tender for earthwork excavation in all classes of soils except hard rock requring blasting depositing on bank with all leads and lifts as per ss 20b including cost of all labour,materials, tools, equipments and all incidential charges such as bailing out water providing and maintaining necessary conferdams, sheeting, shoring, bracing and their subsequent removal, removal of all logs, stumps, grubs and other deleterious matter and obstructions, trimming bottom of excavation backfilling, and cleaning the site and disposal of all surplus materials etc complete as per relevant standard specifiation foundation of box culvert and return wall. , road a , plain cement concrete of grade m20 (nominal mix 1:1.5:3) using 40mm iss hbg graded metal including cost and conveyance of all materials to site but excluding cost of cement at site including soft water, labour charges for mixing, transporting, laying and curing and compacting concrete, working at heights, hire charges for tools and plants and incidental charges etc., complete as per standard specifications for levelling course for levelling course of box culvert , road a , vibrated reinforced cement concrete m25 grade using 20mm iss hbg metal including cost and conveyance of all materials to site, including cost and labour charges for formwork and centering, labour charges, compacting, curing, and all incidental charges etc., complete for bottom slab of box culvert , road a , vibrated reinforced cement concrete m25 grade using 20mm iss hbg metal including cost and conveyance of all materials to site, including cost and labour charges for formwork and centering, labour charges, compacting, curing, and all incidental charges etc., complete for body wall of box culvert , road a , vibrated cement concrete m25 grade using 20mm iss hbg metal including cost and conveyance of all materials to site, including cost and labour charges for formwork and centering, labour charges, compacting, curing, and all incidental charges etc., com