Tug Use in Port: A Practical Guide
by Hensen, Captain H.
3rd ed. Written for maritime professionals involved in the day-to-day practice and training of ship handling with tugs in mind, particularly pilots, tug masters and training instructors. Many significant changes in new edition including:
– The inclusion of several new tug designs, as well as terminal tugs, environmentally friendly tugs, Japanese style tugs, and tugs that operate in icy conditions.
– Tug assistance in ports, and ice-covered fairways, is further addressed, as is tug assistance in locks. Bow-to-bow operations are discussed in more detail.
– Stability has been further explained, along with recommendations for tug masters with respect to stability.
– Environmental limits for tug operations are discussed, based on the results of the SafeTug JIP (Joint Industry Project), and attention is paid to operating in fog conditions.
– The impact of crew reduction, another important item, is addressed.
– Information on towing winches, towing hooks, towlines, towline friction and SWLs of ship’s deck equipment has all been updated, and the need to use proper heaving lines addressed.
– New aspects of training are included – such as training for LNG tugs, LNG locations, ice and wave conditions – as well as new developments in training tools, eg specific tug simulators, scaled down and miniature tugs.
– New technical developments, such as virtual and augmented reality, are discussed – along with use of simulators for human factor studies.
– The escort chapter has been thoroughly reviewed, including the reasons for escorting and an update on various escort regulations.
– The topic of autonomous ships is discussed, including the possible effects on tugs and tug operations.
– The important issues of risk assessment and safety management systems are newly included in this edition, along with commentary on the effects of the US Subchapter M.