Bell 429 Crash in Poland
Thread Starter

Joined: Jan 2008
Aviation Qualifications: CPL
Posts: 187
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From: Europe
Bell 429 Crash in Poland
Bell 429 crashed in Poland, 2 fatalities 2 injured.
https://aviation-safety.net/wikibase/248151
Click on the link in the twitter post, takes you to photos of the accident site, really bad visibility at least on those photos.
https://aviation-safety.net/wikibase/248151
Click on the link in the twitter post, takes you to photos of the accident site, really bad visibility at least on those photos.

Joined: Jun 2008
Posts: 1,413
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From: England & Scotland
Bell Ringer
I have synthetic Vision on my Flymap L. Absolutely fantastic when you don't need it (because you can see). Quite a toy - thought it might be useful for inadvertant IMC - making a U-turn in those Scottish Glens - though never had the occasion to need it for that.
There is one flaw, however, that I noticed: No rendering for trees!
Perhaps the finding of the enquiry will be that the absence of rendering of trees in the software led directly to the impact.
I have synthetic Vision on my Flymap L. Absolutely fantastic when you don't need it (because you can see). Quite a toy - thought it might be useful for inadvertant IMC - making a U-turn in those Scottish Glens - though never had the occasion to need it for that.
There is one flaw, however, that I noticed: No rendering for trees!
Perhaps the finding of the enquiry will be that the absence of rendering of trees in the software led directly to the impact.


Joined: Jun 2016
Aviation Qualifications: CPL
Posts: 1,318
Likes: 387
From: Brantisvogan
Bell Ringer
I have synthetic Vision on my Flymap L. Absolutely fantastic when you don't need it (because you can see). Quite a toy - thought it might be useful for inadvertant IMC - making a U-turn in those Scottish Glens - though never had the occasion to need it for that.
There is one flaw, however, that I noticed: No rendering for trees!
Perhaps the finding of the enquiry will be that the absence of rendering of trees in the software led directly to the impact.
I have synthetic Vision on my Flymap L. Absolutely fantastic when you don't need it (because you can see). Quite a toy - thought it might be useful for inadvertant IMC - making a U-turn in those Scottish Glens - though never had the occasion to need it for that.
There is one flaw, however, that I noticed: No rendering for trees!
Perhaps the finding of the enquiry will be that the absence of rendering of trees in the software led directly to the impact.
Obstacle coverage is severely limited globally.

Joined: Apr 2000
Aviation Qualifications: ATP+Mil
Posts: 10,959
Likes: 1,814
From: EGDC
Unfortunately people don't realise there are no trees, towers, buildings, wires or obstacles.
Obstacle coverage is severely limited globally.
Obstacle coverage is severely limited globally.


Joined: Oct 1999
Aviation Qualifications: ATPL
Posts: 7,373
Likes: 931
From: Den Haag
Originally Posted by [email protected]
See the SAR Ireland crash for proof that a navigation database is only as good as the information put into it.

Joined: Jun 2004
Posts: 646
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From: Europe
In fairness (to Honeywell at least) an EGPWS database is not intended for navigation, and certainly not meant to have the granularity required to have a 200 ft 'rock in the ocean' in it. The database is primarily aimed at the FW world, and the market size of the RW world renders the cost of providing this level of fine detail, globally, prohibitive

Joined: Nov 2006
Posts: 1,951
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From: After all, what’s more important than proving to someone on the internet that they’re wrong? - Manson
Airbus RFM Helionix -
Synthetic Vision System (SVS, optional)
WARNING • THE SVS ONLY DISPLAYS OBSTACLES WHICH ARE INCLUDED IN THE HTAWS DATABASE.
• A GROUP OF OBSTACLES IS SOMETIMES PRESENTED ONLY BY A SINGLE "GROUP" OBSTACLE IN THE HTAWS DATABASE. IN THIS
CASE, THE INDIVIDUAL OBSTACLES WILL NOT APPEAR AT THE CORRECT LOCATION ON THE SVS.
CAUTION THE SVS DOES NOT DISPLAY ANY LINE OBSTACLES (CABLES, WIRES, LINES).
The Synthetic Vision System (SVS) is intended to increase the pilot's situation awareness in VFR and IFR.
Use of the SVS does not change the rules and minima for VFR and IFR (i.e. no operational credit shall be claimed).
Navigation and terrain avoidance shall not be based upon SVS information. In VFR, the pilot shall use external references:
in IFR, the pilot shall use the published procedures.
Simultaneous display of SVS on all MFDs is prohibited.
WARNING • THE SVS ONLY DISPLAYS OBSTACLES WHICH ARE INCLUDED IN THE HTAWS DATABASE.
• A GROUP OF OBSTACLES IS SOMETIMES PRESENTED ONLY BY A SINGLE "GROUP" OBSTACLE IN THE HTAWS DATABASE. IN THIS
CASE, THE INDIVIDUAL OBSTACLES WILL NOT APPEAR AT THE CORRECT LOCATION ON THE SVS.
CAUTION THE SVS DOES NOT DISPLAY ANY LINE OBSTACLES (CABLES, WIRES, LINES).
The Synthetic Vision System (SVS) is intended to increase the pilot's situation awareness in VFR and IFR.
Use of the SVS does not change the rules and minima for VFR and IFR (i.e. no operational credit shall be claimed).
Navigation and terrain avoidance shall not be based upon SVS information. In VFR, the pilot shall use external references:
in IFR, the pilot shall use the published procedures.
Simultaneous display of SVS on all MFDs is prohibited.

Joined: Jun 2004
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From: Europe






