Construction of Culvert at Ward No.5 Subash Street in Kangeyam Municipality

Earthwork open excavation in all soils and sub soils and to full depth as may be directed except in rock requiring blasting but inclusive of shoring, strutting and baling out water wherever necessary and depositing the excavated earth within the compound in places shown by departmental officers with an initial lead of 10m and lift of 2m and clearing and leveling etc. complete complying with standard specification.

Cement concrete 1:4:8 mix (One cement four crushed stone sand and eight aggregate) using 40 mm ISS metal including mixing, laying, consolidating curring cost and conveyance of all materials to site and all labour charges etc., complete as per standard speicification

Supplying and erecting steel centering including necessary supports for plane surfaces in foundation and basement for reinforced cement concrete works such as column footings, plinth beam, grade beam, stair case steps, bed blocks etc. which require only normal strutting using M.S. sheets of size 90cm x60cm BG 10 gauge of stiffened with mild steel angles of size 25mm x 25mm x 3mm for boarding laid over silver oak joists of size 10 x 6.50cm spaced at about 90 cm centre to centre and supported by the casurina props of 10cm to 13cm dia spaced at 75cm centre to centre at suitable intervals etc. complying with standard specification.

a).Without Strutting

b).With Strutting

Plain cement concrete 1:2:4 mix (One cement two crushed stone sand and four aggregate) using 20 mm ISS metal including mixing, laying, consolidating, curing cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Plastering with cement mortar 1:3 mix (One cement and three crushed stone sand ) to 20 mm thick mixing curring cost and conveyance of all materials to site and all 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 concrete of 325 Kg/M3 and maximum water content 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 preparing strength and durability with about (5 cu.m) 7730 Kg of 20mm machine crushed stone jelly and with about (3.30 cu.m) 5156 Kg of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 Kg of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also laying, vibrating with mechanical vibrators, finishing curing etc., and providing fixtures like fan clamps in the RCC floor/roof slabs wherever necessary without claming etc., complete complying with standard specifications and as directed by the departmental officers. The coarse and fine aggregates to be used should be comply with the requiremnts of IS standard.

Supplying and fabrication placing in position of M.S. (or) RTS rods for required size and length as directed by the deparmental officers approved design including bending cutting tying and cost of binding wire cost and conveyance of all materials to site etc., complete as per standard specification