Search found 3129 matches

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by kalvado
Mon Jun 21, 2021 7:22 pm
Forum: Civil Aviation
Topic: FAA delays LGA Airtrain approval
Replies: 69
Views: 10891

Re: FAA delays LGA Airtrain approval

The future could be built there...NYC is living on trains from a century ago My aunt's step son is one of the engineers designing that system. He was showing me a video of a prefabricated tunnel being installed hydraulically under an existing roadway. Ironically the technique of inserting prefabric...

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by kalvado
Mon Jun 21, 2021 11:54 am
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

I reserve the right to come to my own conclusions my friend. I am guilty of nothing. As a passenger I will not book Tesla-Flights. "Feel free to stay at home" is a popular response on this forum. By the way, did you have your place inspected by a properly trained building inspector lately...

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by kalvado
Mon Jun 21, 2021 10:39 am
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

I had tried to elaborate on that above. A "study" might very well be some plan with a fixed desired result. Possibly motivated by cost pressure. To me it looks more like expecting very long bureaucratic processes that trigger beginning the administrative certification part way too early b...

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by kalvado
Sun Jun 20, 2021 6:30 pm
Forum: Civil Aviation
Topic: BA 787-8 Nosewheel collapse at LHR
Replies: 54
Views: 18334

Re: BA 787-8 Nosewheel collapse at LHR

I think going by the current lack of a door at 2L at all at the moment, the door was very much in the way!!! With 2L being open during the failure, it would be broken off very easy I suppose. Put the entire weight of the airplane on the door/hinges while being connecting to a jetway or airstairs, w...

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by kalvado
Fri Jun 18, 2021 9:05 pm
Forum: Civil Aviation
Topic: FAA delays LGA Airtrain approval
Replies: 69
Views: 10891

Re: FAA delays LGA Airtrain approval

According to wikipedia, "In February 2021, Miami mayor Francis Suarez revealed that [Elon] Musk had proposed to dig a two-mile tunnel under the Miami River for $30 million, within a six-month timescale, compared with $1 billion over four years estimated by the local transit authority.[81]"...

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by kalvado
Fri Jun 18, 2021 4:28 pm
Forum: Civil Aviation
Topic: FAA delays LGA Airtrain approval
Replies: 69
Views: 10891

Re: FAA delays LGA Airtrain approval

This is the problem with big cities. Once it gets to a certain point, building anything is almost impossible. There are lots of small towns with huge long runways and massive cities with tiny little runways that can never be extended. I don´t know if just building a tunnel the whole way is a possib...

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by kalvado
Fri Jun 18, 2021 12:14 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Pilot incapacitations are actually fairly frequent, the statistics show the majority of them occur due to food or drink consumed, next highest area is laser attacks. Depends on your definition of frequent, I suppose. The highest numbers I can find state that up to 4% of pilots experience medical is...

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by kalvado
Fri Jun 18, 2021 1:41 am
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

So what happens if, as you said, the one pilot might not have a spare hand to open the door. The what for ramp operations? Not sure what you're talking about, you've obviously got much better memory than I do. Extra hands? Same thing as happened before. https://www.seattletimes.com/nation-world/jap...

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by kalvado
Thu Jun 17, 2021 10:10 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

My question is...imagine the sole pilot goes "German Wings", decides to lock the cockpit and the co-pilot can't get there or take control fast enough? That's why I would push against this. Not only would the passengers die but the airline and Airbus would be hit with major lawsuits..from ...

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by kalvado
Thu Jun 17, 2021 8:49 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

And you want to go single-pilot with that possibility. Single-pilot for cruise. Where probability of such events is pretty low. This may actually help with overall safety as entire setup would require resting pilot to enter cockpit without delay while the other guy is busy. Would be interesting how...

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by kalvado
Thu Jun 17, 2021 8:30 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Then you follow the procedures that are in place to deal with it because presumably there would be procedures for that by now. Keyword is "by now". There is a non-negligible number of accidents where pilots had to struggle with controls effectively working no-SOP situation, or prepare for...

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by kalvado
Thu Jun 17, 2021 7:07 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Then you follow the procedures that are in place to deal with it because presumably there would be procedures for that by now. Keyword is "by now". There is a non-negligible number of accidents where pilots had to struggle with controls effectively working no-SOP situation, or prepare for...

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by kalvado
Thu Jun 17, 2021 4:45 pm
Forum: Civil Aviation
Topic: Hong Kong government will not renew work permit for Cathay expat cabin crew
Replies: 12
Views: 2963

Re: Hong Kong government will not renew work permit for Cathay expat cabin crew

Lots of businesses and countries all over the world benefit from ostarbeiter workers. Middle east, Norwegian crews, "undocumented immigrants" and H-1B workers in US, all cruise lines personell, etc etc etc. Those are disposable people, with little rights and no leverage in terms of negotia...

