公路隧道设计规范 第一册 土建工程[JTG 3370.1—2018]（英文版）

According to The Ministry of Transport Notice on Issuing the Order for HighwayEngineering Standard Development / Revision Program 2010 （TGLZ 〔2010〕No.132）， China Merchants Chongqing Communications Technology Research &Design Institute Co.， Ltd.， as the principal drafter， has undertaken the task of revising the Specifications for Design of Highway Tunnel （ JTG D70—2004）（hereinafter called the "previous edition"）.The previous edition has been comprehensively revised on the guiding principle of"saf