Search found 667 matches

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by kalvado
Sun Aug 12, 2018 1:49 pm
Forum: Technical/Operations
Topic: Should Airport employees have mental evaluations before starting work?
Replies: 63
Views: 3294

Re: Should Airport employees have mental evaluations before starting work?

If anything... I think bus drivers are on average much safer than regular drivers because they are not driving drunk - drunk bus driver would be caught when checking in or by passengers. Similarly, best thing for mental health is not formal medical evaluation, but a bit more attention from people ar...

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by kalvado
Sun Aug 12, 2018 12:50 pm
Forum: Technical/Operations
Topic: Why do you need to have an engine logbook when you have aircraft logbook already?
Replies: 9
Views: 855

Re: Why do you need to have an engine logbook when you have aircraft logbook already?

Engines can be removed, overhauled, and reinstalled on a different aircraft. The engine maintenance history needs to follow the engine. But what about other parts which can be moved between aircraft? Possibly, engine is the most complex "part" of an aircraft, which cannot be readily diagn...

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by kalvado
Sun Aug 12, 2018 4:40 am
Forum: Technical/Operations
Topic: Why do you need to have an engine logbook when you have aircraft logbook already?
Replies: 9
Views: 855

Re: Why do you need to have an engine logbook when you have aircraft logbook already?

Two different pieces of equipment—the engine has it own set of limits, different certification and production certificates. The engine can be removed, replaced or have an AD against. GF Like many other parts which have their own set of limits, different certification and production certificates. Ar...

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by kalvado
Fri Aug 10, 2018 3:18 pm
Forum: Technical/Operations
Topic: V1 question
Replies: 18
Views: 1380

Re: V1 question

V1 & Vr would be the same There was a heated discussion here... There was a case when a turboprop (ATR or Dash, iif I remember correctly) took off from YYZ long runway, discovered control problems right after rotation, landed back on a runway and came to to a safe stop before the end of runway....

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by kalvado
Fri Aug 10, 2018 2:38 pm
Forum: Technical/Operations
Topic: V1 question
Replies: 18
Views: 1380

Re: V1 question

V1 & Vr would be the same There was a heated discussion here... There was a case when a turboprop (ATR or Dash, iif I remember correctly) took off from YYZ long runway, discovered control problems right after rotation, landed back on a runway and came to to a safe stop before the end of runway....

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by kalvado
Thu Aug 09, 2018 2:18 pm
Forum: Civil Aviation
Topic: France re-opens MH370 investigation amid claims of a Malaysian coverup
Replies: 88
Views: 17939

Re: France re-opens MH370 investigation amid claims of a Malaysian coverup

I was a little puzzled by this statement in the report. What more could Boeing really do? Parts like Flaperons are swapped out all the time by airlines and would need to be tracked by the airline. When a part is removed the maintenance records will say something like P/N XY123 S/N QWE345 removed S/...

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by kalvado
Wed Aug 08, 2018 10:21 pm
Forum: Non-Aviation
Topic: Saudia suspends Canada service
Replies: 98
Views: 14158

Re: Saudia suspends Canada service

I wonder how much of Canada's CAD$1.8 trillion public debt is held in a gulf....

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by kalvado
Mon Aug 06, 2018 4:41 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

Pilots have background checks. They have medicals. They have peers who can report them if they have suspicions. That didn't stop LAM, Germanwings, possibly MH370. However all of the training in the world doesn't help when someone goes rogue on you and there's no way to stop them. I 100% agree with ...

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by kalvado
Mon Aug 06, 2018 2:27 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

It's not about 'handling' a suicidal pilot though. It's about one person not being able to completely lock themselves in and take a plane down. If there's nobody else with them then there is nothing you can do. The door cannot be breached. Emergency codes don't work if the suicidal one has locked t...

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by kalvado
Mon Aug 06, 2018 2:41 am
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

GalaxyFlyer wrote:
Pilots fail for a lot of reasons beyond suicide.

GF

And as soon as pilots are not trusted... You cannot have a cake and eat it too.
Are there still SIDA badges issued for the pilots? Because, you know, pilots fail for a lot of reasons.. And that crash axe.. Need to do something about it!

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by kalvado
Mon Aug 06, 2018 1:47 am
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

Riiiight - because there's never been a case of the crew saving a doomed airliner. :roll: Never been a software bug on a certified airliner, neither has there been a gap in ATC coverage. More like I am just extrapolating concepts being discussed to an extreme. There seems to be a type of unlikely e...

