Construction of strom water drain at Sarojini Nagar in Ward No 21 in Kumbakoam City Municipal Corporation

Amount

Earth work excavation in all classes of soils such as hard stiff clay, stiff black cotton, hard red earth, shales, murram, ordinary earth, earth mix with 50% fair sized boulders etc., with initial lead and lifts including laying, spreading, leveling, sectioning breaking clods etc., including all incidental charges etc., complete as per standard specification . for Foundations SS 20B TNBP NO. 23 &24 V, VI (S2) VI 9

Supply and filling of M Sand in layer of not more than 15 cm thick including watering with all layers and consolidation complying with standard specification including cost and conveyence of sand to Site and all labour charges and all other incidential charges etc,. complete as per Standard Specification. TNBP NO. 24 &25 NBC Part VI (S2) 8

Plain Cement concrete of mix 1:4:8 (One cement four sand and eight aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including labour charges, transporting and placing in position including shoring, strutting forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. TNBP NO.28 V,VI S25

Supplying & Erecting of steel centering for sides & soffiots including necessary supports & strutting upto 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90 x 60cm & 10 gauge stiffened, welded with steel angle of size 25 x 25 x 3mm for boarding laid over silver oak joists(Country wood) of size 10 x 6.5cm spaced @ about 90cm c/c and supported by casurina props of 10 - 13cm dia. spaced @ 75cm c/c etc., complete complying with standard specifications and as directed by the departmental officers. Rate for 10m2.for the following items.(RCC floor slab, roof slab, Rectangular/ square, Tee/ Ell beams, Lintels, staircase waist slabs, Landing slabs, Landing beam, Portico beam etc., ). TNBP NO.86 K, 86 A - With strutting

RCC non pressure spun pipe with socket and spigot ends as per IS 458/2003 manufactured with sulphate resistant cement with 12 mm HI -alumina lining with rubber ring joints.NP - 4 class

Vibrated Plain Cement Conceret 1:2:4 (One Cement two sand and four aggregate) using 20mm hard broken granite stone jelly for foundation including dewatering and wherever necessary laying in layers of 15cm thick and consolidated and curing complying with standard specification and as directed by the departmental officers etc., complete.- TNBP NO. 28 V,VI S25

RCC non pressure spun pipe with socket and spigot ends as per IS 458/2003 manufactured with sulphate resistant cement with 12 mm HI -alumina lining with rubber ring joints. NP - 4 class 300 mm RCC

RUBBER GASKETS AS PER IS 5382/1985 (Reaffirmed 1998)NP - 4 300 mm RCC Rubber Gasket

Lowering RCC pipes and specials into the trenches and laying to proper grade and alignment 300 mm RCC pipe

Jointing RCC pipes with cement using necessary collars including the cost of jointing materials.

Refilling with excavated soil (other than sand) complying with the standard specification for filling in foundation and basement

SAGUNTHALA V (BID ID -1202296)