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Search: Posts Made By: cncpc
Showing results 1 to 35 of 74
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Forum: Rotorheads
3rd May 2017, 04:45
Replies: 2,047
Views: 1,307,918
Posted By cncpc

I think that is because there is another...

I think that is because there is another Blackrock light, I believe in Sligo. So to differentiate. Is there a BLKSO?
Forum: Rotorheads
26th Apr 2017, 17:01
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Thanks, BP. Assuming they were proceeding...

Thanks, BP.

Assuming they were proceeding in low vis under a stratus layer with a base below the light, if the layer might have been disrupted in the immediate area of the rock with that...
Forum: Rotorheads
26th Apr 2017, 02:53
Replies: 2,047
Views: 1,307,918
Posted By cncpc

A lighthouse doesn't shine through fog. That's...

A lighthouse doesn't shine through fog. That's why they are located with foghorns.
Forum: Rotorheads
25th Apr 2017, 23:26
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Other than vessels, if there were any, no other...

Other than vessels, if there were any, no other surface lighting visible at a best viz of 7 km., or even higher ground near Blacksod light, certainly not Blacksod light. High ground intervenes.
...
Forum: Rotorheads
24th Apr 2017, 06:03
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Is that because other jurisdictions, i.e. UK and...

Is that because other jurisdictions, i.e. UK and Ireland, require all night flight to be IFR, or is that just an over water rule.

There is legal night VFR in Canada and US, I think France and...
Forum: Rotorheads
24th Apr 2017, 03:02
Replies: 2,047
Views: 1,307,918
Posted By cncpc

The operative presumption was that there are no...

The operative presumption was that there are no obstacles at 200 over the sea. Because if there are obstacles, if you presume they are there, and its dark, then you should be higher than any obstacle...
Forum: Rotorheads
24th Apr 2017, 01:44
Replies: 2,047
Views: 1,307,918
Posted By cncpc

I think the approaches differ in several ways....

I think the approaches differ in several ways. Because of the limited range of helicopters, I expect that alternates are fewer than for fixed wing. The missed may be structured differently. In some...
Forum: Rotorheads
23rd Apr 2017, 21:26
Replies: 2,047
Views: 1,307,918
Posted By cncpc

That is an excellent approach, but in order to be...

That is an excellent approach, but in order to be fully developed, it requires access to rather masssive amounts of information. Practically, only a national investigative agency would have the power...
Forum: Rotorheads
23rd Apr 2017, 21:17
Replies: 2,047
Views: 1,307,918
Posted By cncpc

No, no mention. It's an assumption that the...

No, no mention.

It's an assumption that the ceiling was a stratified uniform layer, but it may not have been. If they did see lights, it may have been before the CVR part released. If they...
Forum: Rotorheads
23rd Apr 2017, 15:42
Replies: 2,047
Views: 1,307,918
Posted By cncpc

They must have believed they were VMC. ...

They must have believed they were VMC.

There are a couple of townlands, Glosh and Nakil, along a road running north south about 2.5 miles west of Blacksod up on a rise of land up to 150 feet ASL....
Forum: Rotorheads
23rd Apr 2017, 15:16
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Emerald Islander confirms your view of what...

Emerald Islander confirms your view of what likely happened, Crab.

First time in, entered that procedure at BKSDC.
Forum: Rotorheads
23rd Apr 2017, 06:53
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Wouldn't you think that was what R118 actually...

Wouldn't you think that was what R118 actually did 90 minutes later, Crab?
Forum: Rotorheads
23rd Apr 2017, 03:22
Replies: 2,047
Views: 1,307,918
Posted By cncpc

I was referring to GOULI's analysis summary, some...

I was referring to GOULI's analysis summary, some of which you have already correctly commented on.

Referring to that drawing as an "...approach plate" perpetuates the myth that took the crew in...
Forum: Rotorheads
23rd Apr 2017, 02:21
Replies: 2,047
Views: 1,307,918
Posted By cncpc

With respect, no, not as simple as that.

With respect, no, not as simple as that.
Forum: Rotorheads
21st Apr 2017, 04:16
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Not sure it led to complacency. For now, it is at...

Not sure it led to complacency. For now, it is at the core of issues as most see it here. The investigation may identify what issues led to this failing to provide a safe procedure when it was...
Forum: Rotorheads
20th Apr 2017, 23:11
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Red5ive... That newstalk interview was...

Red5ive...

That newstalk interview was painful. The "expert" obviously isn't keeping in touch with this thread.

E.g. he says they couldn't see the light because they were too high and the light...
Forum: Rotorheads
20th Apr 2017, 22:34
Replies: 2,047
Views: 1,307,918
Posted By cncpc

In the scenario I subscribe to and which is sort...

In the scenario I subscribe to and which is sort of generally accepted, that route was originally drawn up as a service/transit route between the two helipads. Support for that seemed to be that...
Forum: Rotorheads
20th Apr 2017, 21:10
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Thanks, DB. You make your points well. I...

Thanks, DB. You make your points well.

