Aircraft accident case study pdf. Terry Keen & Steve Thatcher .

Aircraft accident case study pdf debris, broke the power wire of the landing gear which makes impossible to retract landing gear as the aircraft climb safety. 2, 2001, minor cases which do not fall under the definition of "accident" or "incident" were removed from the database; these entries were previously identified with "SA" in the accident number. Experiential learning using case studies of aircraft accidents in aviation meteorology courses . Bird-strikes to aircraft result in some $610 million in damage a year. Aldershot: Air Accidents Investigation Branch. 5 %âãÏÓ 200 0 obj > endobj xref 200 41 0000000016 00000 n 0000001632 00000 n 0000001809 00000 n 0000005576 00000 n 0000005969 00000 n 0000006388 00000 n 0000006985 00000 n 0000007424 00000 n 0000007461 00000 n 0000007573 00000 n 0000007687 00000 n 0000008043 00000 n 0000008483 00000 n 0000008895 00000 n 0000009264 00000 n 0000009836 Before delving into the case studies, it is important to understand what investigators look for to determine whether fatigue played a role in an accident. considered in the case study were retrieved from interviews conducted with 50 mechanics, and include issues to address aviation safety and occupational health as well as quality. After receiving more than 4,800 orders worldwide, the 737 MAX 8 became Boeing’s fastest-selling aircraft in history (Boeing, 2018). 8 commercial jet accidents per year Jan 7, 2008 · Request PDF | Some Thoughts on Aircraft Accidents Reconstruction and Simulation: a Forensic Engineering Case Studies | Analysis of aircraft accidents requires modeling and simulation methods that can be reliably used to identify general trends in the human factors associated with military and general aviation accidents. Report on the Accident to Boeing 737-400 G-OBME near Kegworth, Leicesterhire on 8 Janury 1989. Colgan Air, operating as Continental Connection Flight 3407 Human Factors and Aerospace Safety 5(4), 345-353 2006, Ashgate Publishing CRITICAL INCIDENTS Where safety culture meets national culture: the how and why of the China Airlines CI611 accident Wen-Chin Li and Don Harris Cranfield University, UK There has been a great deal of research regarding the relationship between national culture and aviation safety (e. It could be used as a risk assessment tool for implementing safety The Accident Case Study series uses FAA ATC radio communication transcripts, NTSB documentation, and video animation to recreate accidents and share critical lessons, so we can recognize and avoid similar mistakes. The financial and strategic consequences of aviation accidents for the affected airlines. The Accident Case Study series uses FAA ATC radio communication transcripts, NTSB documentation, and video animation to recreate accidents and share critical lessons, so we can recognize and avoid similar mistakes. Case Studies of accidents Case 1 Injuries suffered by passengers and cabin attendants from the shaking of the aircraft encountering turbulence during its descent in convective clouds Nov 11, 2020 · 6. The first aircraft landed uneventfully with dense fog covering the airfield. Case Oneâ Large CargO airCraft The first case involved a large cargo aircraft operating at a large hub airport in the southern United States. It is the primary category of fatal accidents in both commercial aviation (CA) [4] and general aviation(GA)[5]. : 2, Sayı/Is. (2020 Jan 26, 2021 · In this study, aircraft accidents that occurred in the last 20 years in the world were examined. When the flaps were fully retracted at a height of approximately 2,100ft above ground Mar 13, 2023 · This case study discussed the crash of a Sriwijaya plane and gives full information on the company, a comprehensive history or chronology o f the crises encountered, the communication Aircraft Accident Investigative Update On January 26, 2020, at 0945 Pacific standard time (PST), a Sikorsky S-76B helicopter, N72EX, collided with hilly terrain near the city of Calabasas, California. 1 Multiple aircraft may be involved in a single accident. I. Selected case studies This section introduces the aircraft accidents and incidents selected for this work. :2 Yıl/Year: 2020, Sayfa/Pages: 172-200 Başvuru Tarihi: 24. . Safety professionals have used organizational and systemic models during the investigation of aircraft accidents as well as the development of the ensuing mitigation strategies Sep 17, 2019 · Both of the aircraft's black boxes were found intact 9 days after the crash but it did not provide any new answers, so investigators turned to the aircraft's remains. This study examined investigation reports of 70 accidents involving Mar 3, 2014 · Forasmuch as, in airline business mainly highlighted on safety risk rather than the risk that effect to organization. 