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Search: Posts Made By: alf5071h
Showing results 1 to 35 of 1000
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Forum: Tech Log
22nd Mar 2024, 13:32
Replies: 8
Views: 1,687
Posted By alf5071h

Maverick, you must add the PAPI setup transition...

Maverick, you must add the PAPI setup transition angle between each beam to your assumptions.
Even then, whatever relationship you determine between PAPI and ILS, in practice when descending and...
Forum: Tech Log
21st Mar 2024, 09:38
Replies: 8
Views: 1,687
Posted By alf5071h

A quick web search could have directed you to a...

A quick web search could have directed you to a Wiki page; in particular see the external references:-
https://en.wikipedia.org/wiki/Precision_approach_path_indicator

PAPI is a very adaptable and...
Forum: Accidents and Close Calls
19th Mar 2024, 16:59
Replies: 1,950
Views: 929,178
Posted By alf5071h

Words

The recent discussion on the words plug, door, etc, prompted a search for the meaning or misuse of words in safety.

'Words mean something'
WORDS MEAN SOMETHING...
Forum: Military Aviation
18th Mar 2024, 15:22
Replies: 10,328
Views: 4,611,615
Posted By alf5071h

Supporting Ukraine is costly – but Europe should be clear on the risks

"With the European elections potentially bringing more Ukraine sceptics to the Parliament, securing further assistance for Ukraine will become more difficult. Despite the costs, Europeans must be...
Forum: Safety, CRM, QA & Emergency Response Planning
17th Mar 2024, 11:44
Replies: 36
Views: 7,700
Posted By alf5071h

'It works in practice, but not in theory'

A major problem with resilience depends on how it is defined; this is where training discussion starts from - as questioned in post #1.

The EASA view, and other individual training initiatives...
Forum: Accidents and Close Calls
17th Mar 2024, 11:22
Replies: 30
Views: 10,873
Posted By alf5071h

DTR2, et al The assumption is that the...

DTR2, et al

The assumption is that the design and certification standard of the Russian aircraft matched those of comparable western types; this may not be so.

A very enlightening 2 weeks...
Forum: Accidents and Close Calls
11th Jan 2024, 16:50
Replies: 1,950
Views: 929,178
Posted By alf5071h

"… Boeing jets (737-xxx) won't fly until safe...

"… Boeing jets (737-xxx) won't fly until safe ...."
"… are there more bolts that need "additional tightening" or are missing anywhere else on those aircraft ?"

Are there aircraft in service which...
Forum: Spectators Balcony (Spotters Corner)
10th Jan 2024, 16:51
Replies: 21
Views: 1,531
Posted By alf5071h

Do not over estimate, misjudge the risks from...

Do not over estimate, misjudge the risks from using max braking. The hazards are still there, but probably less than trying to juggle unfamiliar asymmetric reverse, high speed nose wheel steering,...
Forum: Accidents and Close Calls
10th Jan 2024, 06:54
Replies: 1,146
Views: 1,047,311
Posted By alf5071h

#1032 "The stop bars at each runway entry point...

#1032 "The stop bars at each runway entry point are not individually selectable, the set up is for low vis operations where all runway entry points are blocked."

This infers some reliance on...
Forum: Accidents and Close Calls
9th Jan 2024, 17:52
Replies: 1,146
Views: 1,047,311
Posted By alf5071h

Quick, positive safety action "Japan issues...

Quick, positive safety action

"Japan issues improved emergency measures following fatal plane collision at Haneda airport"
...
Forum: Accidents and Close Calls
9th Jan 2024, 14:50
Replies: 31
Views: 5,541
Posted By alf5071h

Uncertainty, unforeseen surprise

The greater hazard is in the unforeseen, and how we react.
With uncertainty, we, humans remain a hazard to ourselves - how we manage surprise.

