I’m sure
the teacher will understand the phenomenon about the expectations we create
based on our experiences. Flying in the Bay area with several class D airports
like SQL, PAO, LVK, and RHV I have been accustomed to expect certain things. Among
these things are that these airports have weather information broadcast aka
ATIS and they provide sequencing, separation and traffic advisories with common
requests such as requesting aircraft to IDENT, calling traffic at 2 o’clock, 1
mile two thousand five hundred feet opposite direction, etc.
These
expectations don’t apply at all class D airports. In particular, I had a chance
to fly into Chico airport, KCIC. Chico is a class D airport with parallel
runways, one of which is 6724 feet long and 150 feet wide. It has several
instrument approaches, instrument approach lighting and commercial airline
service via United Express. On many accounts it is a major airport.
However
there are number of differences at this class D airport compared to the ones I
fly out of routinely (SQL, PAO). The first is when you tune in their WX,
119.675, you get their AWOS and no identifier such as Tango. It provides wind,
ceiling, altimeter etc. The second difference is that they don’t have access to
radar. So when you call in to report you let them know you have the numbers/one mimuter weather and your position. If you report you are 10 miles south of the airport,
they take your word for it and provide a pattern entry based on your report.
Unlike SQL or PAO they can’t "see" you until literally they physically see you.
To confirm your actual location instead of the tower asking you to IDENT, you
might hear a request to rock your wings. I can only imagine the controller in
the tower with his binoculars looking out the window confirming that the plane
they see is really the one they are talking to.
Although
I am sure during my flight training I had experienced some of these differences
before, I probably was not in a position to absorb those differences. As one
CFI said, there is nothing much better for a learning experience than going out
on a trip to someplace new.
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