JTT 307.3-1998 公路及主要构筑物、管理养护单位代码--国家干线公路隧道代码.pdfVIP

JT 中华人民共和国交通行业标准 JT/T 307.3一1998 m 公路及主要构筑物、管理养护单位代码 o c — 国家干线公路隧道代码 w. Code for highway and main formation and administrative maintenance organizations x - Code for the tunnel of national highway f z b w. w w 1998-09-09发布 1999-02-01实施 中华人民共和国交通部 发布 目 次 前言······”·········“····”········”··············································..·········..··········..·……417 1 范围······································································..········..··············……418 2 引用标准·····················”··························，.······················..···············……418 3 命名与编号原则 ············”·”··························”···········”·············”···················…… 418 4编码方法及代码结构”·”·······························································……‘..’二‘二’二‘··…418 5 代码表 ···············”·······················································································…… 418 附录A(提示的附录)公路隧道代码资料的汇编格式 ················································…… 421 m o c w. x f z