Instrument Flight Procedures |

The Use of Non-flight Plannable Levels in the Nat Region for Contingency

38TH ANNUAL CONFERENCE, Santiago, Chile, 15-19 March 1999 WP No. 91 The Use of Non-flight Plannable Levels in the Nat Region for Contingency Introduction Within the North Atlantic Area (NAT) the introduction of reduced separation standards has raised awareness of … Continued

Investigate Basic / Advanced Continuous Descent Approaches

45TH ANNUAL CONFERENCE, Kaohsiung, Taiwan, 27-31 March 2006 WP No. 85 Investigate Basic / Advanced Continuous Descent Approaches Presented by TOC Introduction 1.1. The Technical and Operations Committee (TOC) has been asked to investigate Continuous Descent Approaches (CDAs). Such procedures … Continued

Study of User Driven Prioritisation Process (UDPP)

52ND ANNUAL CONFERENCE, Bali, Indonesia, 24-28 April 2013 WP No. 86 Study of User Driven Prioritisation Process (UDPP) Presented by TOC Summary This paper investigates the concept of User Driven Prioritisation Process (UDPP). This new concept is designed to allow … Continued

Compatibility in Clearances Issued

58TH ANNUAL CONFERENCE, Conchal, Costa Rica, 20-24 May 2019 Agenda Item: B.5.5 – WP No. 90 Compatibility in Clearances Issued Presented by TOC Summary RNP approaches have been implemented, while it is not always possible for the controller to check whether or … Continued

ATS 3.35 TERRAIN AND OBSTACLE CHARTING

Work on SID and STAR phraseology changes and cancellation of level restrictions identified fundamental issues regarding ICAO procedures for terrain and obstacle clearance, primarily whether a restriction is ATC or terrain based. IFATCA Policy is: All published altitude restrictions should … Continued

The Use of GNSS as a Runway Approach Aid

33RD ANNUAL CONFERENCE, Ottawa, Canada, 18-22 April 1994 WP No. 98 The Use of GNSS as a Runway Approach Aid ICAO has tasked the ALL Weather Operations Panel (AWOP) with considering the possibility of using satellite based navigation systems … Continued

Removal of Ground Based Aids

38TH ANNUAL CONFERENCE, Santiago, Chile, 15-19 March 1999 WP No. 98 Removal of Ground Based Aids Introduction ICAO is proceeding with the definition of global navigation satellite systems (GNSS). The implementation of GNSS may allow the removal of certain ground … Continued

Surveillance Applications Policy – Applications of Radar Monitoring

46TH ANNUAL CONFERENCE, Istanbul, Turkey, 16-20 April 2007 WP No. 91 Surveillance Applications Policy – Applications of Radar Monitoring Presented by TOC Summary This paper is intended to highlight the effect of new technologies and procedures which impact on the … Continued

Harmonised Transition Altitude

53RD ANNUAL CONFERENCE, Gran Canaria, Spain, 5-9 May 2014 WP No. 93 Harmonised Transition Altitude Presented by TOC Summary The harmonisation of transition altitude is a subject, which has already been discussed for a long time. More and more stakeholders … Continued

AAS 1.4 REQUIRED NAVIGATION PERFORMANCE (RNP) and AREA NAVIGATION (RNAV)

Area Navigation (RNAV) is defined as a method of navigation which permits aircraft operation on any desired flight path within the coverage of station-referenced navigation aids or within the limits of the capability of self contained aids, or a combination … Continued