In Germany, the percentage of road marking in the test area must be more than 60%. This is required in the national regulations ZTV M 02 and FGSV code of practice No.: 387.
This Zehntner app can take pictures and carry out a direct analysis of the surface cover ratio. Existing pictures of road markings can also be analysed. All test results are stored in the gallery. This makes a simple administration of your tests results.
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