Exterior lighting source flag should be designed . Lighting and shadow overcast not affect recognize and read the Stars Solar Traffic sign . External light illuminance may not have obvious signs of uneven surface , evenness ( maximum illumination / minimum illuminance ) shall be 4 or less , to ensure the visibility at night with a distance of 150m . Exterior lighting can cause glare to drivers on the road .
Support fixture components should be rust treatment , durable and reliable lighting devices , excellent performance , easy maintenance .
Stars Arrow Solar Traffic
sign must be strictly in accordance with the provisions of this standard pattern scaled production, shall be arbitrarily modified pattern .
Traffic sign shape, size , pattern , text shall conform to the standards. Sign board production should comply with the relevant provisions of JT / T 279 's .
Set of traffic signs should be considered human behavioral characteristics . The role of human behavior in traffic engineering and road safety in mainly in three aspects of visual information , information needs, and information processing .
Way traffic sign support should be based on traffic volume , vehicle composition, number of lanes , distributed along the structure , size and wind load factors roadside conditions such as integrated OK.
Traffic signs can be divided into the support column, cantilever , gantry , Attached four.
Traffic signs should be suitably located , accurate, complete , eye-catching and beautiful.
