BY HENK HENSEN
The bollard pull of harbour tugs has increased considerably from about 20 – 30 tons up to around 70 – 80 tons nowadays, with up to 100 tons for terminal tugs, in a period of approximately 30 – 40 years. These powerful terminal tugs often operate in port areas as well.
THE ATTACHED AND MUCH MORE ARE DISCUSSED IN THE BOOK ‘TUG USE IN PORT’. CLICK ON THE ARTICLE TO OPEN.