tender for procurement of fleet of machineries for excavation in river and drainage channels. , fabrication and supply of iron barge of size 6.00 m × 5.00 m × 1.50 m suitable for mounting & operation of chain mounted hydraulic excavator with bucket capacity 0.30 - 0.40 cum, fabricated with ms plates conforming to relevant is specifications and marine design, including heavy-duty longitudinal and transverse stiffeners, cross-beams, watertight bulkheads and reinforced deck structure, designed for a safe load-bearing capacity inclusive of machine weight, dynamic load and operational impact complete with cutting, welding, edge preparation, sealing and leak-proof hull, lifting hooks, mooring cleats, anchoring arrangement, painting with 2 coats epoxy primer and 2 coats marine-grade enamel including submission of drawing for approval of the engineer-in-charge before fabrication complete as directed.