[2], In the previous year, there were several accidents that were caused due to altimeter misreading. According to investigators, the aircraft had accumulated more than 43,400 cycles and also stated that the aircraft had been inspected 10 days prior to the accident. [The captain] was not following the radio beacon signals." Some or all of your itinerary may be operated by one or more of the following code-share partners of Alitalia: Air France, KLM, Delta Air Lines, or Delta Connection Carriers Compass Airlines, Endeavor Air, ExpressJet, GoJet Airlines, Shuttle America, or SkyWest Airlines. Alitalia Flight 404 took off from runway 36R at Linate Airport in Milan, Italy at 18:36 on a scheduled passenger service to Zurich, Switzerland. Emirates flight search helps you find best priced flight tickets for your next trip. O Douglas DC-9-32 que operaba a ruta chocou contra o bosque de Weiach cando se aproximaba ao aeroporto de Zúric matando ás 46 persoas a bordo. UTA-AIR FRANCE. Alitalia said the DC-9 was built in 1974 and was last inspected Nov. 4. The air­craft was car­ry­ing 40 pas­sen­gers and 6 crew mem­bers. Authorities asked that this recommendation be implemented with immediate effect. [7], Italian news media reported that the mountain was covered with cloud and that there was heavy rain in the area, while Swiss investigators claimed that visibility was good during the accident with light showers occurring at the airport. 29 Tweets From A Fake United Airlines Account That Will Make You Laugh Yourself Silly. Swiss authorities also blamed inadequate crew resource management, exemplified when the captain vetoed the first officer's attempted go-around, along with the absence of lighting on Stadlerberg Mountain and a known problem with errors in reading the drum pointer altimeter of the aircraft. The GPWS should operate even in the case of NAV failure. Alitalia Flight 404, flown by a McDonnell Douglas DC-9-32 aircraft, crashed in Weiach near the airport of Zurich, Switzerland on 14 November 1990. Josef Meier, a spokesman for Swiss air traffic control authorities stated in a news conference that all possible causes, including terrorism, were being evaluated by the investigators. Indeed, we should be open-minded and take advice from our partners. Investigators also revealed that all NAV instruments were following the glide path, although the aircraft was flying below the nominal glide path. ALITALIA. [7] Among the passengers on board was Italian actor Roberto Mariano. The Italian government supported Alitalia many times until the European Union set a moratorium on any support before 2011. The first officer replied, "Yes". [1], The aircraft involved in the crash was a Douglas DC-9-32, built-in 1974 with serial number 47641 and the registration number I-ATJA. Did a hidden flaw deep inside the airplane lead the pilots down a deadly path? [2], Recordings from the black boxes showed that the navigation instrument, the ADI/HSI, had apparently captured the glideslope. *TERMS AND CONDITIONS Please select your flights to view full fare rules. … The final report by the Federal Aircraft Accidents Inquiry Board requested several major changes and made further recommendations.[2][3]. アリタリア航空404便墜落事故（ありたりあこうくう404びんついらくじこ）は、1990年 11月14日に、リナーテ空港発チューリッヒ国際空港行きだったアリタリア航空404便（ダグラス dc-9-32）が、チューリッヒ国際空港近郊の ヴァイアッハ （英語版） の森に墜落した航空事故である。 International calling rates will apply. 14 November 1990; Alitalia DC9-32; I-ATJA, flight 404, near Zurich, Switzerland: The aircraft was on a scheduled international flight from Milan, Italy to Zurich, Switzerland. Swiss aviation authorities added lights to Stadlerberg Mountain. During the approach to runway 14 of Zürich International Airport, the pilot's instrument landing system (ILS) display gave incorrect values due to a faulty receiver. … It's a relatively recent (1990) case with lots of CRM implications and lessons learned. Transcript of the Cockpit Voice Recorder (CVR) It is plausible that the captain had misread the altimeter, believing that the outer marker height of 2,650 feet had only been undershot by a small amount. Alitalia added the NAV receiver failure problem to their training and also added the actions that the crew should take in case it happens. The drum pointer altimeter should no longer be used. After an uneventful flight, AZ404 was cleared to descend to 4000 feet and to make an ILS approach to runway 14 at Zürich-Kloten Airport. QANTAS EMPIRE AIRWAYS Ltd. TASMAN EMPIRE EIRWAYS Ltd. And all other Airlines. ", "Misreads always occur at a lower altitude when pilots split attention between more activities. Most importantly, new rules prohibit the aborting of a go-around once it has been initiated, regardless of the rank and function of the crew member initiating the go-around. Why weren’t the two pilots warned that they were flying too low? Investigators working with McDonnell Douglas concluded that, if the captain had not interrupted the go-around, the disaster would have been averted. He said,"Hold the glide slope, can you hold it?". 