对葛洲坝大江航道现状的粗浅认识

PreliminarY Invostigation on the Present Conditions of Dajiang Waterway below Gezhouba

本文对葛洲坝大江航道目前存在的几个主要问题作了初步分析,指出大江下游航道存在的急流区、涌浪区和碍航淤积是目前航道维护的主要难题,并结合实船试验成果对大江航道的适航性进行了阐述。对大江导航隔流堤的现状也提出了看法。

This paper makes preliminary analysis on the main problems that existed in the DaJiang waterway below Gezhouba. It is shown that the torrent and surge of flow, as well as the troubled sediment materials in the channel are the major difficult problems to the maintenance of waterway. In combination with a practical test of prototype ship, the author makes evaluation on the navigability of Dajiang waterway, and gives some opinions on the present situation of existing training dykes in this waterway.