LVP's & ILS Sensitive Areas
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Mach 3
Joined: Aug 1998
Posts: 624
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From: Stratosphere
LVP's & ILS Sensitive Areas
Can someone confirm whether my understanding is correct...
When LVP's are in force, if an a/c is anywhere between the FAF and the TDZ and an a/c is cleared beyond the Cat 2/3 hold, the ILS Sensitive zone has then been infringed?
This is the one of the principle causes of a reduction in flow rates during LVP's?
If you are cleared by ATC beyond the Cat 2/3 hold (whilst LVP's are in force) and subsequently to take off, in a circumstance where you know there is an a/c somewhere between the FAF and TDZ, what would you do?

PS: Edited to address BEagle's comment.
When LVP's are in force, if an a/c is anywhere between the FAF and the TDZ and an a/c is cleared beyond the Cat 2/3 hold, the ILS Sensitive zone has then been infringed?
This is the one of the principle causes of a reduction in flow rates during LVP's?
If you are cleared by ATC beyond the Cat 2/3 hold (whilst LVP's are in force) and subsequently to take off, in a circumstance where you know there is an a/c somewhere between the FAF and TDZ, what would you do?

PS: Edited to address BEagle's comment.
Last edited by SR71; 13th September 2004 at 14:59.
Joined: Jul 2003
Posts: 204
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From: Mahlangeni
Q1: yes
Q2: yes
Q3: Just tell ATC that you'd prefer to hold at the CATII/III stop bar for the time being, until the other oke has landed and that you'll comply with his/her instruction once "low vis in force" is no longer a factor and the runway is clear and no one is on the approach. Just state what you want and what you think is amiss. Possibly someone made a mistake. Never just blindly follow ATC instructions... please
Q2: yes
Q3: Just tell ATC that you'd prefer to hold at the CATII/III stop bar for the time being, until the other oke has landed and that you'll comply with his/her instruction once "low vis in force" is no longer a factor and the runway is clear and no one is on the approach. Just state what you want and what you think is amiss. Possibly someone made a mistake. Never just blindly follow ATC instructions... please

Joined: May 1999
Aviation Qualifications: ATP+Mil
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From: Quite near 'An aerodrome somewhere in England'
Presumably you mean if LVPs are in force and there's someone between FAF and TDZ?
Flying full-automated approaches under IFR in the USA when in VMC has been commented upon before. It could be potentially hazardous as the ILS sensitive area will NOT be protected......
Flying full-automated approaches under IFR in the USA when in VMC has been commented upon before. It could be potentially hazardous as the ILS sensitive area will NOT be protected......




