The UNI/PDR 56 2019 standard “Certification of technical personnel in charge of non-destructive testing in the field of civil engineering” is being transformed into a UNI standard.
![](https://www.macrodiagnostics.it/wp-content/uploads/2020/03/unipdr.jpg)
The UNI/PDR 56 2019 standard “Certification of technical personnel in charge of non-destructive testing in the field of civil engineering” is being transformed into a UNI standard.