2 of the Ordinance of 20th August 1980 relating t accideno aircraft t investigations). Aviation accidents and incidents in Switzerland, International Civil Aviation Organization, Invicta International Airlines Flight 435, 46 Die in Crash of Alitalia Plane In Mountainous Area Near Zurich, "Final Report of the Fédéral Aircraft Accidents Inquiry Board concerning the Accident of the aircraft DC-9-32, ALITALIA, Flight No AZ 404,I-ATJA on the Stadlerberg, Weiach/ZH, of 14 November 1990", http://www.airsafe.com/events/reports/alitalia-dc9-1990.pdf, "Italian jet crashes near Zurich -- 46 aboard feared dead", "ASN Aircraft accident McDonnell Douglas DC-9-32 I-ATJA Stadlerberg", "I-ATJA Alitalia Douglas DC-9-30 - cn 47641 / 746", "Swiss say plane flew too low, black box found", https://ricerca.repubblica.it/repubblica/archivio/repubblica/1990/11/17/massimo-era-un-bravo-pilota-aveva-ricevuto.html?refresh_ce, "PILOT ERROR SUSPECTED IN ZURICH PLANE CRASH", Final report on the accident by the official commission, ASN Aircraft accident McDonnell Douglas DC-9-32 I-ATJA Stadlerberg, November 1946 C-53 Skytrooper crash on the Gauli Glacier, January 1994 Lake Constance Cessna 425 crash, https://en.wikipedia.org/w/index.php?title=Alitalia_Flight_404&oldid=1004939496, Accidents and incidents involving the McDonnell Douglas DC-9, Articles with German-language sources (de), Creative Commons Attribution-ShareAlike License, "This altimeter takes more concentration than should be necessary to read accurately. The international passenger flight scheduled to fly from Milan, Italy, to Zürich, Switzerland, operated by Alitalia, crashed into the woodlands as it approached Zurich Airport killing all 46 people on board. December 23, 1978 – Alitalia “So he gave us wrong indications. A small red flag should have appeared on the indicator when the error occurred, but it did not. The ILS receiver of the co-pilot was working correctly and displayed the dangerously low approach. [2], In the initial hours after the accident, several witnesses claimed that the aircraft was on fire before it hit Stadlerberg while others claimed that the aircraft had exploded before it impacted terrain. A Swiss investigation concluded that the crash was caused by a short circuit, which led to the failure of the aircraft's NAV receiver. The aircraft's first impact was with trees on the right side of the aircraft, causing several essential parts on the right side of the aircraft, such as the right-wing flaps and the outer right wing, to detach. If you have already concluded a commercial agreement with alitalia alitalia connect will make available the contents of the agreement and a tailored dashboard for constantly monitoring contract performance and the progress of the objectives set out in the agreement. [2], The survey then concluded several things, based on the comments from the pilots:[2], Investigators stated that the crew of Flight 404 might have misread the altimeter. Alitalia added the NAV receiver failure problem to their training and also added the actions that the crew should take in case it happens. Flight commander Raffaele Liberta, 47, was a 20-year Alitalia veteran who had flown more than 10,000 hours during his career. However, due to the absence of a warning flag, the captain and the first officer believed that they were on the right track, and later used the NAV switching function to select the malfunctioning VOR/LOC receiver on both panels. Shortly afterward, at 20:11 CET, the plane struck Stadlerberg Mountain at 1,660 feet, killing all 40 passengers and six crew. 意大利航空公司404号班机（az404/aza404） 是一趟由意大利米兰利纳特机场飞往瑞士苏黎世机场的国际航班。这架由意大利航空运营的道格拉斯dc-9-32飞机于1990年11月14日在苏黎世机场进近时坠毁于10公里外的魏阿赫地区的树林中，机上46人全部遇难。 Additionally, Italian Interior Minister Vincenzo Scotti sent a team of investigators to the crash site along with the United States' NTSB and FAA. NEW ZEALAND NATIONAL AIRWAYS. International Civil Aviation Organization, Invicta International Airlines Flight 435, 46 Die in Crash of Alitalia Plane In Mountainous Area Near Zurich, "Final Report of the Fédéral Aircraft Accidents Inquiry Board concerning the Accident of the aircraft DC-9-32, ALITALIA, Flight No AZ 404,I-ATJA on the Stadlerberg, Weiach/ZH, of 14 November 1990", http://www.airsafe.com/events/reports/alitalia-dc9-1990.pdf, "Italian jet crashes near Zurich -- 46 aboard feared dead", "ASN Aircraft accident McDonnell Douglas DC-9-32 I-ATJA Stadlerberg", "I-ATJA Alitalia Douglas DC-9-30 - cn 47641 / 746", "Swiss say plane flew too low, black box found", https://ricerca.repubblica.it/repubblica/archivio/repubblica/1990/11/17/massimo-era-un-bravo-pilota-aveva-ricevuto.html?refresh_ce, "PILOT ERROR SUSPECTED IN ZURICH PLANE CRASH", Final report on the accident by the official commission, ASN Aircraft accident McDonnell