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by kalvado
Sun Aug 05, 2018 8:04 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

Egyptair 990, too. As I pointed out, by locking one pilot behind a door that cannot be opened from the cabin (due to concerns terrorists could force an crew member to open it) you have created a single point of failure, a point of failure commonly believed to have a risk of 1 x 10E-5. Would you acc...

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by kalvado
Sun Aug 05, 2018 1:23 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

Many psychologists won't agree to you here. Someone in depression, ready to ditch the plane taking all lifes, doesn't necessarily has the readyness to fight physically, let alone see someone go away in front of his eyes. Those are two different pair of shoes, nevermind if he has 80kgs or 120kgs. So...

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by kalvado
Sat Aug 04, 2018 8:43 pm
Forum: Technical/Operations
Topic: How much will it cost to repair this APU?
Replies: 10
Views: 1393

Re: How much will it cost to repair this APU?

Preliminary estimate from just one exterior picture: More than $1 and less than $5M. Inspect, Replace or Repair: Apu and associated components *Rudder *Fin rear spar *Rudder actuators *Rudder control cables and quadrants Tail cone Exhaust pipe Stainless steel shroud around tail pipe Forward fire wa...

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by kalvado
Fri Aug 03, 2018 10:13 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

From a rough estimate, pilot having heart attack while the second one goes to a lav is less probable that dual independent engine failure on a twin.... So two person rule and 4 engines 4 long haul! Perhaps, but there are clear economic disincentives for going back to 4 engines. What are the economi...

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by kalvado
Fri Aug 03, 2018 10:09 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

At the airline I worked at, post-9/11 cockpit doors, it was company policy to always have two crew members in the cockI cpit purely for the reason of should the remaining pilot on the flight deck become incapacitated, there would be someone there to open the door for the other pilot. In fact, pilot...

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by kalvado
Fri Aug 03, 2018 3:16 pm
Forum: Technical/Operations
Topic: Two Crew in Cockpit Rule Ending
Replies: 62
Views: 5702

Re: Two Crew in Cockpit Rule Ending

At the airline I worked at, post-9/11 cockpit doors, it was company policy to always have two crew members in the cockpit purely for the reason of should the remaining pilot on the flight deck become incapacitated, there would be someone there to open the door for the other pilot. In fact, pilot su...

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by kalvado
Fri Aug 03, 2018 1:13 pm
Forum: Technical/Operations
Topic: Can a plane be maintained to fly indefinitely?
Replies: 35
Views: 2852

Re: Can a plane be maintained to fly indefinitely?

Every single part of an aircraft can be replaced, in principle. There no principle about it. It has been done with enough time. Which, of course, begs the question: if you replace every single part of an aircraft, are you really flying the original aircraft? Yes its the same because the if the data...

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by kalvado
Tue Jul 31, 2018 1:41 pm
Forum: Civil Aviation
Topic: Should the government regulate minimum seating space
Replies: 130
Views: 4642

Re: Should the government regulate minimum seating space

Flying public is generally the same group of people any other business is dealing with. For some reason, though, most other businesses deal with valued customers - as opposed to cheap public. I wonder why is that? Because you're on an aviation message board full of people that like to whine about a...

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by kalvado
Tue Jul 31, 2018 1:27 pm
Forum: Civil Aviation
Topic: Atlas Air bends a 767
Replies: 118
Views: 30902

Re: Atlas Air bends a 767

A bit more of a repair question:
Are we talking about repair of permanent deformation or just a buckle? Is there some shape-restoration shape involved with the damage like that?

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by kalvado
Mon Jul 30, 2018 9:08 pm
Forum: Civil Aviation
Topic: Georgia governor suspends fuel tax to avoid penalizing Delta at Atlanta hub
Replies: 52
Views: 6933

Re: Georgia governor suspends fuel tax to avoid penalizing Delta at Atlanta hub

thats how the world spins, just like it was pure politics when Cagle put the tax in place. Good for Delta. Youre reaching too hard. Taxes are where we as a society get our revenue to have things like roads and schools. Why shouldnt DL or any other carrier pay their fair share? Except the whole thin...

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by kalvado
Fri Oct 13, 2017 12:17 pm
Forum: Civil Aviation
Topic: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine
Replies: 684
Views: 187974

Re: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine

While the root cause has not been found yet, FAA wants all engines to be inspected. U.S. air-safety regulators have issued an emergency order requiring airlines to inspect engines on roughly 120 Airbus A380 superjumbo jets world-wide, prompted by an engine that violently broke apart during an Air F...