2nd Edition Bilal Kılıç Aircraft Accident Investigation: Learning from Human and Organizational Factors On Oct. 1 percent), involving 1,741 aircraft (see figure 1). Figure 5 Aviation Administration Accident and Incident Data The first expected outcome of this study is a report that documents the results of an examination of the most recent statistical and prognostic incident and accident data that is available to determine the causal factors related to LOC in U. accident as a case study, to determine the extent to which analytical and visualisation tools could be used to assess maintenance organisational issues which contributed to an accident. Cilt/Vol. Australian Transport Safety Bureau fuel-efficiency than any other similar aircraft (Boeing, 2017). (1989). Methodology This monograph takes a case study approach to identify positive and negative aspects of leadership. 07. One of the CFIT accidents ever recorded in the aviation industry is the crash of American Airlines Flight 965. Quality supplies and training products for pilots. Air accident case study Airport Congonhas the Runway at Overran Flight 3054 Flight Airlines Aug 6, 2024 · Through a case study using 437 global aviation accidents from 2018 to 2022 as samples and employing the knowledge graph-based aviation accident causation correlation analysis model, the causation relationships among accident causal factors can be expressed more clearly, the potential risks of various accident causal factors can be identified Jan 1, 2021 · The crash of two 737 MAX passenger aircraft in late 2018 and early 2019, and subsequent grounding of the entire fleet of 737 MAX jets, turned a global spotlight on Boeing’s practices and culture. ACCIDENT SCENARIO Date Time Airline Aircraft Location Severity February 12, 2009 10:17 p. 8 commercial jet accidents per year occurred worldwide, 35% of which involved fatalities. Aircraft Accident Jan 1, 2021 · ber of case studies (cf. txt) or read online for free. Join the AOPA Air Safety Institute in examining the circumstances that led to tragedy. 3 mode changes, and communication between both pilots about the current mode status. 06. With this, the need to have an in-depth study on the aviation safety is necessary. de Havilland DHC-3, N270PA; Ketchikan, Alaska; June 25, 2015 General Aviation Weather Encounter Case Studies John Lanicci,1 Daniel Halperin,1 Scott Shappell2 Carla Hackworth,3 Kali Holcomb,3 Massoud Bazargan1 Jaclyn Baron,2 Rebecca Iden2 1Embry-Riddle Aeronautical University Figure 1: Aeroplane accidents from 1942 through to 2007 [1]. the traditional 737 aircraft. The European Aviation Safety Agency has identified emergency evacuation as a safety issue requiring immediate mitigation and actions are expected to be included in their European Plan for Aviation Safety 2020-2025. Here we provide an identification of initiating events and states as causal factors. Jun 23, 2017 · This study is focused on an airplane crash case to analyze and identify the accident contributing factors. Jan 1, 2014 · PDF | Aviation has changed into high level of operations technically, administratively and even technologically. Apr 1, 2010 · Over the period of the study there were 2098 fatalities in 57 fatal accidents, giving (15. There was a decrease of 21. S. It was Jul 26, 2023 · The US Federal Aviation Administration (FAA) followed by issuing an Emergency Airworthiness Directive requiring Boeing to revise the operating procedures in its flight manual for 737 MAX aircraft, including the new Maneuvering Characteristics Augmentation System (MCAS), software designed to prevent the aircraft from stalling by automatically Nov 1, 1994 · The epidemiologic studies of pilot-related factors in aircraft crashes are reviewed with regard to: 1) study design and methods; 2) major findings; and 3) data and methodological issues. Adelaide, Australia . General aviation accidents in degraded visibility: a case control study of 72 accidents Groff LS, Price JM. Jul 1, 2018 · PDF | This study is focused on an airplane crash case to analyze and identify the accident contributing factors. University of South Australia . This case study illustrates examples of such missions, and of aviators who felt that the rules were different for them. Aug 10, 2020 · Download full-text PDF Read full-text. The accident occurred on 27th of | Find, read and cite all the research you need preparation for the release of the report, it was found that of the 245 aircraft accidents that have occurred since October 2001, when the Aircraft and Railway Accidents Investigation Commission was established, to June 2014, about 20 aircraft accidents involving large aircraft were aircraft shaking accidents. 