PPRuNe Forums - View Single Post - Q300 on 800m runway?
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Old 14th Mar 2009, 23:31
  #7 (permalink)  
Robini
 
Join Date: Oct 2007
Location: In OY-VKH
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TU154lover Performance is interesting yes, but please don't open
new disscusions when you may ask this kind of questions in your already
well built thread about other Dash,ATR performances.
Not to say your thoughts aren't acceptable, they just seem to be a little
bit hard to answer. When talking about runway performances there aren't
just only runway length that may be the biggest problem - don't forget
obstacle limits, second segment climb, derate your engines for best
quality, and don't forget, is this route really important?
The differences are handful- important operation or not? If just dreaming
you can go down on every runway that may be capable and unload plane,
new passengers and not to forget the fuel. 800m is a short distance for
any commercial airplane, not to say it won't make it - just get yourself a
good thought about why are you interested in just this length, is it a spec.
airport that makes this interesting? If no people live there or if they have
no interest of getting away with connection flights or just getting away
there are no reason of starting a route at this airport.
If just dreaming, you should also ask yourself. How do i get acces to this
information by myself? Well, for Dash it's not so easy - they seem to not
put any freeware tables for sharing on the net. So for getting exact values
you need the AOM - and that one you won't get by yourself, it's for the
man/woman that flies the aircraft who have acces to this data.
I'm sorry but i think you should go a step further with your knowledge of
performance, to know which is most restricting at a given time.
TODA, ASDA , TORA , LDA everyting needs to be checked up before start
this kind of insane operation. Then you need to clear all obstacles with the
critical engine failed after V1 as well as before V1 (before, you just need
to stop on the runway) and not forget runway slope, you may be CMB LMT
So it's not sure you can get all 50 pax (?) off the runway every day.
Trust me - comming days when you no longer wished you were born
Robini is offline