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by kalvado
Tue Oct 10, 2017 11:44 am
Forum: Civil Aviation
Topic: Boeing, MRJ affected by falsified inspection report on metal supplied by Kobe Steel
Replies: 6
Views: 2535

Re: Boeing, MRJ affected by falsified inspection report on metal supplied by Kobe Steel

Toyota and their brakes story?
I don't think I saw full investigation report, only personal account of the guy who was going through it. Overall story is on par with Home Depot fasteners for 787...

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by kalvado
Mon Oct 09, 2017 9:11 pm
Forum: Civil Aviation
Topic: DOT seeks terminate 19 communities from EAS program.
Replies: 127
Views: 18515

Re: DOT seeks terminate 19 communities from EAS program.

Absolutely. People claim it brings new industry and business to a town with air service. I'd love to see some proof that cities with EAS are positively affected. There has been a massive amount of research on this. In 1979 I did my graduate thesis on this very topic. That said, in 2017 a $600 per p...

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by kalvado
Sun Oct 08, 2017 2:19 am
Forum: Technical/Operations
Topic: Rejected take off after V1
Replies: 12
Views: 3409

Re: Rejected take off after V1

Didn’t we have this discussion a month ago? And again last year..and the year before that? Yawn. Those who fly for a living may not realize that - but entire idea that being airborne means being safe is pretty counter-intuitive for the rest of the world. So this would keep coming up over and over a...

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by kalvado
Thu Oct 05, 2017 6:28 pm
Forum: Civil Aviation
Topic: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine
Replies: 684
Views: 187974

Re: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine

lowbank wrote:
I am fairly sure there will be some very high level discussions going on.

Of course there will be; but inspecting other engines for signs of similar failure has to be part of it regardless. After all, discussion must be based on some data - and if data says engines got some problems...

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by kalvado
Thu Oct 05, 2017 5:12 pm
Forum: Civil Aviation
Topic: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine
Replies: 684
Views: 187974

Re: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine

They may have already ruled in or out material fatigue failure. It's a very obvious failure mode if the crack has not been too damaged during the failure event. What surprises me is, if they thought it was that, I would have expected immediate inspections either to be done voluntarily or if not be ...

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by kalvado
Thu Oct 05, 2017 5:07 pm
Forum: Civil Aviation
Topic: Another First Step: Electric Hybrid mostly (but Autonomous in Mind) Plane
Replies: 2
Views: 533

Re: Another First Step: Electric Hybrid mostly (but Autonomous in Mind) Plane

Well, they are on their way to successfully completing the project. Work is mostly done - all they need to do is to actually build and certify the plane...

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by kalvado
Sat Sep 30, 2017 1:02 pm
Forum: Technical/Operations
Topic: Function of tailcone
Replies: 8
Views: 2489

Re: Function of tailcone

And how do they deal with the cone on a runway? If the thing just left hanging on a cable and catches up with the aircraft during landing or rejected takeoff... I doubt anyone would allow that to happen...

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by kalvado
Wed Sep 27, 2017 6:36 pm
Forum: Civil Aviation
Topic: EasyJet puts its weight behind plans for electric planes
Replies: 28
Views: 2121

Re: EasyJet puts its weight behind plans for electric planes

Just to clarify, the concept does not involve single-use disposable batteries . The batteries would be swappable so they don't have to be quick-charged during turnarounds, thus preserving battery life (in terms of cycles). A lot of the other objections to electrical power are equally applicable to ...

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by kalvado
Wed Sep 27, 2017 2:55 pm
Forum: Civil Aviation
Topic: EasyJet puts its weight behind plans for electric planes
Replies: 28
Views: 2121

Re: EasyJet puts its weight behind plans for electric planes

The other problem with batteries is that however it is done to impart the initial charge, and any subsequent recharge, is much more costly than burning of oil directly. Most electricity sells for at least 4 times the cost of the base fuel to pay for the inefficiencies of conversion to electricity a...

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by kalvado
Wed Sep 27, 2017 2:42 pm
Forum: Civil Aviation
Topic: EasyJet puts its weight behind plans for electric planes
Replies: 28
Views: 2121

Re: EasyJet puts its weight behind plans for electric planes

I disagree on your generalization that its more efficient to manufacture and pump a liquid over a solid, by orders of magnitude. I would say the comparison depends entirely on the liquid and the solid involved. In a number of cases various solids can be cheaper than liquids. However, in the case of...