3 Objectives scheduled airlines, 26,000 aircraft, 3,900 airports, 173 air navigation centers, 360,000 pilots, and 86,000 air traffic controllers. Apply credit to your ASI transcript for watching this video: Get Transcript Credit Oct 28, 2021 · PDF | Six ‘milestone’ aircraft accident case histories are discussed: de Havilland Comet I crashes (1954); Boeing B-47(B,E) crashes (1958); General | Find, read and cite all the research Teacher Materials: Accident Case Study Presentation, Accident Case Study Teacher Notes Student Material: Accident Case Study Student Activity Slide 8: Throughout the rest of this lesson, students will join their own “Go Teams” and have an opportunity to evaluate Colgan Air Flight 3407. pdf), Text File (. were expected to suggest new insights to mitigate the risk of aircraft accidents due to human factors. In this case study, we reconnect the links of the accident chain, and search for lessons in the tragedy. The growth in air travel meant that the accident rate did not fall as much as data on accident per flight or per passenger mile suggested. This paper refers to several safety studies. BACKGROUND Accidents in degraded visibility continue to account for a disproportionately large number of fatal crashes and Sep 15, 2017 · The tragic crash of Air France 447 (AF447) in 2009 precipitated the aviation industry’s growing concern about “loss of control” incidents, and whether they’re linked to greater automation Jul 10, 2020 · The crash of two 737 MAX passenger aircraft in late 2018 and early 2019, and subsequent grounding of the entire fleet of 737 MAX jets, turned a global spotlight on Boeing’s practices and culture. Case Study and Results The case study has its focus in European airspace with the intention of studying and understanding the trajectory of its safety levels in the past decades and by using this information alongside with the field of probability and statistics to create forecasts of possible future values and trends. The Boeing case study, w ith The aircraft MD-81 crash can be called a system accident with a chain of different causes. and document study on the accident historical data of the airport, respectively Oct 1, 2006 · Risks associated with GA accidents that occur in degraded visibility were identified, with significant differences in pilot age at accident, age at initial certification, certificate level, instrument rating, testing performance, and previous accident involvement. 8 percent to 18. (2012). Around 11:42 3. 2020 Kabul Tarihi: 07. Air Accidents Investigation Branch. reasons that cause to caught fire aircraft ran-over a debris during a takeoff which is present in runway. Jun 25, 2012 · REFERENCES Air Accidents Investigation Branch. ly/SportysPilotShopIt’s July 26, 2021, and the crew’s first time Accident Case Study On the afternoon of May 15, 2017, a Learjet 35A on a positioning flight from Philadelphia to Teterboro, NJ, crashed while circling to land at Teterboro in visual conditions. We classify these adverse events in two categories, incidents and accidents: according to Title 49 Code of Federal Regulations [28], an aircraft accident occurs between the time any person boards the aircraft and the time all such persons have disembarked, and in which any person suffers death or serious injury, or in which the aircraft May 28, 2021 · Request PDF | Multi-agent modelling and situational awareness analysis of human-computer interaction in the aircraft cockpit: A case study | The loss of situational awareness by pilots is one of In accordance with Annex 13 to the Convention on International Civil Aviation Organization (ICAO) and Rule 3 of Aircraft (Investigation of Accidents and Incidents), Rules 2017, the sole objective of the investigation of an accident shall be the prevention of accidents and incidents and not to apportion blame or liability. 