size 10cmx6.5cm dia spaced about 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre tocentre etc.complete complying with standard specification and as directed by the departmental engineers. TNBP No.30

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 content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser/ super plasticiser) in recommended proportions as per IS:9103 to accelerate , retard setting of concrete, improve workability without impairing strength and durability with about ( 5.00 Cu.m) 7730 kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156 kg of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg of 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 without claiming extra, etc complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. ( No seperate payment will be made by the Department for the excess usage of materials).

Gravel backing for revetment in layers not exceeding 15 Cm thick including stacking for premeasurement, cost of gravel at site of work, watering, mixing with water so as to form into stiff plastic balls, laying and finishing, consolidation and trimming the top surface so as to receive the rough stones etc, complete as directed by the Engineer in charge of works and as per the technical specifications

Rough stone Dry Packing for Aprons and revetments using rough stones and the cost shall inclusive all materials and labour charges etc complete - 1 cum S.I. 217

Pointing Random Rubble masonry with Cement Mortar1:3 (One Part of Cement and Three Part of Palstering Sand (P- Sand)) to flush pointing , curing etc complete - 10 sqm S.I.327

Plain Cement Concrete 1:2:4 (one cement, two 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.

ELITE METAL CRAFT (BID ID -1364227)