街巷空间是巴蜀地区传统场镇的重要物质空间载体,而巴蜀街巷最具地域特色的半公共空间——沿街檐廊是研究街巷空间不可缺少的内容,文章通过查阅相关文献和实地调研相结合的方式,从沿街檐廊的形成与发展、功能特点、空间形态、空间构成几个方面入手,对巴蜀地区传统场镇沿街檐廊空间做一个初步探索。 Street space is an important material space carrier of the traditional market town of Bashu area. The most public semi-public space of Bashu street - the street eaves gallery is an indispensable part of the study of street space. By referring to relevant literature and field investigation This paper starts with the formation and development of the corridor along the corridor, the functional features, the spatial form and the spatial composition. This article makes a preliminary exploration of the space of the corridor along the corridor in the traditional market town of Bashu region.