浅谈北京规划市区1:500地形图数字化测绘

Discussion on the 1:500 Digitized Mapping for Beijing Urban Planning

地形图为国民经济建设和社会各行各业的发展提供测绘保障,它是城市规划设计、市政工程建设、工业与民用建筑、土地开发利用、防灾减灾等各方面的基础数据之一。本文结合北京城市基础测绘工作,以《BSCS G2000》测图软件为例,简述大比例尺数字化地形图的作业流程,地形要素取舍及检查验收工作。

Topographic maps offer a surveying and mapping guarantee,which can profit the national economic developments.Topographic maps are one of the fundamental data for city planning design,engineering developments,industrial and public building,development and making use of the land,and the disaster prevention and reduction.This paper tells us the work of fundamental surveying and mapping in Beijing.It gives a example about ＂BSCS G2000＂ mapping software.It simply introduces the process 、method 、quality control of the large scale digital topographic mapping.