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by kalvado
Tue Sep 26, 2017 11:33 am
Forum: Civil Aviation
Topic: SAS pilot taken with high alcohol level - must meet in court
Replies: 20
Views: 4091

Re: SAS pilot taken with high alcohol level - must meet in court

0.2?? Is that Norwegian or SK limit? Everywhere else it is a round zero. That's not true. .04 is the max in the USA to be impaired. Most airlines though use .02. Some though including my employer have a 0 tolerance policy. Well I would then say most have a 0, at least here in Europe. Which is just ...

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by kalvado
Sat Sep 09, 2017 2:05 pm
Forum: Civil Aviation
Topic: Airlines Handling Fares During Natural Disasters
Replies: 71
Views: 7724

Re: Airlines Handling Fares During Natural Disasters

I see that at least Delta seems to have upped capacity. Otherwise you keep providing mainly excuses. I am pretty sure bookings started to go up when the hurricane was announced, so we do not talk about next day or same day tickets only. Nobody talks about evacuating 6,5 million people by air, South...

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by kalvado
Sat Sep 09, 2017 11:57 am
Forum: Civil Aviation
Topic: Airlines Handling Fares During Natural Disasters
Replies: 71
Views: 7724

Re: Airlines Handling Fares During Natural Disasters

Is nobody talking capacity here? The response in a market driven situation should see capacity rising when prices are rising. Are the number of seats before a disaster strikes a fixed quantity? Where are the added flights or upgauging of frames used? Where are the charter flights? The point is that...

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by kalvado
Sat Sep 09, 2017 8:57 am
Forum: Civil Aviation
Topic: Airlines Handling Fares During Natural Disasters
Replies: 71
Views: 7724

Re: Airlines Handling Fares During Natural Disasters

What you guys should really be advocating for is the us military and guard flying evacuation c17s and c130s at no cost. This is what department of state says regarding evacuation from a foreign country in case of crisis: Will the U.S. government pay for my travel? How much will it cost? Departure a...

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by kalvado
Fri Sep 08, 2017 9:33 pm
Forum: Civil Aviation
Topic: Airlines Handling Fares During Natural Disasters
Replies: 71
Views: 7724

Re: Airlines Handling Fares During Natural Disasters

What you guys should really be advocating for is the us military and guard flying evacuation c17s and c130s at no cost. This is what department of state says regarding evacuation from a foreign country in case of crisis: Will the U.S. government pay for my travel? How much will it cost? Departure a...

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by kalvado
Fri Sep 08, 2017 8:39 pm
Forum: Civil Aviation
Topic: Airlines Handling Fares During Natural Disasters
Replies: 71
Views: 7724

Re: Airlines Handling Fares During Natural Disasters

One can also remember that in a truly life threatening situation during Alberta fires, WS and AC did setup an airbridge to evacuate people on their own dime. However, that was a significantly different situation - relatively small group completely cut off from any other evacuation option and under i...

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by kalvado
Sun Sep 03, 2017 12:37 am
Forum: Technical/Operations
Topic: Airport Weighing Scales for Airliners
Replies: 45
Views: 3953

Re: Airport Weighing Scales for Airliners

where that weight is distributed on board. Is there ever a case - or a contingency plan for a case - where pax/bags weight fluctuations move a plane into dangerous CoG territory? I can think of two incidents. There was the 747 crash in Bagram where a bunch of armoured trucks/MRAPs tore themselves l...

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by kalvado
Sat Sep 02, 2017 5:31 am
Forum: Technical/Operations
Topic: Airport Weighing Scales for Airliners
Replies: 45
Views: 3953

Re: Airport Weighing Scales for Airliners

So back to the OP's idea, weigh each airplane after it loads. Each plane would have to be towed or taxied on to the three large scales like they have at truck stops. As a mechanic I've weighed a bunch of aircraft so we will ignore all the getting the plane to the right level mark for this experimen...

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by kalvado
Fri Sep 01, 2017 12:06 pm
Forum: Technical/Operations
Topic: Airport Weighing Scales for Airliners
Replies: 45
Views: 3953

Re: Airport Weighing Scales for Airliners

As far as I remember, there was some development for scales integrated in landing gear - but system never became fully operational. Most likely old good cost-benefit doesn't add up for airlines, and problem is not serious enough to get regulators worried. I suspect that things may be reconsidered wh...

