Mark V and Mark VII EGPWS Pilot's Guide
RAAS does not account for operational data such as
NOTAMs that refer to areas of runway that are not available
(e.g., due construction, snow removal, etc). Crews should be
cognizant of any NOTAMs and other published restrictions in
The Routine Approaching Runway In-Air Advisory message
is appended with available runway length information, for
available". The "available" element of the message refers to
the runway distance in the EGPWS database to the nearest
100-ft (or 100 m for the metric option). Note that the unit (feet
or metres) is not annunciated.
The unit of length used by RAAS can be confirmed by
Availability" section). This advisory occurs once for each
runway alignment based on the conditions specified above.
If caution is enabled "Caution Short Runway, Short Runway"
is heard after the existing aural when the aircraft has
descended between 450 and 300 feet AFE.
Distance Remaining - Landing and Roll-Out Advisory
The purpose of the Distance Remaining Advisory is to enhance
crew awareness of aircraft position relative to the runway end.
The Distance Remaining Advisory is provided when the
following conditions are met:
• Aircraft is on the ground, over the last half of the runway or a
• Aircraft groundspeed is above 40 knots.
Rev H, August 2011
• Aircraft is within 100 feet of the ground, over the last half of
the runway or a specified distance from the runway end; or
specified distance from the runway end; and