1 Erratum to: Materials and Structures (2017) 50:209 DOI 10.1617/s11527-017-1075-x

Due to an unfortunate turn of events, this article was published with an erroneous version of Fig. 3. The thickness of the steel plate should be 4 (mm) instead of 40 (mm). Please find in this erratum the correct version of Fig. 3 that should be regarded as final version by the reader.

Fig. 3
figure 3

Direct shear test apparatus (dimensions in mm)