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What is holding time at destination alternate for ATR aircraft ?

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What is holding time at destination alternate for ATR aircraft ?

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Old 26th Jan 2009, 02:38
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What is holding time at destination alternate for ATR aircraft ?

Dear all expert,

What's the holding time at alternate airport for ATR aircraft, 30 minute or 45 minute ? and WHY ?

Regards,
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Old 26th Jan 2009, 12:53
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Holding at an alternate is generally not the plan
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Old 27th Jan 2009, 04:28
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Its usually the 45 min reserve

Since it is alternate, and there is usually holding fuel for desitnation and the 45 min reserve, i dont think it is planned.

I may be wong since i am still a newibie!
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Old 27th Jan 2009, 05:15
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min fuel= taxi+trip+5%contingency+30min holding at dest+altn fuel.
you don't hold at your alternate.

I think you might have heard something in the direction of planning without alternate.(remote aerodrome) in that case you should add in stead of alternate fuel an extra 45 min fuel. off the cuff,so please anyone correct me if I got the figures wrong.
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Old 27th Jan 2009, 05:20
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Fuel Time
Trip Fuel 23510 0729
Cont 5% 01180 0028
Final Res 01280 0030
1st Altn 01140 0022
Etops Ice 00000
Reqd 27110 0849
Xtra 12490 0453
Toff 39600 1342
Taxi 00400
Fob 40000 1342
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Old 27th Jan 2009, 08:44
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As greuzi alreadey mentioned: Holding at alternate ist not considered.

However, the final reserve for a flight is calculated as the fuel for 30 minutes with max-endurance-speed overhead the ALTERNATE!

That does not really answer your question - since you were asking for the final reserve - 30 minutes for jets, 45 for piston aircraft...do not know how to classify ATR in this case...

Flexi
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Old 27th Jan 2009, 18:31
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ATRs are turbine aircraft, therefore, same rule as jets. On our plogs, final reserve fuel is 30 minutes.

Cheers
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Old 28th Jan 2009, 07:24
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Thank you very much for all of you.
titipong is offline  

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