22 May 2007OST EASA Transposition of JAA TGL No. 10 (Precision RNAV) Geoff Burtenshaw Technical Advisor, Navigation Systems Directorate of Airspace Policy UK Civil Aviation Authority

22 May 2007OST Presentation Overview Background Objectives Scope of recommendations Summary Timescales

22 May 2007OST Background JAA Leaflet No. 10 – Precision RNAV EASA Rulemaking Task 20/006 Need for an update –Bring into line with ICAO –Additional interpretation –Harmonisation with FAA AMC 20-16

22 May 2007OST Background Working method Purpose of Information Paper –Seeking OST endorsement of changes to operational criteria prior to public consultation

22 May 2007OST Objectives Maintain validity of existing P-RNAV approvals No additional aircraft requirements Clearer guidance and interpretation and enhanced interoperability with airspace design

22 May 2007OST Scope of Recommendations Harmonisation with ICAO Doc 9613 –Performance Based Navigation (PBN) Manual Harmonisation with FAA AC A Application of VOR/DME RNAV ARINC 424 path terminators DME transceiver qualification

22 May 2007OST Scope of Recommendations IRU drift rate Recommended functions –RNAV holding –Radius to fix (RF) path terminator Operational considerations for: –Use of DME/DME/IRU –LNAV engagement

22 May 2007OST Scope of Recommendations Navigation data integrity –Reproduce agreed OST position on NPA- OPS 57A and introduction of JAR-OPS –Include note to indicate future place holder in EU-OPS –Reproduce ACJ OPS text in an appendix –Retain an appendix for alternative data integrity checking, supporting Para (b) in JAR-OPS 1.873

22 May 2007OST Scope of Recommendations For MEL make a cross-reference to JAA TGL No. 26 ATA Add applicability of JAR-OPS re-aerodrome competence demonstration

22 May 2007OST Summary RIA will be required to support new AMC Changes to TGL No. 10 introduce harmonisation, further guidance and optional features supporting enhanced air traffic management Nil impact on existing P-RNAV approved aircraft

22 May 2007OST Timescales From ToR : –EASA NPA 2 nd Quarter 2007 –EASA Decision 1 st Quarter 2008

22 May 2007OST Questions?