Abstract:The Pinglu Canal will be completed by the end of 2026,river-sea transportation ships will be able to reach Nanning Port.Due to the lack of division of operation areas for river-sea transportation services in the planning of Nanning Port,a research on the site selection of the operation area is conducted to better carry out river-sea transportation services.Through investigation of the restrictions on ship navigation,the preliminary navigation scope in terms of economy,surrounding industries,and supporting infrastructure is studied,then in-depth analysis from the aspects of convenience,economy,and adaptability of multimodal transport is conducted.The location of river-sea transportation at Nanning Port in Pingtang operation area,Balianlianyingchang operation area and Xinxing operation area are selected.Balianlianyingchang operation area and Xinxing operation area mainly serve the industries of the eastern industrial new city,while also taking into account upstream water transportation.Pingtang operation area serve the upstream and downstream water transportation and river-sea transportation of goods from the rear park.According to the forecast of transportation volume,the number of different types of berths in each operating area in 2027 and 2035 is proposed.