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SAFETY LOGIC SYSTEM

Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov

A software enhancement to ASDE-3, ASDE-X, and ASSC, that predicts the path of aircraft landing and/or departing, and/or vehicular movements on runways. Visual and aural alarms are activated when the safety logic projects a potential collision. The Airport Movement Area Safety System (AMASS) is a safety logic system enhancement to the ASDE-3. The Safety Logic System for ASDE-X and ASSC is an integral part of the software program.

In the 7110.65

Used in 3 paragraphs of JO 7110.65BB.

  1. 3-6-4Safety Logic Alert Responses
  2. 3-9-4Line Up and Wait (LUAW)
  3. 3-10-5Landing Clearance