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by kalvado
Thu Jun 17, 2021 2:20 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Suppose you have a repeat of Qantas 32 after the pilot croaks. Then what. Suppose you have both engines fail on a 777 in the middle of the pacific. Then what. Suppose you have MCAS go crazy with just two pilots in the cockpit. Then what. Risk analysis. 1 in a billion flights scenario leading to a c...

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by kalvado
Thu Jun 17, 2021 9:16 am
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

What is actually interesting is, that the biggest point against single pilot is not the failure of automation but actually the failure of the single human doing something stupid. The second person in the cockpit is there to make sure the first does nothing stupid. At the moment pilot nr. 1 is there...

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by kalvado
Wed Jun 16, 2021 10:41 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

It seems to me that the inevitable March of technology was bound to raise this at some point. But it seems like an awful idea. You can’t trust only one human anymore than you can trust any other one system on a plane. Isn’t redundancy the basis of most flight safety? And if someone can monitor/cont...

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by kalvado
Wed Jun 16, 2021 6:06 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 E

Note this scenario is a single pilot flying while one or more pilots are resting on board. In the case of A350 the pilot rest area is in the forward part of the aircraft in the crown area of the fuselage. More likely that would be a first class seat for a quicker response. THat is a legitimate rest...

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by kalvado
Wed Jun 16, 2021 6:03 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Would be interesting to hear from passengers what they think about one pilot up front, alone. Inasmuch as I think it's inevitable that this is the direction human flight is going in, I think it's still a long ways off for commercial passenger flights. I could see it happening with cargo flights, bu...

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by kalvado
Wed Jun 16, 2021 4:39 pm
Forum: Civil Aviation
Topic: Unknown airfield in Turkmenistan ? 777LR
Replies: 9
Views: 2696

Re: Unknown airfield in Turkmenistan ? 777LR

It is not just new runway, a whole new airport. https://www.aviationpros.com/airports/news/21209372/main-construction-work-of-turkmenistans-airport-in-kerki-completed https://turkmenportal.com/en/blog/37399/the-opening-of-the-new-airport-in-kerki-is-scheduled-for-june-21 Some tests before the offici...

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by kalvado
Wed Jun 16, 2021 4:26 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Pro: the two events of pilot incapacitation or sudden death, and dangerous aircraft system failure, rarely coincide, especially during cruise. Rarely enough that the math is similar to ETOPS. Potentially, dual crew would only be needed for takeoff and approach. A crew of 2-3 could then cover any fl...

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by kalvado
Wed Jun 16, 2021 4:19 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Would be interesting to hear from long haul pilots what they think about being left in the cockpit alone for hours on end with not a whole lot to do and no one to talk to. Would be interesting to hear from passengers what they think about one pilot up front, alone. Inasmuch as I think it's inevitab...

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by kalvado
Wed Jun 16, 2021 3:40 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Sleep is pretty reliably detected by cheap fitness trackers, as motion and heartbeat. Dead-hand alertness buttons are there for ages. Full and undivided attention may be not realistic to ask anyway, instrument scan on periodic alert, periodically confirmed by some action is probably a more realisti...

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by kalvado
Wed Jun 16, 2021 3:26 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Right, even to cover the most basic issues it seems the system that detects inactivity would have to be pretty flawless and/or the pilot would have to ask for help at the earliest possible onset of any issue, and we know most human beings hate to ask for help.. I assume they can make sure help is s...

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by kalvado
Wed Jun 16, 2021 3:04 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

Right, even to cover the most basic issues it seems the system that detects inactivity would have to be pretty flawless and/or the pilot would have to ask for help at the earliest possible onset of any issue, and we know most human beings hate to ask for help.. I assume they can make sure help is s...

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by kalvado
Wed Jun 16, 2021 3:00 pm
Forum: Civil Aviation
Topic: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS
Replies: 254
Views: 20828

Re: CX Working With Airbus on Single-Pilot System for A350 With 2025 EIS

So a catastrophic, sudden and unpredictable event occurs and the resting pilot is just going to wake up, jump out of the bunk, maybe throw some pants on and be alert enough to handle the emergency? There’s a reason that most company SOPs stipulate a period of wakefulness (about 15minutes) before re...