This has always been so, but arguably reducing in...
Forum: Safety, CRM, QA & Emergency Response Planning
25th Oct 2023, 16:59
Replies: 27
Sticky Websites
Views: 138,264
Posted By alf5071h

Learning from normal work...

Learning from normal work...
Forum: Safety, CRM, QA & Emergency Response Planning
12th Oct 2023, 18:19
Replies: 27
Sticky Websites
Views: 138,264
Posted By alf5071h

Re #23 Core Principles of Human Performance,...

Re #23

Core Principles of Human Performance, no longer available

See - Human Performance and limitations EASA
https://www.easa.europa.eu/en/downloads/24223/en
...
Forum: Tech Log
21st Jun 2023, 07:05
Replies: 9
Views: 2,232
Posted By alf5071h

From a safety viewpoint - the risk of overruns is...

From a safety viewpoint - the risk of overruns is a significant statistic.

Use the configuration which gives the better distance margin; if wet, how wet, add additional distance margin for...
Forum: Tech Log
12th Jun 2023, 13:57
Replies: 16
Views: 4,137
Posted By alf5071h

vilas, … are these conditions mandatory or...

vilas, … are these conditions mandatory or advisory …

This depends on whether the operator is operating under EASA or FAA approval.

EASA (or equivalent) is a requirement - prior approval - the...
Forum: Tech Log
12th Jun 2023, 13:49
Replies: 16
Views: 4,137
Posted By alf5071h

John; a) I agree, but the FAA appears to...

John;

a) I agree, but the FAA appears to allow this, EASA not so.
If the FAA requires 50ft TCH then this implies a steeper approach; what approach guidance is required, stabilised approach, etc....
Forum: Tech Log
12th Jun 2023, 09:13
Replies: 16
Views: 4,137
Posted By alf5071h

Unable to address the specifics of the question,...

Unable to address the specifics of the question, but the FAA text appears to equate to similar EASA text. (CAT.POL.A.350 Approval of short landing operations).
However there are significant...
Forum: Military Aviation
11th Jun 2023, 10:29
Replies: 257
Views: 104,961
Posted By alf5071h

Does the book or similar reference consider an...

Does the book or similar reference consider an ejection via seat, but no parachute used; PB Hawk ejection, RAE Bedford circa 1979.
Forum: Rumours & News
6th Jun 2023, 16:05
Replies: 117
Views: 46,003
Posted By alf5071h

what next - FAR 25, thank-you. Thence if an...

what next - FAR 25, thank-you.

Thence if an alerting system was fitted, was it functional, was it adhered to ?

I recall that it was suspected that the Helios 737 audio alert was mistaken for...
Forum: Rumours & News
6th Jun 2023, 13:29
Replies: 117
Views: 46,003
Posted By alf5071h

Before considering extreme technical fixes for a...

Before considering extreme technical fixes for a particular accident, and without knowledge of the cause; question if FAR 23 GA aircraft have warning systems - visual and audio, as required by FAR 25...
Forum: Safety, CRM, QA & Emergency Response Planning
27th May 2023, 15:05
Replies: 1
Views: 708
Posted By alf5071h

One man's contribution to flight safety - CFIT ...

One man's contribution to flight safety - CFIT

GPWS, EGPWS, TAWS, RAAS, ROASS.


...
Forum: Accidents and Close Calls
3rd Apr 2023, 09:01
Replies: 148
Views: 28,455
Posted By alf5071h

Vessbot re #119. 'Stick and rudder skills' -...

Vessbot re #119.

'Stick and rudder skills' - like the FAA's 'more hand flying'; whereas the human aspects relate to the cognitive skills, the thinking required for flying. (Casner, NASA...
Forum: Accidents and Close Calls
29th Mar 2023, 15:14
Replies: 148
Views: 28,455
Posted By alf5071h

The dust has settled on this accident; time to...

The dust has settled on this accident; time to look at the residual patterns in this and other complex events.

