OWT has established itself as an engineering partner for the dimensioning and construction of transport frames and sea fastenings. We deliver drafts for more than 20 transport solutions every year.

We support well-known shipyards and shipping companies with regard to the transport of prefabricated blocks of up to 800t.

Our scope includes:

  • Determination of accelerations and vessel motion
  • Stability calculations of Pontoon and Barges
  • Design of transportation frame
  • Engineering of seafastening solutions


We have established a cooperation with Hanse Survey, Emden, (Germany) and EMS Offshore Service GmbH & Co. KG, Leer (Germany).