基于普通国省道的乡镇可达性分析

Analysis of accessibility of villages and towns based on national and provincial road

普通国省道是公路交通中的两大主体之一,其服务范围覆盖乡镇,为人民群众提供具有基础性、普遍性和非收费的公路交通服务。以广东省新编普通国省道交通网络和广东省乡镇行政中心为研究对象,以ArcGIS为主要应用工具,在全面剖析广东省新编普通国省道网络对乡镇覆盖情况的基础上,分析广东省国省道的乡镇可达性,为普通国省道建设和县乡道规划提供参考。

Ordinary national and provincial road are the two mainstays of highway communications,providing fundamental,general and free communications service across villages and towns.This paper,using ArcGIS as the major analytical tool,analyzes the accessibility of villages and towns in Guangdong province,based on the investigation of road network coverage in such areas by studying the newly published national and provincial communications network and township administration center,and provides a reference for the construction of ordinary national and provincial roads and planning of county and township roads.