Close-range situation

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In seafaring, a short-range situation is a situation in which two vehicles come so close that there is an increased risk of a collision.

Legal meaning

Unwanted close-range situations at sea are to be avoided as a matter of principle. The collision prevention rules (KVR) stipulate how one has to behave in order not to get into such a situation and what to do if one does get into such a situation.

  • KVR rule 8

c) If there is sufficient sea space, a course change alone can be the most effective measure for avoiding the close range, provided that it is carried out in good time, is thorough and does not lead to another close range.

  • KVR rule 19

d) A vehicle that only uses radar to locate another vehicle must determine whether a close-range situation is developing and / or whether there is a risk of a collision. If this is the case, it must take countermeasures at an early stage; Therefore, if it changes course, it must avoid the following if possible:

i) a change of course to port towards a vessel ahead of abeam, except when overtaking;

ii) changing course towards a vehicle abeam or more aft than abeam.

This rule is particularly important in the case of reduced visibility in close-range situations because there is a deviation from the general avoidance rules according to the KVR. Every vehicle is obliged to avoid or leave the close-range situation. This rule also creates the obligation to perform radar plotting .

literature

  • Walter Helmers: The close range. in Schiffahrts-Verlag HANSA, C. Schroedter & Co., Hamburg, 100th year - 1963 no .: 24

Individual evidence

  1. ^ Text of Rule 8 of the 1972 International Regulations for the Prevention of Collisions at Sea
  2. ^ Text of Rule 18 of the 1972 International Regulations for the Prevention of Collisions at Sea
  3. Dietrich v. Haeften, Harald Schultz: Sportseeschifferschein. Delius Klasing, Bielefeld 2010, ISBN 978-3-7688-3186-4 , p. 136.