IFR Direct Routing (and Free Route Airspace)

Florian Rhyn • 2 February 2019
in community General Aviation
5 comments
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Dear EASA

I have a question regarding Direct Routing and Free Route Airspace. Will these developments be of any use for general aviation or are we left behind?

For some context, information video of Eurocontrol: https://youtu.be/297-ypIIsHc (https://www.eurocontrol.int/articles/free-route-airspace)

Some countries already allow to file DCTs, but my country is not one of them (CH). When I try filing DCT on an IFR flight plan, it shows the error "MAXIMUM DCT 0NM" between any waypoints (at least at the lower flight levels).

According to (EU) No 716/2014, air navigation providers shall operate DCT for flight plan filing as from 1 January 2018 and FRA in 2022. Additionally, information about this shall be made available in the AIP. Switzerland's AIP doesn't state anything about it (even though Skyguide's LSSIP states that "Direct Routings" are 100% implemented). In comparison, for example Italy or Sweden have AICs and AIPs stating that DCT and FRA are in use -- however, only above around FL300.

Additionally, I also found interesting information in the European ATM Master Plan Level 3. On page 76/77, title "AOM21.1 -- Direct Routing" there is some more info on the subject but stating basically the same.

All this complicated stuff boils down to these questions: Will low-level IFR traffic not benefit from these changes? Is general aviation even considered in the rulemaking and in the local implementation?

Thanks for this forum. It would be interesting to hear if this only applies to FL180+ intentionally or if we will benefit as well.

Best regards

Florian

Comments (5)

Jyrki Paajanen

Dear Florian,

Thank you for your question. Please note that point 3.2. on the annex of Regulation (EU) No 716/2014 determines that the geographical scope of the Free Route-requirement is limited to Flight Level 310 or above. Therefore Switzerland is not obliged to implement it below that level, although of course it may opt to do so on a voluntary basis. That said, there may be terrain or SID’s, STAR’s and other airspace structures in the lower levels that limit the usefulness of the free route airspace concept.

Furthermore, due to the way that regulation implements the Free Route concept, there is a difference between the “direct routes” and actual free route airspace, in the sense that the former appear more like traditional routes, albeit enabling direct flight over longer distances. It also seems that even in States that have implemented direct routes, the use of term “DCT” in flight planning may not be supported by the national flight planning system, though the routes themselves are usable.

I hope this clarifies the situation a bit.

Best regards,

Jyrki Paajanen

Florian Rhyn

Thank you very much for explaining this complicated matter. I appreciate that.

When looking at our IFR low enroute chart, I see so many ways to improve the system. I hold an enroute instrument rating and would like to be able to join IFR below FL100 and fly directs, because if I fly northbound I always have to first go 60nm South-East or West. To complicate things even further, most airways are only one-way.
This just isn't economical or practical.

It would be great if the GA department would take a look at this: The improvement of the IFR enroute environment for general aviation (getting airways lower, bi-directional and encouraging/requiring DCTs).

After all, the Air Ops Regulation has been amended with Part-NCO and the Continuing Airworthiness Regulation with Part-M light, as well as Part-FCL, with the aim to enlarge the instrument rated private pilot population and thus improve safety (CFIT, LOC, etc.).

Without improvements in the airway system for general aviation, all this work's output will be subject to a bottleneck -- holding back the safety improvements in the overall regulation landscape.

Thank you for taking this into consideration in case a rulemaking task would touch on this topic.

Best regards
Florian

Dominique Roland

Dear Florian,
This issue is actually tackeled by the GA Roadmap project. It is part of a holistics review of the barriers preventing the development of IFR flying for GA aircraft in Europe. In parrallel with the Basic Instrument Rating initiative, we have created a working group with Eurocontrol to try to progress on this issue. I can tell you that things are moving in the right direction, but certainly too slowly for the end user. In between, the use of software like autorouter helps a lot, and most of of my IFR flights end up in average being no more than 10% longer than a direct route, thanks to direct clearances granted during the fight. We are also working on the topic of IFR approaches on non IFR airfields, but this is another story :)
Dominique

Mohamed saroujy

my dear florian
I wanted to talk to you about this now, but I do not have much knowledge of the general aviation system in Europe, but in Egypt we have the civil and military surveillance system togethe

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