The road guide sign should be used according to the needs of Chinese characters, and other text and use. When use, both in words, names applied Chinese Pinyin, the term used reflective traffic signs English. Because the layout specification limit, part English can use abbreviations.
Size specified
Warning signs, ban, the board size and guide sign text height, design speed shall be borne by the highway decision, size guide sign board, also should consider the number of characters, symbols, text and layout beautification and other factors, the relationship between text and Chinese characters of height, the site should be placed in the left most, place names from near so far, from top to bottom arrangement. If the sign board of several independent form a group, the board should be the same length. Location, direction signs, straight sign should be set up in reflective road studs the upper part of the left, right, can reach the place.
Test
When the road running speed and design speed difference is more than 20}n/h, should according to the operating speed of traffic sign layout specifications and legibility to test.
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