General Fund 26-27- Reconstruction of culverts in Ward No 41 and 42 in DCMC

Dismantling of damaged Reinforced Cement conctete culvert slab with initial labour and the direction of Departmental officers etc complete

Earth work open excavation by manual means in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification and as direct-ed by the departmental officers.

Supplying and filling in foundation, basement, etc with filling crushed stone sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

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 mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Providing centering for sides and soffits of R.C.C.works such as lintels, slab that beams plain surface etc., complete including shuttering upto 3.30 M height using mild steel sheet of size 90 c.m x 60 c.m and 10 gauge stifer with M.S. angles of size 25 mm x 25 mm x 3mm laid over silver w.c.wood joints of size 10 c.m. x 6 c.m. spaced at about 90 c.m. c/c and supported by casurins props of 10 c.m. to 13 c.m. dia spaced 75 c.m. centre to centre complying with as per standard specification.

Side wall

Slab

Plain cement concrete 1:2:4 (One cement , two sand and four metal)mix using 20mm HBG gauge metal including all materials and all labour charges etc., complete as per standard specifications.

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 ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but 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 cost etc., complete complying with standard specification and as directed by the departmental officers -

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)