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by kalvado
Mon Jun 14, 2021 5:43 pm
Forum: Civil Aviation
Topic: GE, Safran announce new airliner engine for the mid 2030s
Replies: 51
Views: 5777

Re: GE, Safran announce new airliner engine for the mid 2030s

I think the elimination of contra-rotating is a big breakthrough. Less mass, less complexity, less opportunity for a rotating assembly to fail. The picture in the thread starter shows the back row of blades are static guide vanes. It also leaves the door open for another engine manufacturer to comp...

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by kalvado
Fri Jun 11, 2021 6:02 pm
Forum: Civil Aviation
Topic: American Airlines invests in up to 350 eVTOLs
Replies: 47
Views: 7586

Re: American Airlines invests in up to 350 eVTOLs

What type of joke is this? First, you have United announcing plans to purchase supersonic aircraft, then you have American announcing electric aircraft. What is Delta up to next? Attracting forward looking investors with some bailout cash to burn. This $25M spending may pay off just from short term...

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by kalvado
Fri Jun 04, 2021 3:59 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 2145
Views: 224641

Re: Boeing CEO's Comments On Their Next Airplane

What are we looking at? IMO what we are looking at is the wrong approach, aiming at the market that the A321XLR has already saturated, instead of aiming for the gap above it. The article implies that the company is in no fiscal position to launch this any time soon, so I am not going to get too exc...

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by kalvado
Fri Jun 04, 2021 11:13 am
Forum: Civil Aviation
Topic: Reuters: The $15 billion jet dilemma facing Boeing's CEO
Replies: 105
Views: 15574

Re: Reuters: The $15 billion jet dilemma facing Boeing's CEO

I wonder if combination of jetbridge at the front door and stairs at the back door is a feasible option.
Those in wheelchairs get all possible comfort, those who are not afraid of rain get a chance to jump the queue.

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by kalvado
Tue Jun 01, 2021 8:46 pm
Forum: Civil Aviation
Topic: New York Times Story of Aviation CO2
Replies: 36
Views: 2599

Re: New York Times Story of Aviation CO2

Funny how the thread sidetracked into being conservative with money. Surely if you understand that, you can understand being conservative with the environment ? Being conservative with environment... It is a very broad statement. Most conservative approach, apparently, is eliminating effects of hug...

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by kalvado
Tue Jun 01, 2021 7:53 pm
Forum: Non-Aviation
Topic: Anonymous letter of Delta employee to a CEO.
Replies: 148
Views: 8799

Re: Anonymous letter of Delta employee to a CEO.

Not the most well written letter by any means, but I do agree with the general sentiment toward Bastian, DL, and other US airlines getting way too political over the last few years. Totally unnecessary and very likely counterproductive from a sales and marketing standpoint. I disagree on the sales/...

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by kalvado
Tue Jun 01, 2021 5:02 pm
Forum: Civil Aviation
Topic: New York Times Story of Aviation CO2
Replies: 36
Views: 2599

Re: New York Times Story of Aviation CO2

Offsets used to electrify the economy and accelerate wind/solar could be fairly tangible and transparent. Ground transportation has immense 'low hanging fruit'. Residence and commercial heating/cooling are another immense part of energy consumption. Concrete and steel production are another opportu...

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by kalvado
Fri May 28, 2021 3:41 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

You're conflating two things. There is due process for the law to determine if the incident warrants an assault conviction. As far as Southwest is concerned, they have a passenger conduct policy, and if in their view she violated it, that's it. There is zero connection to the criminal proceeding. J...

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by kalvado
Fri May 28, 2021 2:52 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

Assaulting an employee would be ground for refusal. Innocent until proven guilty in a court of law. You're conflating two things. There is due process for the law to determine if the incident warrants an assault conviction. As far as Southwest is concerned, they have a passenger conduct policy, and...

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by kalvado
Fri May 28, 2021 12:39 am
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

Can you show us the law that says that a private company has an obligation to provide service to everyone? Remember the signs "we have the right to refuse service", "no shirt, no shoes, no service" and the like? Are we talking about "no shirt" or ban by person? Airline...

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by kalvado
Thu May 27, 2021 9:47 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

As stated, as long as it’s not for legally discriminatory reasons (eg against a protected class) it’s allowed. The ACLU wouldn’t take up the case, and I’m not sure why you think the court of public opinion would take the side of someone accused (and probably convicted by time of trial) of punching ...

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by kalvado
Wed May 26, 2021 6:23 pm
Forum: Non-Aviation
Topic: Important Bridge in Memphis Shut Down by Crack
Replies: 44
Views: 2876

Re: Important Bridge in Memphis Shut Down by Crack

ummmm.... not even close. There are so many reasons why inspectors did not report the crack in the bridge. Maybe they were hung over? Maybe they were having side conversations? Maybe this is their second or third job? Maybe they were also on the budget committee? So many theories as to why the brid...

