With descending of the main pier s foundation slab and integral moving of pier,not only the navigable dimensions meet the demand,but also the influence on upbound ships is very li.

通过下降主墩承台及整体北移桥墩,使通航尺度达,且对船舶上行影响极。

Inland river freight costs are historically high for a tight supply of barges, increased operating costs, and higher demand moving commodities upbound on the major rivers.

由于驳船数量有限、经上升以及各主河流的北向运输需增加，年度内陆河流的运费达了历史最高水平。