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  • Users: JohnRBaker
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  1. JohnRBaker

    Voyager I is trying phone home once again...

    It appears that Voyager I is not as dead as some had assumed that it was: https://mashable.com/article/nasa-voyager-1-spacecraft Note that the old Voyager I thread has been cloased.
  2. JohnRBaker

    28 cars crash during a single accident at a NASCAR event...

    Not sure whether this can be considered an 'Engineering Disaster', but it certainly was spectacular and something that has never happened to this extent before: NASCAR's biggest crash in history wipes out almost entire field at Talladega 'The Big One' at Talladega Superspeedway made its...
  3. JohnRBaker

    Not sure of the failure mechanism, but there was a runway incursion at Atlanta's Hartsfield Airport

    Two Delta jets collided while taxiing at the Atlanta Hartsfield Airport: 2 Delta planes collide while taxiing at Atlanta airport, knocking tail section from one https://www.cnn.com/2024/09/10/travel/delta-planes-collide-taxiing-atlanta-airport/index.html John R. Baker, P.E. (ret) Irvine, CA...
  4. JohnRBaker

    A plane crash in Brazil, near Sao Paulo...

    It appears that a a mid-sized passenger aircraft has crashed near Sao Paulo, Brazil: https://www.dailymail.co.uk/news/article-13728665/brazil-plane-crash-sao-paulo-passenger.html https://x.com/sentdefender/status/1821965394938327501 John R. Baker, P.E. (ret) Irvine, CA Siemens PLM: The...
  5. JohnRBaker

    On this day in history...

    On August 8th, 47 years ago today, I sat down in front of a Unigraphics terminal for the first time, at the headquarters of United Computing Company in Carson, California. It was the first day of a UG training class and I had never even seen or read anything about CAD-CAM let alone...
  6. JohnRBaker

    Another bridge collision, just not as catastrophic...

    Barge hits bridge connecting Galveston and Pelican Island, causing partial collapse and oil spill https://apnews.com/article/bridge-barge-galveston-texas-6c112f0032ab88fbdd0c78d1957247c8 An excerpt from the above item: A barge slammed into a bridge pillar in Galveston, Texas, on Wednesday...
  7. JohnRBaker

    I-95 overpass removal in Norwalk, Connecticut

    While we don't have thread about this incident, which kind of surprised me, here's an item about the effort to reopen the highway after the fire that caused it to be closed in the first place: How crews demolished, cleaned up I-95 bridge in Norwalk in 80 hours...
  8. JohnRBaker

    We're about to be hit with a solar storm...

    While this is not an engineering disaster, at least not yet, there could be issues related to poorly protected infrastructure: World told to brace for 'severe geomagnetic storm' today - the first in nearly 20 years - which could bring chaos to mobile phone networks, GPS satellites and power...
  9. JohnRBaker

    An unintended consequence of using GPS is threatening Vermont's historic covered bridges...

    I suspect that this could also be responsible for some other recent run-ins with large trucks crashing into low bridges: Historic covered bridges are under threat by truck drivers relying on GPS meant for cars...
  10. JohnRBaker

    Asbestos has finally been banned in the United States...

    I suspect that many people had assumed that asbestos had already been totally banned... EPA Bans Asbestos, A Deadly Carcinogen Still In Use Decades After Partial Ban The final rule marks a major expansion of EPA regulation under a landmark 2016 law...
  11. JohnRBaker

    Some old but amazing space technology...

    Now this is amazing, Voyager I, which recently had been almost given-up as having finally 'lost it', has apparently come back to life. It was launched 47-years ago and most of people the at JPL/NASA who worked on this project are not there anymore, if they're even alive: Voyager 1 starts...
  12. JohnRBaker

    Alaska Airlines flight forced to make an emergency landing (Part II)...

    This is a continuation of the original thread since it was getting a bit long and slow. The original thread can be found at: https://www.eng-tips.com/viewthread.cfm?qid=515241 John R. Baker, P.E. (ret) Irvine, CA Siemens PLM: The secret of life is not finding someone to live with It's...
  13. JohnRBaker

    This is just for fun...

    I'm posting the link to this item because many of the items in it are the result of 'engineering errors', and in fact, some have been talked about in this forum: Expensive Mistakes That Cost A Fortune To Fix...
  14. JohnRBaker

    Are we about to get a repeat of the 2021 power crisis in Texas...

    While it's not an issue yet, this weekend, and into next week, could be a test for the Texas power grid: Will the Texas grid hold up in the freeze? Experts give their confidence scores...
  15. JohnRBaker

    Alaska Airlines flight forced to make an emergency landing...

    This was a close call... Alaska Airlines Flight Makes Emergency Landing After Window Blows Out Mid-Air A photo sent to Oregon's KATU-TV shows a gaping hole in the side of the airplane next to passenger seats...
  16. JohnRBaker

    It appears that the Chinese caught a sub in one of their 'anti-submarine nets'...

    ...only it was one of theirs: 55 Chinese sailors in submarine feared dead 'caught in trap' meant to snare UK and US Up to 55 sailors are feared to have died in their submarine in the Yellow Sea, but China has issued a flat denial about the tragedy...
  17. JohnRBaker

    Tesla's giant 'recall'...

    All of the previous threads concerning Tesla and their safety issues have been closed, so I had to start a new one: Tesla recalls nearly all vehicles sold in US to fix system that monitors drivers using Autopilot...
  18. JohnRBaker

    Fire destroys one of the two largest wood structures in the world...

    At around 1:30am this morning, fire broke-out in one the old blimp hangers in Tustin, CA. There were two blimp hangers on the site that was once a Navy and later a Marine Corp Air Station. The hangers, which were originally used to house Navy blimps used during WWII for anti-submarine patrol...
  19. JohnRBaker

    A near miss, but something to consider as a risk...

    I suspect that the airlines will be revamping their cockpit policies when it comes to off-duty air crews: Off-duty Alaska Airlines pilot charged with attempted murder after trying to shut down plane engines midflight Flight 2059 from Everett, Washington, was bound for San Francisco when it...
  20. JohnRBaker

    NASA has brought some 'Star Stuff' down to Earth...

    In a first, NASA returns asteroid samples to Earth The collected rocks and soil could help scientists unlock secrets about the solar system and how life emerged on this planet. https://www.nbcnews.com/science/space/first-nasa-returns-asteroid-samples-earth-rcna111474 Lets hope that it's Carl...

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