tender for earth work excavation in all classes of soils except hard rock requiring blasting and depositing on bank as per ss20b with all leads and lifts and all other incidental charges shch as baling out water, shoring, strutting, walling & forming protective bunds wherever necessary etc., complete as per relevant standard specification for dressing the bed (upto top level of base slab) , earth work excavation in all classes of soils except hard rock not requiring blasting and depositing on bank with all leads and lifts as per ss20b including cost of all labour, materials, tools, equipments and all incidental charges and sheeting, shoring, bracing and their subsequent removal, removal of all logs, stumps and other deleterious matter and obstructions, trimming of bottom of excavtion backfilling, and clearing the site and disposal of all surplus materials etc. complete as per standard specification for foundation of box culvert, reinforced cement concrete retaining wall for return wall and river training work , vibrated cement concrete of grade m15 (nominal mix) using 40mm iss hard broken granite metal including cost and conveyance of all materials to site, including cost and labour charges for form work and centering, labour charges for compacting, curing and all incidental charges etc., complete as per standard specification for levelling course below base slab of box culvert , vibrated cement concrete of grade m20 (nominal mix) using 40mm iss hard broken granite metal including cost and conveyance of all materials to site, including cost and labour charges for form work and centering, labour charges for compacting, curing and all incidental charges etc., complete as per standard specification for toe wall , filling inside the raft with m-sand including cost and conveyance of sand to worksite, laying, handling charges and filling in layers, tamping under optimum moisture content to get the maximum density including watering with all leads for water and all other i