I wasn't so much challenging what you had said prior, because my own comments can be taken as a crew error view as well. I was actually asking what you would...
Forum: Rotorheads
20th Apr 2017, 18:07
Replies: 2,047
Views: 1,307,918
Posted By cncpc

The RADALT warning came when they passed over the...

The RADALT warning came when they passed over the Carraigs. The captain knew what they were. She didn't know that from the guide "plate" because that doesn't have them. She is looking at a moving map...
Forum: Rotorheads
19th Apr 2017, 20:39
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Is there a possibility that one of the back crew...

Is there a possibility that one of the back crew members was in the door and eyeballed the rock and that led to the turn suggestion, or do we know for a fact that something on the FLIR gear led to...
Forum: Rotorheads
19th Apr 2017, 19:09
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Radar is for the purpose of avoiding objects at...

Radar is for the purpose of avoiding objects at the same height as you are flying at, or near to it as to be a danger.

A properly designed IFR approach achieves the same thing, much simpler, and...
Forum: Rotorheads
19th Apr 2017, 17:12
Replies: 2,047
Views: 1,307,918
Posted By cncpc

I wasn't referring specifically to the...

I wasn't referring specifically to the groundspeed issue or to the numbers in that poster's calculations.
Forum: Rotorheads
19th Apr 2017, 16:11
Replies: 2,047
Views: 1,307,918
Posted By cncpc

There are some numbers in the report that don't...

There are some numbers in the report that don't quite add up, but not significant to understanding this.
Forum: Rotorheads
19th Apr 2017, 07:04
Replies: 2,047
Views: 1,307,918
Posted By cncpc

We don't really know what the cloud base was at,...

We don't really know what the cloud base was at, or what level of cloud coverage there was, or how thick the bottom layer was. It was a full moon that night. The presumed weather is based on a...
Forum: Rotorheads
18th Apr 2017, 20:29
Replies: 2,047
Views: 1,307,918
Posted By cncpc

International pilot groups are highly critical of...

International pilot groups are highly critical of the publication of the CVR in the prelim report.

It is said that the conversations do not contribute to any understanding of the causes of the...
Forum: Rotorheads
18th Apr 2017, 19:51
Replies: 2,047
Views: 1,307,918
Posted By cncpc

How would you have flown it? Specifically, could...

How would you have flown it? Specifically, could you, not would you, have made the same mistake with what you were given in the cockpit, information wise? Factor in that you started the mission with...
Forum: Rotorheads
18th Apr 2017, 19:48
Replies: 2,047
Views: 1,307,918
Posted By cncpc

If I remember, the report says they had left 4000...

If I remember, the report says they had left 4000 for 2500, probably after clearing Achill, and were likely at 2500 abeam Blackrock. Reasonable they would have seen something at 2500, if they were...
Forum: Rotorheads
18th Apr 2017, 19:35
Replies: 2,047
Views: 1,307,918
Posted By cncpc

On APBSS, what are those red circles with numbers...

On APBSS, what are those red circles with numbers in them?
Forum: Rotorheads
18th Apr 2017, 19:29
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Simple fix for the future? Lose leg 1 from...

Simple fix for the future?

Lose leg 1 from the diagram. Make BKSDA the IAF. Procedure turn right at MSA and descending after IAF to 2000. Balance unchanged other than putting in crossing altitudes...
Forum: Rotorheads
18th Apr 2017, 18:48
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Yes, it is, as it turns out. That does not mean...

Yes, it is, as it turns out. That does not mean the crew were aware that it was a waypoint that was located with a rock sticking 300 feet out of the ocean. They very clearly were not.

In answer to...
Forum: Rotorheads
17th Apr 2017, 16:35
Replies: 2,047
Views: 1,307,918
Posted By cncpc

It's likely the light was in cloud.

It's likely the light was in cloud.
Forum: Rotorheads
16th Apr 2017, 20:23
Replies: 2,047
Views: 1,307,918
Posted By cncpc

It's in uncontrolled airspace, so yes, you have...

It's in uncontrolled airspace, so yes, you have to have some means of making an approach.

So let's say they have such a permission, which I don't doubt, what happens when they come over land in...
Forum: Rotorheads
16th Apr 2017, 18:23
Replies: 2,047
Views: 1,307,918
Posted By cncpc

If you center the 25 miles on Blacksod, it seems...

If you center the 25 miles on Blacksod, it seems the determining height is on Achill, so probably 3100 if the criteria is 1000 above. They came across at 4000.

If a real IFR approach were to be...
Forum: Rotorheads
16th Apr 2017, 08:41
Replies: 2,047
Views: 1,307,918
Posted By cncpc

Nonsense. Obsessed? I'm not obsessed at...

Nonsense. Obsessed?

I'm not obsessed at all. It is a VFR arrival departure procedure from helipad to helipad. I have no idea why you don't want to admit that, yet you make the strongest argument...
Forum: Rotorheads
16th Apr 2017, 06:23
Replies: 2,047
Views: 1,307,918
Posted By cncpc

A girl... It is a complex question on why...

A girl...

It is a complex question on why they "...ended up where they did". I think that what some of us think about this "route" answers the question of why in hell a letdown procedure was...
Showing results 1 to 35 of 74
 
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