The Port of Seville has new maritime navigation aids. #PPUs (Portable Pilot Units) offer pilots accurate real-time data on the position, course and speed of a vessel on the Eurovía del Guadalquivir. This information is very useful for pilotage and for docking and undocking manoeuvres.
#PPUs have two elements: on the one hand, autonomous, wireless sensors that the pilot places on the ailerons of the vessel’s bridge to obtain data about the vessel’s movement; and on the other hand, a...
It has been shown that a majority (51%) of pilot ladders is secured by means of D-shackles, when secured at intermediate length. Previous research (Evans, 2020) has proven that this method has only about 50% of the strength of the pilot ladder when secured at full length (“double ended ladder”), or by means of the “endless-sling” method.
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.
