Certification by Federal Railway Authority (EBA)

New checking expert

We are happy to report that the GRASSL team will gain additional expertise from within its ranks: Dr Daniel Wingenfeld of our Munich office has been certified by the Federal Railway Authority (EBA) as checking expert for railways. He will be working in the area of concrete construction for bridge and engineering structures.

Daniel Wingenfeld has been with GRASSL for over ten years now, and his experience in the construction industry and research has always been an asset in the areas of checking and detailed and execution design of complex construction projects.

Daniel has been a managing partner of the GRASSL group since 2019. In 2022, he was certified as checking engineer and expert for structural design.


We are happy to have you in our team and wish you the best of luck for your new activities!


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