Ju-Air Junkers Ju-52 crash in Switzerland

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Not_Karl
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Ju-Air Junkers Ju-52 crash in Switzerland

Postby Not_Karl » Sun Aug 05, 2018 2:05 pm

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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Sun Aug 05, 2018 9:54 pm

Is maintaining and flying classics (and selling rides) reckless tomfoolery? The CRM and checklists are solely lacking on acronyms for electronic wizardry.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby flyboy2548m » Sun Aug 05, 2018 10:00 pm

Is maintaining and flying classics (and selling rides) reckless tomfoolery? The CRM and checklists are solely lacking on acronyms for electronic wizardry.
As you know, I'm not a big fan of "vintage aircraft operators", but I still think we should wait for the FINAL REPORT.

Oh, and phugoid.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Thu Aug 16, 2018 11:28 pm

Quote = ATLCrew

True enough, but it's not like Tante Ju is exactly an awesome performer even with all three running. At sea level. On a cold day.
The use of periods there...

Along with facts.

It hurts so good.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Tue Jun 16, 2020 7:27 pm

*** but I still think we should wait for the FINAL REPORT.***
LHB tires of the wait. Indeed a sad story, and 3BS (pseudo double post) thinks a clear cause is unlikely to be found.

Fascinating learning that this thing saw something of "genuine use" into the 1980s when 757 and 767's were modern technology.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby Gabriel » Fri Jan 29, 2021 2:56 am

As you know, I'm not a big fan of "vintage aircraft operators", but I still think we should wait for the FINAL REPORT.
https://www.sust.admin.ch/inhalte/AV-be ... -HOT_E.pdf

Served.

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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby flyboy2548m » Fri Jan 29, 2021 7:50 pm

As you know, I'm not a big fan of "vintage aircraft operators", but I still think we should wait for the FINAL REPORT.
https://www.sust.admin.ch/inhalte/AV-be ... -HOT_E.pdf

Served.
Gotta love Swiss efficiency. STSB duty officer was notified within seven MINUTES of the crash.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Sat Jan 30, 2021 10:44 am

So this is where Evan came up with cowboy monkey military pilots systematically disregard procedure.

Nothing’s 100%, but IMO, military folks are generally fairly strict about it.

Not that this crash might be the result of some negligence.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby flyboy2548m » Sat Jan 30, 2021 4:38 pm

So this is where Evan came up with cowboy monkey military pilots systematically disregard procedure.
His ability to pull things out of his ass continues to amaze. I thought ATL Crewie's response was pretty subdued.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Sat Jan 30, 2021 5:19 pm

So this is where Evan came up with cowboy monkey military pilots systematically disregard procedure.
His ability to pull things out of his ass continues to amaze. I thought ATL Crewie's response was pretty subdued.
Subdued- yes. Effective in breaking through- no.

Is it possible that Military experience could have some negative effect? An interesting thought.

Conversely, intense training and experience with speed and altitude and jets and some requirement for detail and procedure ain’t that bad.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby tds » Sun Jan 31, 2021 7:12 pm

Not that this crash might be the result of some negligence.
Certainly was! The report is damning of both the operator and the crew, and makes clear that the crew was trained well enough to know better.

Yeah, STSB's review of operations found that the crews apparently disregarding procedure were primarily the ex-AF ones. But it's silly to generalize about military pilots from 16 people, mostly trained in the same era (80s or earlier), by the same air force, now working at the same operator. Seems more plausible that the culture described at Ju-Air encouraged a 'type'...

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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby Gabriel » Sun Jan 31, 2021 8:55 pm

Not that this crash might be the result of some negligence.
Certainly was! The report is damning of both the operator and the crew, and makes clear that the crew was trained well enough to know better.

Yeah, STSB's review of operations found that the crews apparently disregarding procedure were primarily the ex-AF ones. But it's silly to generalize about military pilots from 16 people, mostly trained in the same era (80s or earlier), by the same air force, now working at the same operator. Seems more plausible that the culture described at Ju-Air encouraged a 'type'...
Amen. Do I have your permission to copy this and paste it there?

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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby tds » Mon Feb 01, 2021 12:24 am

It's in the public domain now, Gabriel! ;)

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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Mon Feb 01, 2021 12:58 am

Don’t be linking or pointing them to here.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby Not_Karl » Mon Feb 01, 2021 1:32 am

The flight crew was accustomed to not complying with recognised rules for safe flight operations and taking high risks.
What did Evanie say of that?
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby monchavo » Mon Feb 01, 2021 2:02 pm

Don’t be linking or pointing them to here.
Indeed not. Lest there be repercussive acts.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby monchavo » Wed Feb 03, 2021 7:17 pm

So, for whatever reason this crash had eluded me and I was browsing on AVherald just clicking randomly on links which took me to this crash. Read the report and looked at the very professionally produced video. Then I came back to this thread feeling rather stupid.

