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Old 4th Feb 2003, 08:13
  #20 (permalink)  
ITCZ
 
Join Date: Jan 2001
Location: Australia
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Echo Beech..

Now I could very well be wrong here but you don't happen to *work for OR sell PC12's do you?

Or perhaps as I eluded to in the opening somebody with an avid interest in the propagation of PC12's in Australia.

First thing you should have done before you started saying nasty (and erroneous) things was to click on the button that says PROFILE for ITCZ. Not too many Darwin based 146 drivers out there selling airplanes for Pilatus!

The argument I pose here is that 2+ engines will ALWAYS be better than 1 engine. Unless you can ABSOLUTELY GUARANTEE me that that engine WILL NOT FAIL under ANY circumstances.

Try not to confuse yourself by calling that an argument. That is a statement.

I may as well say that I will never fly in an aeroplane, catch a taxi or ride in a train unless you can ABSOLUTELY GUARANTEE me that the the operator WILL NOT FORGET THINGS OR MAKE MISTAKES under ANY circumstances.

That is not the point.

Engine failures are not the only way people die in aircraft accidents. Yes, some do, and it should be eliminated, but this is the new millenium. Machines do fail, but it is the incredibly increased reliability that allows QF to operate a 'twin' over hundreds of miles of open ocean instead of only four engine jobs.

CFIT, lack of situational awareness, poor crew decision making, etc etc are now killing more pilots and pax than engine failures.

When a normal pilot (a respected career police officer but a low-ish hour pilot) flies a perfectly controllable aircraft into the ground after suffering a failure that he should have been trained to recognise and easily recover from, instead dies and kills a bunch of his mates with him, then you have a CONTROL and TRAINING and SUPERVISION issue, not a systems redundancy issue.

**Although the findings are not yet out, the only operator that uses both single and twin turbine aeromed had a fatality recently -- in the twin at Mt Gambier.**

Bzzzzzzzt sorry, you are now comparing apples and oranges. It would not have matterd if he were flying the space shuttle, (appologies to his family if they are reading this post). The issue here is a pilot that actually flew the aircraft into the ground with both engines turning


Yes!!! But WHY?

Again, when a normal pilot, who probably has no intention of killing himself/herself by flying an aircraft into the ground, actually goes out and does that, single/twin/sixteen engines has absolutely nothing to do with it (Mt Gambier). He could have done exactly the same thing in a single engine aircraft. Apples = apples.

EXCEPT

That if you have ever taken a peek inside an RFDS Kingair and an RFDS PC12, you will notice that the pilot interface is VERY different. Bucketloads of electromechanical guages and indicators replaced by 'tv screens' that have more in common with a new bizjet, while the Kingair cockpit is effective but stone age by comparison.

It is a lot easier to have the automatics take care of repetitive and mundane tasks while the pilot runs the show.

It is a lot harder to forget to check essential systems like fuel, engine management and autoflight when taxiing out on a MED 1.

It is a lot easier to fly a GPS NPA displayed on a 'tv screen' that matches the lines on your chart. Lot easier to manage your descent profile/vertical nav, too, that assimilating all the necessary information from several electromechanical gauges.

I see this every day when I swop between 'non-EFIS' and 'EFIS' aircraft in the job. It is so much easier to manage an arrival into Darwin on a stormy night if you overlay the CB's onto your Nav display. Much more brainspace == more time to make a good decision.

Anyway, the big difference that SEVERAL aeromed pilot that I am in touch with have said, is that it is often far easier to manage a difficult situation in a -12 than in the Kingair.

Not my opinion, theirs.

Yes, Echo, a Kingair shades a PC12 if...
  • you are well trained in one inoperative emergencies (many pilots are not)
  • you are current and up to date with your emergency drills (many are not)
  • you are not tired
  • you are operating in very familiar territory
  • you dont have other things on your mind

Now you may well say is that he shouldn't be an RFDS pilot if he/she is deficient or preoccupied. But hey, are you prepared to say that you have NEVER been in that situation, whether it was of your making or not?

Some pilots and passengers have died in engine failures in PC-12s. But not as many as have died per x thousand sectors or x thousand hours operating vs. same sectors/hours of multiengine ops.

I am still mulling it over. I went to work today sitting between four engines, and I like that. But a simple Google search will show you that simply having two engines, even turbine engines is not what will keep you and your pax alive.

I am not bagging Kingairs. They are a classic aircraft. But the average aeromed avionics fitout is dinosaur stuff.

I am more looking to find out where the 'break even' point is.

For example, compare the safety case for doing an ILS into a place like Kuala Lumpur (CTA) with hills and English-second-language controllers as against a VOR/DME into Paraburdoo (OCTA). Which is safer? Well, Flight Safety Foundation has put out a CFIT checklist which covers about 70 factors that add up to an overall hazard rating so that you can make an informed comparison.

Thats what I am hoping to discuss. Not just 'I don' t like them!' That doesn't mean that my mate Echo is wrong, he just didn't answer the question.

Jarse...

You are right, yes that is bad. But when I look back at piston flying days, I can remember five colleagues that had engine failures in C210/C206/C207. Everyone walked away. One was at night in IMC. Not just luck though that nobody was killed. I know of blokes who survived piston singles and died in piston twins. These singles were flown by inexperienced guys who didn't have any major control issues to figure out while they had their first really bad situation in an aeroplane. They also touched down with a minimal sink rate, at a relatively low speed, sitting behind a few hundred kgs of lycoming/continental battering ram.

I have also heard CFI's and chief pilots argue that sub-500 hr pilots and PPLs should not be given twin endorsements because they cant control them and/or they don't fly them enough to be current. Therefore twins less safe than singles. In a particular operational scenario.

I think that a lot of reasonable applications are binned simply because professional pilots have some old-fashioned ideas, or even antagonism against a job that credit 500 multi command to their airline job search.

I reckon there is a role for single engine turbine, and I think aeromed is one of them and certain low capacity RPT as well.

Might be time for a separate topic.

Last edited by ITCZ; 4th Feb 2003 at 08:41.
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