Consider the human; not stick and rudder skills. The crew were qualified pilots; more...
Forum: Rumours & News
28th Mar 2023, 16:47
Replies: 283
Views: 126,186
Posted By alf5071h

The biggest assumption about communication is to assume its taken place

Many discussions use acronyms, but not everyone has the same understanding in their use.
MCAS - refers to a system (S), but the extent of that system may not be given explicitly.

Normally a...
Forum: Rumours & News
27th Mar 2023, 16:31
Replies: 1,128
Views: 475,345
Posted By alf5071h

"Systems are designed and constructed from...

"Systems are designed and constructed from components that are expected to fail.
As the complexity of a system increases, the accuracy of any single agent's (person's) own model of that system...
Forum: Rumours & News
23rd Mar 2023, 18:45
Replies: 1,128
Views: 475,345
Posted By alf5071h

The 'pain' of impending death appears to be...

The 'pain' of impending death appears to be unique to US law.

Many years ago, shortly after the law was introduced, as an expert witness to illustrate what might have been perceived and when -...
Forum: Safety, CRM, QA & Emergency Response Planning
22nd Mar 2023, 14:57
Replies: 27
Sticky Websites
Views: 138,264
Posted By alf5071h

A new section in Humanistic Systems - 'Albums and...

A new section in Humanistic Systems - 'Albums and EPs'. A collection of previous works linked via interactive pdf on a single page, by subject.
https://humanisticsystems.com/series/

Also link to...
Forum: Aviation History and Nostalgia
18th Mar 2023, 08:50
Replies: 80
Views: 11,841
Posted By alf5071h

DH 125 Jet Dragon - DH Venom wing ?

DH 125 Jet Dragon - DH Venom wing ?
Forum: Safety, CRM, QA & Emergency Response Planning
10th Mar 2023, 13:43
Replies: 36
Views: 7,700
Posted By alf5071h

Resilience Engineering news letter March 2023;...

Resilience Engineering news letter March 2023; aviation content.

https://www.resilience-engineering-association.org/wp-content/uploads/2023/03/REA_Newsletter14_March2023.pdf

Note:
Gitte Furdal...
Forum: Rumours & News
8th Mar 2023, 18:11
Replies: 283
Views: 126,186
Posted By alf5071h

td, :ok: well posted again, and again.

td, :ok:
well posted again, and again.
Forum: Tech Log
6th Mar 2023, 18:12
Replies: 8
Views: 1,698
Posted By alf5071h

The decision may have been influenced by the...

The decision may have been influenced by the debate about the setting of a high or low tail plane.

The high-tail, delta wing Javelin had many low speed problems. Many of the theorists (RAE) backed...
Forum: Accidents and Close Calls
26th Feb 2023, 13:44
Replies: 48
Views: 25,615
Posted By alf5071h

"We got it all, and we are still drooling into...

"We got it all, and we are still drooling into our oat meal as far as situational awareness goes, and cognition."

Everything is continually changing; we often forget about ourselves and the safety...
Forum: Tech Log
16th Dec 2022, 16:17
Replies: 3
Views: 885
Posted By alf5071h

Never heard of this one before..... Chip...

Never heard of this one before.....

Chip detector ?
Allowable particle count - keep monitoring.
Language is a wonderful tool, except where it is distorted (misused) by national culture,...
Forum: Rumours & News
15th Dec 2022, 16:07
Replies: 81
Views: 28,002
Posted By alf5071h

Steve, I wish your project well, particularly if...

Steve, I wish your project well, particularly if 'interested' parties can be encouraged to engage.

Unfortunately, I fear that the underlying problem is with the regulatory authorities. They seek...
Forum: Military Aviation
11th Dec 2022, 06:49
Replies: 16,445
Views: 18,131,871
Posted By alf5071h

"… why would anyone take time to make a video …" ...

"… why would anyone take time to make a video …"

Because from a viewpoint with hindsight it suggests that we do not understand the horror of war, no experience of such situations, and where every...
Showing results 1 to 35 of 1000
 
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