Douglas DC-9-32 I-ATJA Stadlerberg, November 1946 C-53 Skytrooper crash on the Gauli Glacier, January 1994 Lake Constance Cessna 425 crash, "This altimeter takes more concentration than should be necessary to read accurately. At the time, investigators didn't find any defects on the instrument. At the time when the glide slope was captured, the aircraft was flying about 1,300 feet below the glide path. [1], On 16 November, an official from Swiss investigation team stated that the aircraft was flying at a lower altitude than it should have been: "The plane was 300 meters (990 feet) too low on its approach, and was slightly off course. At a distance of 7 kilometers from the airport lay a navigational beacon called the outer marker, which the pilots knew they were supposed to pass at a height of 1,250 feet above the ground. This page was last edited on 5 February 2021, at 04:40. Several major changes were made after the accident: Additionally, several recommendations were made: Alitalia continues to use Flight 404, but now on a Rome–Frankfurt route operated with the Airbus A320 series. Additionally, Italian Interior Minister Vincenzo Scotti sent a team of investigators to the crash site along with the United States' NTSB and FAA. McDonnell Douglas revised their training manual to add information about the possibility of NAV failure. Don’t be so confident – we are human – human is to err. Enjoy an all-inclusive service on Australia's favourite airline, with entertainment, refreshments and checked baggage on every Qantas flight. The malfunction went unnoticed by the crew, who likely believed they were on the correct flight path until the crash. The flight commander Raffaele Liberta, 47, was a 20-year Alitalia veteran who had flown more than 10,000 hours. https://fighterjetsworld.com/air/fighter-jets-videos/alitalia-flight-404/12590 [2], The aircraft was equipped with an older "drum pointer" altimeter. [2], Detailed examination of the NAV showed that the NAV mode, during its operation in-flight, can lead to a completely false LOC (horizontal alignment) or GS (vertical alignment) indication ("ON" indication). The statement did not say why the plane was too low. [8], The captain was Raffaele Liberti, 47, a veteran of Alitalia with a total flying time of more than 10,000 hours. CVR transcript Alitalia Flight 4128 - 23 - DEC 1978 Last updated: 16 October 2004 Cockpit voice recorder transcript of the December 23, 1978 accident of Alitalia Flight 4128, a … The investigation involved at least 80 Swiss investigators. Alitalia Flight 404 captain and his first officer are at odds over the data they receive, as they make their landing approach to Zurich Airport. Alitalia Flight 404 (AZ404/AZA404) was an international passenger flight scheduled to fly from Linate Airport in Milan, Italy, to Zurich Airport in Zurich, Switzerland, which … NAV equipment without monitoring of the output signal should no longer be used. The Alitalia flight from Milan was scheduled to land in Zurich at 8:15 P.M., the police said. Piloting the aircraft was the first officer (seven years as F/E, just three months as pilot, with 173 hours on the DC-9). Linate Airport immediately set up a crisis center to handle the relatives of the victims aboard the flight. NASA research showed that, from a survey of 169 US pilots, 137 pilots said that they had already misread an altimeter at least once, 134 pilots had observed another pilot misreading an altimeter, 85% of the pilots explained that they had noticed that misreading has occurred more than once in the cockpit during their work, and most of the misreading occurred during the approach phase. He said the DC-9 was carrying two pilots and a cabin crew of four. The autopilot continued to guide the aircraft according to the previously established crew inputs and the GPWS did not sound an alarm since the crew believed that they were on the correct glide path, while in reality, they were not. [4][5], Firefighters and police were immediately dispatched to the crash site but the fire was so intense that it took an entire day to put out. ", "The small drum window is a complication in the instrument and [is] quite small, often requiring a 'double look' and diverting attention from the needle. The air crash of Alitalia Flight 404 (AZ404/AZA404) happened on November 14, 1990. This issue had been discussed between Swissair, Swiss airport authorities, and the Swiss Federal Office of Civil Aviation (FOCA) since 1976. At 1851, the aircraft was at its assigned cruising altitude of Flight Level 200 (20,000 feet [6,100 meters]), and the crew was in contact with Zürich radar. 2, Par. The Alitalia flight from Milan was scheduled to land in Zurich at 8:15 P.M., the police said. [2], Reviewing the chain of events, the investigation board made several recommendations in order to avoid similar scenarios.
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