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Old May 10th 07, 08:46 PM posted to rec.aviation.piloting
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Default PSA: Don't be rude on the radio

On May 10, 3:20 pm, "Allen" wrote:
wrote in message

oups.com...



On May 10, 1:46 pm, John Godwin wrote:
wrote
roups.com:


Landing. Aircraft while on final approach to land or while
landing, have the right-of-way over other aircraft in flight or
operating on the surface, except that they shall not take
advantage of this rule to force and aircraft off the runway
surface which has already landed...


... and I believe that the AIM defines "Final Approach" as:
A flight path in the direction of landing along the extended
runway centerline from the base leg to the runway.


--


"FINAL APPROACH -- ICAO. That part of an instrument approach
procedure which commences at the specified final approach fix or
point, or where such fix or point is not specified:
a. At the end of the last procedure turn, base turn or inbound
turn or a racetrack procedure, if specified
b. At the point of interception of the last track specified in the
approach procedure; and ends at a point in the vicinity of an
aerodrome from which:
1. A landing can be made; or
2. A missed approach procedure is initiated.


FINAL APPROACH -- IFR. The flight path of an aircraft which is
inbound to an airport on a final instrument approach course, beginning
at the final approach fix or point and extending to the airport or the
point where a circle-to-land maneuver or missed approach is executed."


From that definition, "final approach" would be from the marker

inbound on an ILS, or wherever the arriving traffic happens to get
lined up with the final approach course. I'm sure you're aware that
traffic arriving IFR is often vectored onto 5-10 mile final, so that
"base leg" may have been flown, just 10 miles from where you're used
to turning base-final. Faster, high performance aircraft often take
time to slow down and transition from the terminal phase to approach
and landing.


So you are saying that 10 miles is where final approach begins? The AIM
says you should complete your turn to final at least 1/4 mile from the
runway; it does not specify a maximum distance. It also defines "final" as
the term commonly used to mean that an aircraft is on the final approach
course or is aligned with a landing area.



I'm saying the official definition of "final approach" is vague with
regards to distance from the end of the runway. Realisticly, I would
argue that "final approach" would begin at the point you can see the
runway. Outside of that, I'd call distance and intention; ie- "Twin
Cessna 3AB, 15 to the west, straight in runway 9.... Twin Cessna 3AB,
10 mile final, runway 9" etc.