Dating traffic signs

Dating > Dating traffic signs

We recommend Sign Dating Stickers as a low cost, budget friendly way to meet assessment method requirements for smaller signss, rather than purchasing unnecessary equipment. An agency must have documentation of expected replacement for individual signs. Only 1 of the 5 methods must be implemented to diminish an agencies liability. Visual Nighttime Inspection Method: In the visual nighttime inspection method, the inspector assesses the visibility and retroreflectivity of the traffic signs as he or she approaches the signs. Signs need to be replaced if they do not meet the comparison defined in the appropriate procedure. Measured Retroreflectivity Method: In this method, the retroreflectivity of a sign is measured by a Reflectometer and directly compared to the minimum level appropriate to that sign. A sign needs to be replaced if the average retroreflectivity value is less than the appropriate minimum level. The retroreflectivity of the control sign is slgns at appropriate intervals and sign replacement is based on the performance of the control signs. Expected Sign Life Method: In this method, individual signs are replaced before dating traffic signs reach the end of their expected service life. To do this, an agency will need to know the expected service life required for the retroreflective material to degrade to the minimum retroreflective levels, and will need a method of identifying the age of individual signs. An agency that uses this method does not dating traffic signs to assess the retroreflectivity of individual signs.

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