Detailed hydrographic surveys for National Waterways-1 (Ganga-Bhagirathi-Hooghly, 2,000+ km) identify optimized routes, enabling 40% cost reductions via barge transport for bulk commodities. New terminals add 100 million tonnes capacity by 2027. BPL’s route survey expertise applies this for multi-modal planning, minimizing risks, emissions, and costs across ocean-inland-air combinations.