AS 1742.7-1993被替代
Manual of uniform traffic control devices Railway crossings
出版：Standards Australia
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基本信息
标准编号： AS 1742.7-1993
发布时间：1993/2/15 0:00:00
标准类别：Standard
出版单位：Standards Australia
标准页数：35
标准简介
Specifies traffic control devices to be used to control and warn traffic at and in advance of railway level crossings. Significant changes incorporated in this revision include the addition of an optional red target board to the basic position (crossbuck) sign, new symbolic train and diagrammatic warning signs for passive control crossings, and a minimum treatment option for certain low volume crossings.
