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-   -   Spinning/Spin Awareness (https://www.pprune.org/private-flying/81718-spinning-spin-awareness.html)

terryJones 16th February 2003 14:18

Spinning/Spin Awareness
 
Having come to power flying via gliding, I was surprised to see that Spinning was not a requirement in the PPL sylabus.
It would be interesting to hear other Ppruner's observations on this. I for one, am glad that if I ever do find myself in an inadvertent spin, it will not be the first time I have witnessed the ground rotating around the nose!
I would not wish to have had my FIRST fully developed spin in a a/c with an empty right hand seat.
Comments please lads and lasses

Barney_Gumble 16th February 2003 16:39

I understand the rationale for excluding this activity from the JAR PPL(A) syllabus is that spin avoidance is taught so the student is taught how to recognise the incipient spin signs and recover to fully controlled flight prior to the spin developing.

As to the wisdom of this I would not offer a comment..........

Suffice it to say that I specifically asked my instructor to include a lesson on spinning and spin recovery during my PPL training and I am very glad I did. I would not want to undertake this manoeuvre intentionally without a good instructor of a good aerobatic pilot in the RH seat!

I have an aerobatics course on my list of things to do and so will explore this part of the envelope later on.

Andy

Flash0710 16th February 2003 17:02

As far as im concerned please agree

Spinning is worst case scenario

It the culmunation of your biggest F~@K up if you know how to deal with a spin you have little more to worry about bar losing a wing.

imho it should be in the ppl tuition regime it can happen and does

it took me 2 yrs with a ppl b4 i spun that was mainly due to bar stories of how " terrifying "it was this as always translated to bulls@@t after a much talked into spinning session.

its not that bad and if it saves you one day why not do it..??

Lowtimer 16th February 2003 17:05

It's one of those subjects which is endlessly debated. Spinning was made non compulsory on the back of arguments about safety, e.g. whether the number of accidents incurred during training was greater than the number of accidents from inadvertent spins experienced by non spin trained PPL holders. However there are many other factors which migigate against spinning as part of the PPL, including:
- the unsuitability of large proportions of the training fleet
- the low ceilings imposed by controlled air space around many of the busier training airfields in the SE of England
- the fact that it's an extra hour or two in the syllabus and lots of people don't want to spend the money
- the fact that many people say they find it frightening or offputting

An increasing factor against spinning in the UK as time goes by will be that all the new generation 450 kg two seaters have a blanket regulatory ban on spinning or any kind of aerobatics, regardless of what their designers may have intended, or indeed what they are permitted under other jurisdictions.

If you want to spin, do, but you are definitely right to get some proper dual instruction rather than have a go by yourself. If your PPL training organisation oesn't have the right equipment or instructors go somewhere else, preferably a place that teaches aerobatics, and get a few hours in.

Personally I'm very glad that I learned to spin as a glider pilot and have always made a point of spinning any aeroplane I've flown which is cleared to do it (obviously only if the owner and/or insurer is happy for me to do so). However, I prefer to do so while wearing a parachute, starting at a goodly height, and paying great attention to location and lookout. The lowest height at which I have ever entered a spin is 1000 feet AGL, dual in a Schleicher K-13 glider, straight off a winch launch at Seighford in Staffordshire, as part of of a pre-solo-check. That was quite exciting but with the daring of youth I pressed on, did my one turn and recovery, flew a low level circuit to land with height to spare. But I don't think I'd do it now, I'm much older and it changes your perception of risk. Now, I'd go get an aerotow to at least 3000 feet. In a powered aeroplane, with far greater wing loading and height loss during the spin, I prefer to be at 5000 feet agl minimum, and 10,000 for anything deliberately unconventional, like a flat spin.

Flyin'Dutch' 16th February 2003 19:53

Stall spin accidents that kill people almost invariably start at low heights.

It is better to teach people to avoid getting in this situation. If you develop a full spin at these heights (circuit and below) you will be lucky if you get it out at all.

The other category of spinning accidents is those related to aerobatics. I assume (but dont know) that spinning and recovery thereof is part of any aerobatics syllabus.

Only reason I can see to include it in the PPL syllabus would be to take the fearfactor out and show that it is just another exercise which is easily sorted

FD

Skylark4 16th February 2003 20:03

As intimated in the original post, I think it is very unwise for the spin and the recovery proceedure not to be at least demonstrated during training. If the first experience of a spin is the real thing then I don`t expect many people to get out of it very quickly at the first attempt or if they do, not to discover that it will go the other way around just as easily.

