This paper summarizes the present navigation situation of Chuan River and the research results related , and expounds the river regime change processes in the construction reaches and their influences on navigation conditions.

• 对有关科研成果和川江通航现状进行了综合分析，阐明了施工河段在三峡工程施工期间的河势变迁及其对相应通航水流条件的影响。