The OOS Walcheren is the 3rd vessel using the asymmetric brace-less semi-submersible design within the OOS family. The OOS Walcheren has a total of 212 sub blocks which will be fully erected in the dry dock. After the erection is complete, the OOS Walcheren will boast an overall size of 138m in length and 81m in breadth. She will be staying in the dry dock for 8 months, where she will be carefully outfitted and assembled before undocking at the end of July 2019.