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#1
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Canadian holding procedures
What are the holding procedures in Canada? On the approach plates, they say
something like "Climb to 1900 on track of 297 deg. LEFT turn to 2T NDB." However, they don't show any holding pattern. Do they expect you to enter a hold at the beckon? What radial do you use? |
#2
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What are the holding procedures in Canada? On the approach plates, they say something like "Climb to 1900 on track of 297 deg. LEFT turn to 2T NDB." However, they don't show any holding pattern. Do they expect you to enter a hold at the beckon? What radial do you use? I'm guessing here, but based on what you've written it sounds like a missed approach procedure and that the intent is that you'll climb to the altitude on that heading then once at the altitude fly direct to the fix. My assumption would be you'd hold on the heading you arrived on, right turns, or you'd get further instruction from the controller. Another thought is that if the fix is on the final approach course you'd hold on the approach heading outside the fix and make the turns on the same side as the procedure turn. |
#3
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I'm guessing here, ...
Guessing is probably one of the most dangerous things when flying IFR. What makes you assume that there is a holding pattern if there is none mentioned in the missed approach instructions? We don't have holdings at a missed approach in Canada. You just go to your missed approach fix as described in the missed approach instructions or per special missed approach clearance received from ATC. As soon as you are on the missed you talk to ATC who will clear you for another approach or any other request (for example to go to another airport which may or may not be your alternate). If you are in uncontrolled airspace and unable to communicate with ATC you follow IFR procedures as outlined in the Canadian A.I.P. Under no circumstances would you start an un-authorized holding pattern. Gerd Wengler, ATP |
#4
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I'm guessing here, ... Guessing is probably one of the most dangerous things when flying IFR. What makes you assume that there is a holding pattern if there is none mentioned in the missed approach instructions? We don't have holdings at a missed approach in Canada. You just go to your missed approach fix as described in the missed approach instructions or per special missed approach clearance received from ATC. As soon as you are on the missed you talk to ATC who will clear you for another approach or any other request (for example to go to another airport which may or may not be your alternate). If you are in uncontrolled airspace and unable to communicate with ATC you follow IFR procedures as outlined in the Canadian A.I.P. Under no circumstances would you start an un-authorized holding pattern. Gerd Wengler, ATP Thanks for the explanation. You'll notice I wasn't flying IFR when I was guessing. I never guess when I'm flying IFR - only when I'm muddling around on the message boards, and I never do anything unauthorized when I'm flying |
#5
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Thank you for providing a copy of Mr. Wengler's message. His message didn't make it to the news group. Now I understand. They don't have a holding pattern at the missed approach fix.
"Defly" wrote in message ... I'm guessing here, ... Guessing is probably one of the most dangerous things when flying IFR. What makes you assume that there is a holding pattern if there is none mentioned in the missed approach instructions? We don't have holdings at a missed approach in Canada. You just go to your missed approach fix as described in the missed approach instructions or per special missed approach clearance received from ATC. As soon as you are on the missed you talk to ATC who will clear you for another approach or any other request (for example to go to another airport which may or may not be your alternate). If you are in uncontrolled airspace and unable to communicate with ATC you follow IFR procedures as outlined in the Canadian A.I.P. Under no circumstances would you start an un-authorized holding pattern. Gerd Wengler, ATP Thanks for the explanation. You'll notice I wasn't flying IFR when I was guessing. I never guess when I'm flying IFR - only when I'm muddling around on the message boards, and I never do anything unauthorized when I'm flying |
#6
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What makes you assume that there is a holding pattern if there is
