ATS 3.47 VFR AND SVFR FLIGHTS

ATS 3.47 VFR AND SVFR FLIGHTS

  IFATCA Policy is: Information regarding VFR flights should be published on VFR charts. ANSPs should consider the impact of VFR/SVFR flights on the workload of Air Traffic Controllers, and mitigations should be put in place if required. If VFR/SVFR … Continued
AAS 1.24 ATM SYSTEMS INTEROPERABILITY

AAS 1.24 ATM SYSTEMS INTEROPERABILITY

IFATCA Policy is: Updates, upgrades, design and development of an ATM system shall: endeavour to increase, or at a minimum maintain, interoperability between neighbouring and global ATM systems to support seamless cross-border operations; endeavour to reduce, or at a minimum … Continued
AAS 1.02 AUTOMATIC DEPENDENT SURVEILLANCE (ADS)

AAS 1.02 AUTOMATIC DEPENDENT SURVEILLANCE (ADS)

  IFATCA Policy is: Before an ADS service is introduced into operational service, the necessary system components to provide a control service and to support the control task shall be in place. Only pertinent and useful flight data should be … Continued
AAS 1.15 CONCEPT OF GNSS-BASED ALTITUDE

AAS 1.15 CONCEPT OF GNSS-BASED ALTITUDE

The use of pressure-based altimeters to determine aircraft altitude has been universal across the globe for most of aviation history. This policy examines alternatives provided by Global Navigation Satellite System (GNSS) technologies. IFATCA Policy is: IFATCA encourages development of technologies … Continued
ATS 3.2 CLEARANCES

ATS 3.2 CLEARANCES

One of the fundamental operational principles that have been incorporated in the draft ICAO Manual of ATS Data Link Applications, 1st Ed. (1999), 3.36 from the beginning is that any ATS data link system shall only allow one ATSU (ATS … Continued
ATS 3.12 MIXED MODE OPERATIONS

ATS 3.12 MIXED MODE OPERATIONS

The ATM system will continue to evolve through the use of technology. To permit certain categories of non-equipped flights to operate in mandatory equipage airspace, exemptions are given. The controller is often used as the mitigation to permit these flights … Continued
ATS 3.28 CONTROLLED TIME OF ARRIVAL CONCEPT

ATS 3.28 CONTROLLED TIME OF ARRIVAL CONCEPT

The RTA function enables an aircraft to pass a waypoint at a predefined time. The CTA concept uses this capability in sequencing arriving traffic to the Terminal Area (TMA) by assigning such fix times to aircraft. CTA and RTA are … Continued
COM 4.4 RTF FREQUENCY USAGE

COM 4.4 RTF FREQUENCY USAGE

Other means of communication such as Controller to Pilot Datalink Communications (CPDLC) may present challenges if used in airspace with many time-critical clearances and communications. The current systems are too limited to deal with environments in which the majority of … Continued
Complexity of Multiple Delay Absorption Programmes

Complexity of Multiple Delay Absorption Programmes

56TH ANNUAL CONFERENCE, Toronto, Canada, 15-19 May 2017 WP No. 90 Complexity of Multiple Delay Absorption Programmes Presented by TOC Summary As air traffic counts around the world increase, the demand on airports is growing exponentially. In order to facilitate … Continued