SEP 5.4 CONTROLLER INTERVENTION BUFFER

SEP 5.4 CONTROLLER INTERVENTION BUFFER

A knowledge of the allowance made (if any) for controller intervention in the formulation of a particular separation standard logically provides the basis by which the applicability of that standard to any given airspace and ATC system may be assessed. … Continued
SEP 5.2 LATERAL AND LONGITUDINAL SEPARATION

SEP 5.2 LATERAL AND LONGITUDINAL SEPARATION

The rules governing the application of lateral and longitudinal separation which are contained in PANS-ATM Part 5 are deficient in several respects and many ATC administrations have found it necessary to amplify or extend their provisions. IFATCA Policy is: Publications … Continued
AAS 1.12 AIRCRAFT FLIGHT MANAGEMENT SYSTEMS

AAS 1.12 AIRCRAFT FLIGHT MANAGEMENT SYSTEMS

Aircraft Flight Management Systems are in place on almost all transport aircraft in use today. These systems have been developed in order to assist the operation of the aircraft and to improve safety. ATM considerations have generally been a by-product … Continued
AAS 1.11 “FLY-BY” AND “FLY-OVER” WAYPOINTS

AAS 1.11 “FLY-BY” AND “FLY-OVER” WAYPOINTS

The concept of “fly-by” and “flyover” waypoints is integral to RNAV and as such has been in existence for quite some time. As Performance Based Navigation is being increasingly used to reduce the distances between routes to a minimum, air … Continued
AAS 1.10 OPERATIONAL USE OF UNMANNED AIRCRAFT (UA)

AAS 1.10 OPERATIONAL USE OF UNMANNED AIRCRAFT (UA)

ATC should not have to apply different rules or work with different criteria in order to handle UA. From the air traffic controller’s perspective, the provision of ATS to an UA shall be transparent. This includes all stages of the … Continued
AAS 1.09 REMOVAL OF GROUND BASED AIDS

AAS 1.09 REMOVAL OF GROUND BASED AIDS

The implementation of GNSS is precipitating the removal of certain ground based navigation aids. IFATCA is concerned that as these GNSS systems are subject to natural temporary degradation and unserviceabilities that there should not be a reliance on a sole … Continued
AAS 1.08 4D TRAJECTORY CONCEPTS/MANAGEMENT

AAS 1.08 4D TRAJECTORY CONCEPTS/MANAGEMENT

  IFATCA Policy is: Implementation of 4D trajectory management requires appropriately designed airspace. See: Resolution B8, B9 – WP 91 – Toronto 2017, Resolution B7 – WP58 – Virtual 2022 See also: WP 86 – Arusha 2008  
AAS 1.07 DISPLAY OF GNSS STATUS TO ATC

AAS 1.07 DISPLAY OF GNSS STATUS TO ATC

When any failure to the GNSS occurs, it is to be expected that some aircraft will fail to meet the RNP and require special action to be taken, while others will be able to continue to meet the RNP. It … Continued