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by kalvado
Wed May 26, 2021 3:27 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

Any private business (like WN) has the right to refuse service to any customer for their actions as long as it is not based on bias against a federally protected class of people. Good luck winning cases like these. Bans imposed after a passenger was convicted in common court may be defensible. With...

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by kalvado
Wed May 26, 2021 2:48 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

You have got to be kidding me. An employee of the airline (a business) was brutally assaulted by a customer. There should be no option for attacker to fly ever again. No different from any other business having a no-trespass against someone. Should get a fine, jail time, and the ban. There is a dif...

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by kalvado
Wed May 26, 2021 1:52 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

Does SWA have a No Fly list? If yes, how about a lifetime ban? Just inches away from the mouth are your eyes.... thankfully they were damaged I don't understand the popularity of flight bans in this forum. Airlines aren't law enforcement agencies. Carriers aren't offering due process rights. The in...

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by kalvado
Wed May 26, 2021 1:29 pm
Forum: Civil Aviation
Topic: Southwest Airlines flight attendant loses two teeth after passenger assault
Replies: 123
Views: 16289

Re: Southwest Airlines flight attendant loses two teeth after passenger assault

Maybe this is a dumb question, but how does it work on an airline with open seating to identify an unruly passenger? How would Southwest know which name on the manifest is causing issues? Would they have to basically involve airport police upon arrival? I imagine this is an easier task on airlines ...

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by kalvado
Wed May 26, 2021 9:22 am
Forum: Non-Aviation
Topic: Important Bridge in Memphis Shut Down by Crack
Replies: 44
Views: 2876

Re: Important Bridge in Memphis Shut Down by Crack

Did the inspector overlook the crack because of lack of training? One theory could be that the inspector knew how much money shutting the bridge and repairing the crack would be so he said nothing because both states would balk at the price or simply kick the can down the road, make a temporary rep...

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by kalvado
Tue May 25, 2021 5:58 pm
Forum: Non-Aviation
Topic: Important Bridge in Memphis Shut Down by Crack
Replies: 44
Views: 2876

Re: Important Bridge in Memphis Shut Down by Crack

So there was no inflation or even setting the groundwork for inflation 2016-2020? Anything not to blame dear leader, I guess. But the most interesting thing is "both sides do it" and then you point out that both sides do NOT do it. Republicans were in control of government spending roughl...

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by kalvado
Mon May 24, 2021 6:55 pm
Forum: Civil Aviation
Topic: Self-flying planes
Replies: 10
Views: 1577

Re: Self-flying planes

It's all good until something goes wrong. If the electrical system fails would you be ok with basically just flying straight into the nearest hill? Of course, that is to be compared with CFIT which never happened in piloted operations Right, but that could still happen and you'd be adding another d...

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by kalvado
Mon May 24, 2021 6:53 pm
Forum: Non-Aviation
Topic: Important Bridge in Memphis Shut Down by Crack
Replies: 44
Views: 2876

Re: Important Bridge in Memphis Shut Down by Crack

A bill backed by President Biden was introduced in Congress. The first one, Republicans said "NO!" and demanded bipartisanship and compromise. Democrats changed some parts of the bill and came back and Republicans said "NO!" and demanded bipartisanship. Republicans had Congress ...

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by kalvado
Sun May 23, 2021 8:40 pm
Forum: Technical/Operations
Topic: A321XLR’s rear fuel tank demands special fire-protection conditions
Replies: 224
Views: 42147

Re: A321XLR’s rear fuel tank demands special fire-protection conditions

IS the Xtra tank actually in inside the pressurized fuselage domain? The center wing box, MLG well, .. isn't in pressurized domain either! (but inside the fuselage contour.) Good points. It doesn't make sense to exchange fuel vapors with the cabin air, so they probably aren't at cabin pressure. All...

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by kalvado
Sun May 23, 2021 6:16 pm
Forum: Non-Aviation
Topic: Belarus intercepts Ryanair flight from ATH to VNO
Replies: 261
Views: 27079

Re: Belarus intercepts Ryanair flight from ATH to VNO

As for unprecedented.. anyone remembers Bolivian president's plane landing in Austria over Snowden-on-board suspicion?

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by kalvado
Sat May 22, 2021 5:34 pm
Forum: Non-Aviation
Topic: Important Bridge in Memphis Shut Down by Crack
Replies: 44
Views: 2876

Re: Important Bridge in Memphis Shut Down by Crack

Wouldn't it be someone else, like the State DOT, to decide what to do about a crack in a bridge? I know that WA DOT has generally had a number of bridges on what might be called 'watch'. The inspector sees and reports, the state engineers research and determine what actions are required. I'm not an...

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