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Selected Works

Vessel Traffic Service

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Full-Text Articles in Civil and Environmental Engineering

Control And Resilience Within The Maritime Traffic Management Domain, Gesa Praetorius Nov 2014

Control And Resilience Within The Maritime Traffic Management Domain, Gesa Praetorius

Gesa Praetorius

This article presents research conducted within the Vessel Traffic Service (VTS) domain. VTS is a service that is provided close to ports and geographically challenging areas to support merchant vessels in their navigation. Although VTS is legally an advice and assistance service, applying concepts from Cognitive Systems Engineering and Resilience Engineering can highlight how the joint human-machine system works to promote safe and efficient traffic movements. The VTS is a Joint Cognitive System that maintains control through a mixture of opportunistic and tactical control. Strategic control is only partially supported by the higher levels of system aggregation that provide the …


Vessel Traffic Service (Vts): A Maritime Information Service Or Traffic Control System? Understanding Everyday Performance And Resilience In A Socio-Technical System Under Change, Gesa Praetorius Aug 2014

Vessel Traffic Service (Vts): A Maritime Information Service Or Traffic Control System? Understanding Everyday Performance And Resilience In A Socio-Technical System Under Change, Gesa Praetorius

Gesa Praetorius

Vessel Traffic Service (VTS) is a shore-side maritime assistance service that supports bridge teams in their safe navigation of port approaches and other areas that present navigational difficulties. The VTS is implemented in national waters and provides vessels with information through transmissions and broadcasts on Very High Frequency (VHF) radio. With a continued growth in the number, size and cargo volumes of merchant vessels, the role of the VTS has recently become a matter of discussion, and it has been argued that changes, such as implementing an aviation-like control system, would be of an enormous benefit for stakeholders and guarantee …


Safety Within The Vessel Traffic Service (Vts) Domain. Understanding The Role Of The Vts For Safety Within Maritime Traffic Management, Gesa Praetorius Dec 2011

Safety Within The Vessel Traffic Service (Vts) Domain. Understanding The Role Of The Vts For Safety Within Maritime Traffic Management, Gesa Praetorius

Gesa Praetorius

Vessel Traffic Service (VTS) is a shore-sided service implemented to promote the safety of navigation, safety of life at sea, and the protection of the marine environment. Its purpose is to work for safe and fluent traffic movements within a determined area, a VTS area. VTS is provided by VTS operators, skilled experts that provide vessels with information and advice, and work for the overall traffic organisation. Although VTS is regulated on an international level there are differences in how the service is provided in between countries, and even VTS centres. This licentiate thesis focuses on understanding the role of …