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by kalvado
Thu Aug 31, 2017 12:12 pm
Forum: Civil Aviation
Topic: Water bomber hits boat on takeoff (video)
Replies: 25
Views: 9086

Re: Water bomber hits boat on takeoff (video)

Crappy video that shows nothing, but yeah it got smacked lol. So obviously they landed without incident I presume. Probably just busted up a fiberglass wingtip cover! Picture in second link shows a wing float is gone. Could become serious if they would try to refill after this instead of landing on...

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by kalvado
Wed Aug 30, 2017 4:30 pm
Forum: Civil Aviation
Topic: First Southwest 737 MAX Delivered
Replies: 52
Views: 12264

Re: First Southwest 737 MAX Delivered

As far as I remember, WN used slight modifications of livery to indicate type for ramp handling - something along the lines of red canoes on 700, grey on 300. Is that still used? And how would that work with MAX replacing classics?

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by kalvado
Sat Aug 26, 2017 12:56 am
Forum: Technical/Operations
Topic: A350 urgent EASA directive - hydraulic pump fire danger
Replies: 38
Views: 12330

Re: A350 urgent EASA directive - hydraulic pump fire danger

"The European Aviation Safety Agency (EASA) has issued an emergency airworthiness directive (AD), warning operators about a risk of the Airbus A350 hydraulic engine driven pump (EDP) overheating and causing a fire. EASA issued the AD because the A350’s hydraulic fluid cooling system is located...

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by kalvado
Tue Aug 22, 2017 5:34 pm
Forum: Civil Aviation
Topic: Bomb inside barbie doll for SYD-AUH flight
Replies: 16
Views: 5286

Re: Bomb inside barbie doll for SYD-AUH flight

A simple Google search provides numerous reports from a variety of news sites. I'm aware, but none that I've read thus far (even BBC or USAtoday) have any detail, they're just repeating that it happened. I really want to know HTF someone gets a bomb into something barely more than an inch wide. If ...

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by kalvado
Sun Aug 20, 2017 7:37 pm
Forum: Civil Aviation
Topic: Passengers sue Boeing for EK 521 crash
Replies: 93
Views: 19658

Re: Passengers sue Boeing for EK 521 crash

When designing an aircraft, one should also take into consideration that pilots are going to be landing after a sleepless layover and a 10 hour journey. At such moments, the cognitive capacity is strongly decreased and safety shouldn't be left at the mercy of a short lapse of judgement, regardless ...

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by kalvado
Thu Aug 10, 2017 7:38 pm
Forum: Civil Aviation
Topic: Chicago Tribune Writer Slams AA (and airlines in general)
Replies: 53
Views: 8222

Re: Chicago Tribune Writer Slams AA (and airlines in general)

Like so many other unrealistic and uninformed complaints about the airline industry, the "solution" to this "problem" is extremely simple. PAY MORE. Period. Well, if we were talking about ULCC, that is a reasonable statement. But some legacies seem to go "ULCC service, full...

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by kalvado
Thu Aug 10, 2017 11:46 am
Forum: Civil Aviation
Topic: DL 5508 Aborts Takeoff At ATL Due To Deflation Of Two Tires
Replies: 30
Views: 7053

Re: DL 5508 Aborts Takeoff At ATL Due To Deflation Of Two Tires

Airlines are quick to claim credit for service on their regional partners, and even quicker to run away and say it wasn't mainline's fault when something goes wrong. If they don't want the publicity make the airlines run their flights without the DL banner. It's not as 1-sided as you seem to believ...

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by kalvado
Wed Aug 09, 2017 8:03 pm
Forum: Civil Aviation
Topic: FAA bars AI 126 ORD-DEL from flying
Replies: 141
Views: 24996

Re: FAA bars AI 126 ORD-DEL from flying

It's a government agency doing its job. Aviation has a good safety record for a reason. People forget flying is inherently dangerous. What keeps you safe is adherence to those standards you complain about. A seatbelt may not seem like a big deal to you, but the level of neglect that AI shows toward...

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by kalvado
Wed Aug 09, 2017 2:27 pm
Forum: Civil Aviation
Topic: FAA bars AI 126 ORD-DEL from flying
Replies: 141
Views: 24996

Re: FAA bars AI 126 ORD-DEL from flying

DTW2HYD, first off Boeing doesn't report health data to the FAA. They only report the FAA items required that are related to safety events FAR 121.703. A seat belt tag is not something Boeing would get involved in http://www.risingup.com/fars/info/part121-703-FAR.shtm This type of issue is only fou...

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