Recent content by etnako

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    Question - how do you calculate part 77?

    I reached out to the company today, and waiting for them to respond. I received following answer from the airport about part 77 "the approach surface is based on a 20:1 slope that begins 200 ft outboard of the physical end of pavement. Part 77 does not consider displaced thresholds in its...
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    Question - how do you calculate part 77?

    Didn't look in here for a few and i am very thankful for all your opinions on the subject. I did brought up part 77 calculation to airport director and he said he will look into giving me answer on how was that calculated - so far nothing. Since than i am still reading into it in case the...
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    Question - how do you calculate part 77?

    We have to decide within next couple of days do we sell airspace, and with how they recalculated its much lower then previous easement that exists in the same subversion - Hight of airspace will start as low as 24.5 and up to about 30 where all the trees are - where the bluebird tree is as...
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    Question - how do you calculate part 77?

    Oh look, i might be right :) https://www.ngs.noaa.gov/AERO/RWYIDman.pdf
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    Question - how do you calculate part 77?

    thank you everyone:) that's very helpful!
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    Question - how do you calculate part 77?

    Thank you:) Thats what im confused about - where is end of runway in this case?
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    Question - how do you calculate part 77?

    If its counted 200ft from end of runway it gives our trees 10 more ft to grow versus being calculated from physical end of pavement -i like nature, i like our trees and i have bluebirds nest on one of them so its personal:)
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    Question - how do you calculate part 77?

    Im sorry, i was in a hurry and im still in process of learning about it:) Primary Surface: A surface longitudinally centered on a runway. When the runway has a specially prepared hard surface, the primary surface extends 200 feet beyond either end of the that runway; but when the runway has no...
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    Question - how do you calculate part 77?

    Is this correct? why is it calculated from physical end of runway?
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