Construction of drain and culvert work at Thirumalaisamipuram in ward no-31

Amount

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls

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 slit 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 10 cum

Plain Cement Concrete 1:4:8( One part of cement, four part of Crushed Stone sand ( M sand) and Eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the fixing , 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 60 cm 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 by casurina props of 10cm to 13cm dia ( spaced of 75cm C/C) Complying with standard specification and directed-10 m 2( P&D)Data 38 a) Side wall

Plain Cement Concrete 1:2:4 ( one cement, two Crushed stone sand( M-Sand) 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

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 contenet of 325Kg/ cum and maximum water cement ration of 0.55 including admixture ( Plasticiser/ super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without inparring strength and durability with about( 5.0 cum), 7730 Kg of 20mm machine crushed stone jelly and with about ( 3.3 cum), 5156 kg of 10-12 mm machine crused stone jelly and with about 4.79 cum) 7670 kg of crused stone sand(M-sand), but excluding cost of reimforcement grill and fabricating charges centring and shuttering but including laying , vibrating with mechanical vibrator, finishing, cruing, etc., and providing fixtures like fan. clambs in the RCC floor/roof/ slabs/ whereover necessary with out claimming extra cost etc., complete complying with standard specification and as director by the departmental officers.

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

Plastering with cement mortar 1:4 (One part of cement and Four part of plastering sand (P-Sand) 12mm, thick in all floors including cost and conveyance of all materials to site and labour charges as per standard specifications.

Sub Toal

Provision for GST 18%

Provision for LWF(1%)

Contigences and Other unforseen items

N R V & CO (BID ID -1367639)