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3 – cru i s i ng CLASS G
The letters allocated are:
P—ProhibitedArea
R—RestrictedArea
D—Danger area
The number identifies the area.
When used internationally, the identificationof these areas areprecededby a
FIR identifier as follows;
Brisbane—YB
Melbourne—YM
Details are shown inERSA or NOTAM.
Unlessotherwisespecified, vertical limitsarepromulgatedasAMSLwhenat
or below the transitionaltitude, or asaflight levelwhenabove the transition
altitude. Theabbreviation ‘SFC’means thesurfaceof thegroundorwater.
‘NOTAM’ indicates that thevertical limitsor hoursof activationwill benotifiedby
NOTAM.
Thepromulgated vertical limits of prohibited and restricted areas include all
the buffers necessary for the protection of aircraft operating outside these
areas. Therefore, the promulgated levelsmay be used by aircraft avoiding the
areas, exceptwhere the vertical limit abuts controlled airspace, inwhich case,
a clearance is required.
FLIGHTWITHINPROHIBITED (PRD) AREAS
Flightwithin a prohibited area is not permitted in any circumstances.
FLIGHTWITHINRESTRICTEDAREAS
Approval for an aircraft to flywithin an active restricted area or airspace
depends on the location of the airspace and the typeof activity being
conducted in that area or airspace, at the time. Pilots desiring access to a
restricted area or airspace should request clearance from the controlling
authority (seeERSAPRD) in the samemanner that clearance to enter
controlled airspace is requested. Clearances bewithheldwhen activities
hazardous to the aircraft are taking place, orwhen these activities require
absolute priority.When clearance is granted, theflightmust be conducted in
accordancewith the conditions and instructions specified by theATCunit.
prohibited/restricted/danger