Siemens Gamesa Renewable Energy Innovation & Technology S.l.

Francisco Javier Gonzalez Vazquez

Daniel Artal Lorente

Amilcar Quispitupa Yupa

Yonatan Verburg Riezu

A root portion for a wind turbine blade is provided, including: an inner wall, an outer wall, a filler, an inner volume, mounting inserts, and a transversal holding arrangement, wherein the transversal holding arrangement includes at least one inlay beam extending from the inner wall and/or the outer wall into a mounting insert hole of at least one mounting insert for holding the mounting insert in the root portion during operation of the wind turbine blade, and wherein the mounting insert hole is a through hole and the at least one inlay beam extends from the inner wall through the mounting insert hole to the outer wall. A wind turbine blade with the root portion, a method of producing the root portion and a method for modifying a root portion is further provided.

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Portugalete, Spain

Francisco Javier Gonzalez Vazquez