Mike W

Final 3 Greens 16th February 2003 20:09

In most SEPs, recovery from a normal spin can be achieved by letting go of the controls...

However, altitude is required for this.

In non aero flying, aside from a departure caused by wake turbulence or avoiding action, it is difficult to see when a spin at recoverable altitude will happen.

The normal case is stall/spin at low altitude, where recovery is not feasible.

I note that the original poster has recently converted from gliders, which require much less altitude to recover from a spin. Even relatively light aeroplanes take thousands, rather than hundreds of feet.

Please do not think that I am taking a side here, I'm just trying to explain why the syllabus is the way it is.... The prevention is better than the cure.

AerBabe 16th February 2003 20:18

My instructor likes people to spin before going solo. Plenty of SSA first, then the fully-developed spin. I had extreme difficulty getting the yoke back far enough to stall, and didn't do any with flaps until later in my training. It's something I would like to go back and do more of later. Especially now I've done some aeros and know I'm not going to come crashing out of the sky... :O

Aerobatic Flyer 16th February 2003 20:28


Even relatively light aeroplanes take thousands, rather than hundreds of feet.
Which ones, and how many thousands?

[Doesn't really matter.... whoever it was that had made that quote above has edited it out in the last couple of hours.]

Of the types I have spun, all will recover promptly if recovery action is initiated as soon as the spin starts - which is what a trained pilot would do in an inadvertent spin incident.

Having said that, the pilot who knew how to recover probably wouldn't have spun in the first place..... And, in my view, spin training should be included in the PPL syllabus.

TerryJones - Spin training for glider pilots has a much greater importance, due to the likelihood of inadvertently spinning. Turning in a turbulent thermal at just a few knots faster than Vs carries a high risk of spinning (as I discovered one bumpy day in a Janus.... :rolleyes: )

Miserlou 16th February 2003 22:40

The exclusion of spinning, real, 1,2,perhaps more turns is criminally ignorant as I have mentioned on another thread.

If you can't see how it would happen look at the accident stats. Stall/spin on final turn after engine failure-major killer!

Don't turn a drama into a crisis-maintain proper flying speed.
Don't turn a crisis into a tragedy-Let your spin recovery be a reflex, not a conscious effort; saved my old man's life!

I heard the BGA or, at least the local gliding club, were now insisting on incipient spin recovery from circuit height. Anyone like to comment.

Aerobatic recovery technique is a little different to minimum height loss, requiring clean entry, exact number of rotations and stopped on heading, and a vertical down line.

Like a glider pilot, to be safe, you really must be able to feel where the aircraft is in relation to angle of attack-instinctively!

stiknruda 16th February 2003 22:49

Spinning.

Every few months here on Pprune Private Flying, this topic re-emerges.

My point of view.....

If you want to do it - go get good instruction. If you don't then restrict your flying to driving the aeroplane using the prescribed set of numbers that your instructor gave you for that machine.

Personally, I spin a lot and in the past 6 months have gotten over my own fear of single seat inverted multi-rotation spinning.

Aerbabe - my dear, great to hear that you want to start aerobatting!

However - spinning can seriously damage your health, PH (who competed in the world's advanced competion for RSA only a few months ago) killed himself last week after flattening an erect spin and not recovering before he hit the hard stuff. RIP friend.

If I am allowing the spin to develop (eg. to allow stability before I alter the characteristics with either aileron or power) I do it in the firmament. If it is a single rotation after a competion entry then I might start it at sub 2000' agl.

stik

Stik

Final 3 Greens 17th February 2003 08:07

Aerobatic Flyer

I made the following comment ….

“Even relatively light aeroplanes take thousands, rather than hundreds of feet.”

And I didn’t edit it out, you must have been p*ssed when you read the post :D

“Which ones, and how many thousands?”

The only POH I have to hand is for a Bulldog….

“350 ft per turn should be used for the calculation of the height at which recovery is to be initiated and a further 1000 ft included to allow for additional height that might be lost during the pull out recovery when the spin has stopped.”

So three turns and a pull out should be planned for 1950ft – which I believe is in the order of magnitude of thousands rather than hundreds.

