AirSafety #OTD by Francisco Cunha

@ondisasters.bsky.social

Author of Book "IDN 1851 - The Santa Maria Air Disaster"; Posts #OTD On This Day Aviation Safety Occurrences (Crashes/Incidents) and other aero miscellanea

...caused by the acceleration of the engine to an abnormally high fan speed which initiated a multiwave, vibratory resonance... reasons for the acceleration and the onset of the destructive vibration could not be determined conclusively."

J79 Low Base-Drag Nozzle🧵 I see the J79 & B-58 as being made for each other, even though it might not look as so, when considering that the XJ79 first ran on 8 June 1954, and the XB-58 first flew on 11 November 1956. But the J79 was indeed meant to be, since inception, the B-58's engine.

Convair B-58 Hustler with General Electric J79-GE-5 engines.

PIT's "petal tunnel" by Luis Vidal emulates something of the experience of emerging from Pittsburgh's Fort Pitt Tunnel. “You come out of the tunnel and, suddenly, you read the entire space. Everything’s there, visible and legible at one glance and that’s part of the beauty of this transformation.”

Airport Architecture@airportarchitecture.byerussell.com · 11mo ago

Pittsburgh, new landside terminal connector “petal tunnel” (opening 2025), by Gensler, HDR and Luis Vidal + Architects. 📷 @pitairport.bsky.social. #airportarchitecture byerussell.substack.com/p/pittsburgh...

As you can imagine, clear communication at an airport is critically important. For example, even a colon can drastically change the meaning of a sentence. 'A pilot ate a Flight Attendant's sandwich.' 'A pilot ate a Flight Attendant's colon.'

Today in 1962 at 4:00 AM PDT, as the Cuban Missile Crisis was entering its most dangerous phase, the Air Force test launched an Atlas D ICBM from Vandenberg Air Force Base, California, as US military forces worldwide were at DEFCON 3 and forces under the Strategic Air Command were at DEFCON 2.

A color ground-level photograph of Vandenberg Air Force Base, showing two silver Atlas D ICBMs next to their respective launch gantries (one in the middleground and one in the background) as a B-52 bomber flies overhead.

Fact: The Airbus A220 was the company's first ever passenger glider. Commercially successful, it dominated the market for very, very short flights. Its short haul distance depended entirely on how strong the elastic bands were at launch.

Bild