- I think it's disingenuous to criticise the business of flying paying passengers on vintage craft. The same thing is done for all forms of transport and the activity should be possible within the envelope of safety
- It is disappointing that two experienced chaps didn't apparently see the danger and act appropriately. The report doesnt make clear if this was something they'd done lots of times and "simply got lucky" or if they genuinely understood the risk factor of what they were doing
- Issues with the aircraft are beyond the pale and should have been picked up - I suspect that fixing the issues would have rendered the beast uneconomic so they "took the risk" and kept quiet
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby Gabriel » Wed Feb 03, 2021 8:57 pm

- It is disappointing that two experienced chaps didn't apparently see the danger and act appropriately. The report doesnt make clear if this was something they'd done lots of times and "simply got lucky" or if they genuinely understood the risk factor of what they were doing
I think that you will find the answer to that question in the AvHerald article that you just read.
Some relevant fragments of said article (which are in fact copied verbatim from the SUST report)
The investigation identified the following direct causal factors of the accident:

- The flight crew piloted the aircraft in a very high-risk manner by navigating it into a narrow valley at low altitude and with no possibility of an alternative flight path.

The investigation identified the following factors as directly contributing to the accident:

- The flight crew was accustomed to not complying with recognised rules for safe flight operations and taking high risks.

The investigation identified the following factors as systemically contributing to the accident:

- In particular, the air operator’s flight crews who were trained as Air Force pilots seemed to be accustomed to systematically failing to comply with generally recognised aviation rules and to taking high risks when flying Ju 52 aircraft.

- Numerous incidents, including several serious incidents, were not reported to the competent bodies and authorities. This meant that they were unable to take measures to improve safety.

In the last two months prior to the accident flight, pilot B carried out a total of 41 flights on the accident type; 28 of these were with pilot A, who carried out the accident flight with him.

In the months and years prior to the accident flight, various safety-critical flights had been documented on which pilot B had been part of the crew, flying below a safe altitude or taking high risks. Between April 2018 and including the day of the accident, at least eight flights have been logged which involved flight paths with a risk score of 8 to 10 (see section A1.18.4); on four of these flights, he was working with pilot A.

During his last line check on 12 May 2018, pilot B flew significantly below the safety altitudes as specified in the Aeronautical Information Publication (AIP) VFR guide. Furthermore, he disregarded essential principles for safe mountain flying. These principles have been published since 1981 and, at the time of the accident, were listed under RAC 6-3 in the AIP VFR guide. The Ju-Air training captain who was entrusted to carry out pilot B’s line check and also worked as a ground instructor for the air operator, rated the flight as ‘high standard’. The choice of flight path was described as “considerate” and “anticipatory”.

During a climb in sister aircraft HB-HOP on 6 July 2013, pilot B as commander, together with pilot A in the role of co-pilot at the time, entered the basin south-west of Piz Segnas in a similar manner to during the accident flight and flew over the ridge of the Segnes pass at approximately 30 m above ground.

During this flight, a 180-degree turn or an alternative flight path in the northern section of the basin south-west of Piz Segnas would not have been possible.

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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby elaw » Wed Feb 03, 2021 9:13 pm

Or in other words, there are some performance differences that should be taken into consideration when piloting a Ju-52 vs. an F-18. And also maybe that the -52 doesn't have ejection seats.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby 3WE » Thu Feb 04, 2021 12:56 am

On 8/8/2018, ATLCrew made an awfully prophetic and relevant post, there:
...but it's not like Tante Ju is exactly an awesome performer even with all three running. At sea level. On a cold day.
It’s too bad that we don’t have anyone here with that sort of wisdom and insight.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby monchavo » Thu Feb 04, 2021 6:49 am


- Numerous incidents, including several serious incidents, were not reported to the competent bodies and authorities. This meant that they were unable to take measures to improve safety.
I missed this portion, thanks for bringing it to my attention.
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Re: Ju-Air Junkers Ju-52 crash in Switzerland

Postby Gabriel » Thu Feb 04, 2021 10:27 am


- Numerous incidents, including several serious incidents, were not reported to the competent bodies and authorities. This meant that they were unable to take measures to improve safety.
I missed this portion, thanks for bringing it to my attention.
That portion? I thought this portion was much more relevant to your question:
In the months and years prior to the accident flight, various safety-critical flights had been documented on which pilot B had been part of the crew, flying below a safe altitude or taking high risks. Between April 2018 and including the day of the accident, at least eight flights have been logged which involved flight paths with a risk score of 8 to 10 (see section A1.18.4); on four of these flights, he was working with pilot A.

During his last line check on 12 May 2018, pilot B flew significantly below the safety altitudes as specified in the Aeronautical Information Publication (AIP) VFR guide. Furthermore, he disregarded essential principles for safe mountain flying. These principles have been published since 1981 and, at the time of the accident, were listed under RAC 6-3 in the AIP VFR guide. The Ju-Air training captain who was entrusted to carry out pilot B’s line check and also worked as a ground instructor for the air operator, rated the flight as ‘high standard’. The choice of flight path was described as “considerate” and “anticipatory”.

During a climb in sister aircraft HB-HOP on 6 July 2013, pilot B as commander, together with pilot A in the role of co-pilot at the time, entered the basin south-west of Piz Segnas in a similar manner to during the accident flight and flew over the ridge of the Segnes pass at approximately 30 m above ground.

During this flight, a 180-degree turn or an alternative flight path in the northern section of the basin south-west of Piz Segnas would not have been possible.


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