中文摘要：

津渡是地方民众或政府为了克服江河（湖泊）阻碍而普遍设置的便民交通设施。同时，津渡的建设与兴废、津渡管理的好坏对地方交通、经济、社会以及政治等都产生了重要影响．在古代四川地区，城市具有沿江分布和发展的特征．、在清代四川，城市的选择、分布与布局都与津渡的分布密切相关，城市商业的繁荣都与津渡的兴衰密不可分。

英文摘要：

The ferry crossings are convenient transport facilities which were widespread set by local people or the government in order to overcome the hinder of rivers and lakes. Meanwhile, the construction, rise and fall, management of ferry crossings had a significant impact on local transportation, economic, social and political. Sichuan region in ancient times, the city has a characteristic of distribution and development along the river, in Sichuan region of Qing dynasty, the cities＇ selection, distribution, and layout are closely related with the distribution of ferry crossings, and the city commercial prosperity are inextricably linked with the rise and fall of ferry crossings.