I imagine that a flight training organisation would plan per the POH, even though experienced aerobatic pilots could probably achieve far less height loss.

juswonnafly 17th February 2003 08:34

This hotly debated subject is a matter of probability...........

Spin whilst turning onto final and you probably die............

Spin with height and you probably live.............

What really matters is being able to recognise the approaching 'spin scenario' and competently deal with it.

This is why stall and spin awareness training is taught. When the horse has bolted, it's too late.

I do teach spinning to students who ask, and usually suggest a demo to those who don't.

Me? I do enjoy spinning but ONLY with 5000 ft beneath me first!

JWF

;)

FlyingForFun 17th February 2003 09:05

Very interesting. This subject does seem to come up from time to time, but I don't recall ever seeing so many posters as in favour of spin training as on this thread. Wonder what's changed since last time it was discussed?

Personally, I agree that spinning should be demonstrated. An inadvertant wing-drop during a planned stall can be disconcerting - I've never encountered an inadvertant spin, and I know enough to know that I don't want to experience it, but I'm pleased that I've had the training to be able to recover from it without panicking if it does happen (given enough height, of course).

Besides which, spinning is fun - why would anyone not want to do it? :D

The arguments against are that it costs students extra money (crap - anyone who won't spend an extra hour training to do something which may save their life shouldn't be flying), that it puts people off because they fear they will get sick when they spin (valid point - but again, if someone isn't able to keep their cool when the brown stuff hits the fan, should they be flying?) and that spin training results in more accidents during the training than the number of accidents it prevents (haven't seen any figures either way on this one, just abstract arguments.)

FFF
------------

destructor 17th February 2003 09:37

I-am another who thinks that spinning should be in the training up to PPL.There are two reasons for it not being done:-
1. Alot of instructors are not happy doing it 2.Many of the aircraft are not cleared for spinning.
How many instructors teach the insipiant recovery in aircaft not cleared for spinning? not a good idea as I found out when turbulence finished off the act and we had a spin.

Aerobatic Flyer 17th February 2003 19:46

Final 3 greens


you must have been p*ssed when you read the post :O
Occupational hazard of posting after supper in France, I'm afraid! Sorry about that....

Height loss during recovery from a fully developed multi-turn spin is very much greater than height loss if recovery action is taken as soon as the spin is identified.

I have never flown a Bulldog, but for the types that I have spun height loss from a 1 turn spin is almost always measurable in hundreds of feet.

MLS-12D 17th February 2003 19:46

terryJones, take a look at this thread: http://www.pprune.org/forums/showthr...=spin+training

I understand the point that spin training is likely of little use because most spins happen too low down to recover; but that doesn't seem to me to be a convincing argument why spin training should not form part of the PPL curriculum. I.e., although arguably it is of limited use, it certainly can't do any harm, and may come in handy one day. At the very least, properly taught spin recovery procedures will increase student confidence.

Shaggy Sheep Driver 17th February 2003 20:50

The saving grace of spin familiarity is that you recognise the symptoms before the full spin develops so you unload the wings (get the stick forward) and keep in balance. And you do it by instinct (no thought required - which is just as well 'cause there isn't time).

Pilots who don't have that familiarity might (probably will) pull the nose UP. With disasterous results.

SSD

Chuck Ellsworth 18th February 2003 02:08

Spin training should be manditory for the PPL.

Period.

Cat Driver:

:DThe hardest thing about flying is knowing when to say no.:D

WhiskeyNovember 18th February 2003 04:54

I also agree that spin training should be taught. Having practiced spins in an Extra 300 and a C-152, I would encourage spin training in a fully aerobatic aircraft as well as a more conventional aircraft.

I found that doing so offers a new perspective on spins. Spinning a 152 or 172 teaches students proper procedures...in other words, they walk away from the experience with the procedural knowledge to right the aircraft and recover properly.

This technical knowledge, however, should be supplemented with an intimate exposure to extreme unusual attitudes. This exposure is all but impossible in typical light planes...most are inherently stable, and as such, little actual time is spent in the unusual attitude. Indeed, the time spent in it is more often than not spent attempting to MAINTAIN it, rather than recover from it.

If one successfully combines technical spin knowledge and training with intimate familiarity (visual and physiological) with unusual attitudes, I dare say he or she will be a much safer pilot. After all...I'd be willing to bet that many stall/spin accidents could be avoided if the element of surprise/panic could be diminished or eliminated.


-WN


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