对既有地下管线图纸处理方式浅谈

城市地下管线的埋设是个动态的过程，既有地下管线纵横交错，现有资料大部分为图纸，分散、不规范、可读性差。为了给城市建设提供准确、可读、综合的测绘资料，急需对既有资料归纳整理。本文依据我院在完成吉林市锦江油化厂厂区地形图测量工作中的实际经验，着重介绍了对既有地下管线资料进行归纳整理、数字化，输出现势性的数字综合图的方法。

Talking about how to Deal with the Present Maps of Underground Pipeline

The burial of underground pipeline in the city is a dynamic process.Except the interleaving underground pipe line,most of the information at present is from the blueprints which are decentralization,not normal,and different to read.In order to give a accurate,understandable and integrative drawing information to the city instruction,it is urgent to sort out the existing information.This paper bases on the actual experiences that our institution surveyed the map of the Jinjiang Oil & Chemistry Factory.It emp...