Article New app: Pilot´s Tug Assist Tool PTAT - Bollard Pull Calculation for Marine Pilots
by Capt. M. Baykal Yaylai - published on 19 February 2020
Required tug power and number of tugs needed in variable conditions of wind, current and waves isin most cases an assessment made by pilots based on their professional experience. However, assessments will raise questions by lawyers if something goes wrong. They will use tools to calculate what really is needed with respect to tug power and number of tugs. They have furthermore the advantage of time.
Article Pilot Ladder Handbook by PTR Holland (latest version)
by PTR Holland® B.V. - published on 3 February 2024
Video Berthing, Anchoring & other Mooring Operations | Berthing (Part 1)
published on 8 September 2021
Article Pilot dispatching problem along a maritime corridor: a case study in the St. Lawrence River
published on 13 May 2025
This study presents a novel decision support process for a pilot dispatching problem in the St. Lawrence River. It integrates a comprehensive set of time-based performance measures, including working time, waiting time, and skill level differences, to optimize fairness and operational efficiency in pilot dispatching.
Video Wind drift making headway - practical experiments for getting useful data for planning
published on 30 May 2022
Video Crowley Completes First U.S. Design for Fully Electric Tug with Autonomous Technology
published on 21 April 2021
Crowley Engineering Services has completed a design of the first fully electric U.S. tugboat with autonomous technology -- providing operators a sustainable and high-performing solution for ship assist and harbor services in any port. The Crowley design, powered by the expertise of recently integrated subsidiary Jensen Maritime, leverages a large battery system and power saving technology to operate in a fully electric mode while producing zero air emissions or greenhouse gases. The 82-foot...
Article 2022: A large vessel is to cross an ocean autonomously
published on 10 January 2022
Video Angostura Inglesa ("English Narrows")
published on 12 June 2020
2 48° South 074° West
"Angostura Inglesa" is, without a doubt, the most important natural obstacle in navigating the South American channels, as it is a winding step that requires two changes of course close to 90 °, subject to a tidal regime and Considerable currents, which is also affected by the frequent bad times of the Gulf of Penas, forces sailors to face it with caution and take adequate security measures.