PPRuNe Forums - View Single Post - UAE FIR RVSM...shall we say... ISSUES!!
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Old 24th Apr 2006, 12:15
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PPRuNe Radar
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Seems to be a few issues here.

ICAO RVSM ATC procedures (found in your Regional RVSM ATC Manual - all of which seem based on the European one) allow RVSM flights to be filed by the operators as RPLs. It is stated that the UAE does not accept RPLs, so issue 1 is whether that 'difference' has been filed in the AIP for the information of said operators.

Issue 2 is that UAE is not receiving FPLs for various flights. Perhaps this is because they are all being filed as RPLs in the first place ? If it is because the UAE has not filed a difference as mentioned in issue 1, then it is their fault and the operators are being 'punished' for a mistake not of their doing. If it is because the difference is there and not being heeded, then the UAE CAA should be taking this up with the operators individually in the interests of flight safety, possibly even through the channels of the operators home CAA. Head in the sand and using a punishment as a means of dealing with the issue has no place in a modern global aviation environment. The chances of the issues being fed back to the people with the power to deal with using this method is, at best, haphazard.

Issue 3 concerns data transfer from the adjacent ACCs. Is this done electronically through OLDI ? In which case, ICAO procedures demand that the RVSM status is sent with the data transfer message. So, even in the absence of a FPL, the UAE is being passed data about the aircrafts RVSM status. Or if the data is being passed verbally, then there is once again an agreed ICAO procedure available which highlights the RVSM status. ATC operators in the rest of the world (including the most dense and complex parts of the world) can accept the word of an adjacent agency regarding RVSM status for flights in the absence of a FPL, why can't the UAE ?? After all, why would the adjacent ACC allow a non RVSM aircraft to operate in its airspace (which is generally not allowed) and then try to pass it on without any exceptional co-ordination ?

Issue 4 is how to drag the UAE in to the fold and operate RVSM like the rest of the world. It seems the ATCOs themselves there can't do it, either due to lack of power, fear, or ambivalence. So it's really up to the operators affected to get their CAA to lobby the UAE CAA, either directly, or perhaps more successfully, through the ICAO Regional office.

Just one final point to ponder ... if the UAE ATC system won't let the aircraft fly in RVSM system without a received FPL, then how can it let them enter any controlled airspace, as the navigation equipment requirements for flight in that airspace must also be unknown ?
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