tender for dismantling the existing reinforced cement concrete deck slab in the existing surface clearing away from the work site and carefully stacking the useful materials for reuse on the road side as directed by the departmental officers including all labour and incidental charges etc., complete. sor vol - 1,w-0035 , dismantling the existing plain cement concrete culvert side wall including all machineries and labour charges etc complete as per standard specification sor vol - 1,w-0034 , earth work open excavation 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. , providing of granular sub base using grade i materials of table 400 -1 of morth with minimum cbr 30 spreading in uniform layers with motor grader on prepared surface, mix in by palce method at omc and compacting with vibratory roller to achieve the desired density including all labourcharges etc, complete as per technical specification and as directed by the departmental officers. morth - rev v no. 111,112,401,900 , cement concrete 1:5:10 (one cement, five crushed stone sand and ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard speci?cation and as directed by the departmental of?cers , centering for soffits of reinforced cement concrete slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm x 60cm 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 10