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根据铁道部基建总局布置的规范修订任务,《铁路隧道设计规范》由铁道部第二勘测设计院主编,业已修订完成征求意见稿。为便于了解情况,提出意见,现对《铁路隧道设计规范》(征求意见稿)[以下简称征求意见稿]的修订情况作一简单介绍。一、关于章节结构的修订 1975年公布试行的《铁路工程技术规范·第三篇隧道》[以下简称现行隧规]的章节结构和顺序是以施工为主考虑的,达次规
According to the normative revision tasks laid down by the Infrastructure Department of the Ministry of Railways, the “Code for Design of Railway Tunnels” is edited by the Second Survey and Design Institute of the Ministry of Railways, and the draft of the draft has been revised and completed. In order to facilitate understanding of the situation and make comments, we hereby give a brief introduction on the revision of the “Design Specification for Railway Tunnels” (Draft for Comment) [hereinafter referred to as the Draft for Comment]. I. Amendments to the Structure of the Chapter The structure and order of the chapters that were promulgated in 1975 for trial implementation of the “Technical Specifications for Railway Engineering, Third Tunnel” [hereinafter referred to as the current tunnel regulation] are mainly construction-oriented considerations,