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Civil Aviation Act, 2009 (Act No. 13 of 2009)

Regulations

Civil Aviation Regulations, 2011

Part 91 : General Aviation and Operating Flight Rules

Subpart 5 : Communication and Navigation

91.05.4 Operational criteria for use of RNAV/BARO VNAV systems

 

(1) No person may conduct RNAV/BARO vertical navigation (VNAV) operations unless approved by the Director in terms of the operational provisions specified in Document SA-CATS 91.

 

(2) An aircraft equipped with a RNAV/BARO VNAV system approved by the Director for the appropriate level of RNAVIBARO VNAV operations, may be used to conduct RNAV/BARO VNAV approaches if—
(a) the RNAV/BARO VNAVequipment is serviceable;
(b) the aircraft and aircraft systems are appropriately certified for the intended RNAV/BARO VNAV approach operations and the aircraft is equipped with an integrated LNAV system with an accurate source of barometric altitude; and
(c) the VNAV altitudes and all relevant procedural and navigational information are retrieved from a current navigation database whose integrity is supported by approved appropriate quality assurance measures.