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USOS

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Article Information
Category: ICAO ADREP ICAO ADREP
Content source: ICAO ICAO
Content control: EUROCONTROL EUROCONTROL

Definition

USOS: Undershoot/overshoot - A touchdown off the runway surface.

Usage Notes

  • An undershoot/overshoot of a runway/helipad/helideck occurs in close proximity to the runway/helipad/helideck and also includes offside touchdowns and any occurrence where the landing gear touches off the runway/helipad/helideck surface.
  • Off-airport emergency landings are excluded from this category.
  • To be used for occurrences during the landing phase.
  • Includes offside touchdowns on heliports, helidecks and other defined areas to be used wholly or in part for the arrival, departure and surface movement of helicopters (does not include helicopter unprepared or natural landing sites).

Do not use ARC in conjunction with USOS.