none mentioned in the missed approach instructions? We don't have holdings at a missed approach in Canada. You just go to your missed approach fix as described in the missed approach instructions or per special missed approach clearance received from ATC. As soon as you are on the missed you talk to ATC who will clear you for another approach or any other request (for example to go to another airport which may or may not be your alternate). If you are in uncontrolled airspace and unable to communicate with ATC you follow IFR procedures as outlined in the Canadian A.I.P. Under no circumstances would you start an un-authorized holding pattern. OK, so what *are* all those right-turn holding patterns depicted at each MAP in the "CAP Instrument Procedures" ? (I am looking specifically at CAP-2, for example NDB/DME 16 at Nanaimo, but almost all have it). Thx, Martin |
#7
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OK, so what *are* all those right-turn holding patterns depicted at
each MAP in the "CAP Instrument Procedures" ? (I am looking specifically at CAP-2, for example NDB/DME 16 at Nanaimo, but almost all have it). On this approach (NDB DME 16, Nanaimo, BC), there is no holding pattern depicted at the MAP – look closely. I don't know what you are looking at but these holding patterns are rare. They are only found in mountainous areas and are for shuttling procedures. Some are to shuttle down for the approach and some are to shuttle up for a safe altitude. In this specific case you fly to ARMAC which is the IF. If you're too high for example coming from the west (minimum safe altitude 7000) you shuttle down to 2400 as per the holding pattern (thin line). Once you're there you proceed normally as you would far a procdedure turn (i.e. race track pattern). Inbound you can then descend to 2000. Gerd Wengler, ATP |
#8
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OK, so what *are* all those right-turn holding patterns depicted at
each MAP in the "CAP Instrument Procedures" ? (I am looking specifically at CAP-2, for example NDB/DME 16 at Nanaimo, but almost all have it). On this approach (NDB DME 16, Nanaimo, BC), there is no holding pattern depicted at the MAP ? look closely. Sorry, technically, "holding pattern" may be the wrong term. I meant the racetrack course depicted NE of the NDB, 005 degrees outbound, whatever that's called. I don't know what you are looking at but these holding patterns are rare. They are only found in mountainous areas and are for shuttling procedures. Some are to shuttle down for the approach and some are to shuttle up for a safe altitude. There is one like it on almost every page of this book (CAP-2). Then again, most of BC *is* mountainous, so maybe that's why... In this specific case you fly to ARMAC which is the IF. If you're too high for example coming from the west (minimum safe altitude 7000) you shuttle down to 2400 as per the holding pattern (thin line). Once you're there you proceed normally as you would far a procdedure turn (i.e. race track pattern). Inbound you can then descend to 2000. I see, the "shuttle" is used to descend or climb from/to the enroute structure. Makes sense. So an approach clearance automatically implies authorization to commence the descend "shuttle", as depicted... right ? What about the case when the shuttle is not needed (i.e. you are already close to the PT outbound segment altitude), are you free to skip and just proceed outbound ? Also, on a missed approach, what exactly is the clearance limit if one does not land (you said there is no such thing as holding there, unless specified) ? The descriptions always end on something like "... climbing turn to XY NDB" but, with some exceptions, stop short of the "...and hold" phraseology that we are so used to on U.S. IAPs. The mantra here is that if you reach your clearance limit, you enter a published hold, or a standard holding pattern. I don't mean this as an argument, just surpised by the statement that there is no such thing as default holding at the MAP in Canada, and I'd like to understand this better. The concept of a clearance limit is an important one in the US airspace system and we are taught to pay close attention to it, that's why the curiosity :-) Thanks ! Martin |
#9
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"Martin Kosina" wrote in message om... Also, on a missed approach, what exactly is the clearance limit if one does not land (you said there is no such thing as holding there, unless specified) ? The descriptions always end on something like "... climbing turn to XY NDB" but, with some exceptions, stop short of the "...and hold" phraseology that we are so used to on U.S. IAPs. The mantra here is that if you reach your clearance limit, you enter a published hold, or a standard holding pattern. Leafing through a bunch of Canadian plates, I see that some DO specify explicit holds (Terrace, Campbell River). These appear to be those where the terrain prohibits a MAP that would put you into position for another approach. The MAPs that don't specify a hold... seem to (always?) put you in at altitude and into a position suitable for a second approach. Somebody needs to confirm whether that is on purpose so that you can begin the second approach immediately??? (in the absence of instructions to the contrary, of course) |
#10
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