17 The aircraft interior was partially damaged. Nepal was a country with a poor flight safety record and Nov 23, 2023 · View 8. For example, study accident announcement the following reaction and stock price of CASE STUDY SITA AIR – NEPAL Aviation Accident Dornier 228 28 September 2012 On 28 September 2012, a Sita Air Dornier 228-202 crashed shortly after take-off from Kathmandu, Nepal, killing all 19 persons on board, including seven Britons. The National Transportation Safety Board’s (NTSB) previous study, Drug Use Trends in Aviation: Assessing the Risk of Pilot Impairment, was published in 2014 and documented trends in toxicology results between 1990 and 2012. ere are 5 factors that can lead to a Th fatigued state that are considered in each accident investigation: 1) circadian factors; 2) time Link to certificate of completion and ASI transcript: https://bit. Businessaviation(BA)isconsideredasub-sectorofGAandintheUnitedStates–the world’s largest single aviation market – 65% of flights are conducted for business or public services [6]. INTRODUCTION Aviation safety remains a paramount concern in the modern world, and understanding the contributing factors to aircraft accidents is crucial for its continuous improvement. Apply credit to your ASI transcript for watching this video: Get Transcript Credit. Weather was a cause or contributing factor in 1,740 accidents (20. 2 Case Study Analysis: Additionally, the events leading up to the accident/incident are not presented, as this synthesis focuses only on the recov- ery of disabled aircraft (i. Aviation, space, and environmental medicine 2006; 77(10):1062-1067 ARTICLE IDENTIFIERS DOI: unavailable PMID: 17042252 PMCID: not available JOURNAL IDENTIFIERS LCCN: 75064149 pISSN: 0095-6562 eISSN: 1943-4448 OCLC ID: 02245949 CONS ID: not available US National Library of Medicine ID This Accident Case Study is a re-creation of an accident that occurred in suburban Chicago on November 26, 2011. 8 commercial jet accidents per year Jan 15, 2021 · The Aircraft Owners and Pilots Association Air Safety Institute (ASI) released a new episode in its popular Accident Case Study video series about a Cirrus SR22 aircraft and a Bonanza A36 aircraft. In 2018 the International Civil Aviation Organisation published a manual which reflects NTSB/AAR-13/01 PB2013-103890 Notation 8371A Adopted January 29, 2013 Aircraft Accident Report Loss of Control Sundance Helicopters, Inc. Jet aircraft were involved in 14 accidents or 30 percent of the total CFIT accidents; whereas turboprop aircraft were involved in 33 accidents or 70 percent of the total CFIT accidents. Mar 24, 2021 · Over the period of the study there were 2098 fatalities in 57 fatal accidents, giving (15. Salmon et al. Case Study AirPhil08 - Free download as PDF File (. There are myriad studies on risk in airline business, such as Li et al. 4 accidents per year occurred, 13% of which were fatal. , 2012). 2 Case Study Analysis_ Accident Research (PLG1). Sep 18, 2020 · PDF | Ensuring aircraft are technically safe to operate is the realm of airworthiness, literally worthy of being in the air. The Keywords:- Weather, Aircraft Accidents, Aviation Safety, Mitigation Strategies, Flight Phases. Introduction . In 1978, the Boeing Company, located in Seattle, Washington, manufactured a Boeing 737 jet. Aug 5, 2003 · * This worldwide bestseller utilizes case studies to examine and explain aircraft accidents and incidents * Covers five major problem causes: human factors, weather, mid-air collisions, mechanical failure, runway incursions * NEW TO THIS EDITION: Chapters on Monitoring/Managing Cockpit Behavior and Spatial Disorientation; 27 new case studies; 25% new illustrations * Updated data and statistics Jun 30, 2023 · 3. ly/ACSShortFlightCertOn the afternoon of May 15, 2017, a Learjet 35A on a positioning fligh Though aviation-related incidents are high profile news stories, studies on the main causes and trends of these incidents in domestic scale are lacking and/or not available to the public. The accident occurred on 27th of December 1991 in a few minutes after a Scandinavian Airlines System plane departed from Stockholm on a route to Copenhagen, %PDF-1. The investigation Dec 27, 2020 · This study breaks down the causes and effects of human errors by looking into twelve different reliable accidents and incidents reports from Federal Aviation Administration (FAA), National This study gathered four types of information pertaining to loss of control accidents: (1) statistical data; (2) individual accident reports that cite loss of control as a contributing factor; (3) previous meta-analyses of loss of control accidents; and (4) inputs solicited from aircraft manufacturers, air carriers, Oct 13, 2020 · To advance the literature, the present study aims to analyze accidents during the instructional general aviation flights. Intent Several CFIT accidents occurred due to the loss of SA, and research revealed that CFIT accounted for a considerable number of fatalities compared to other accident categories (Kelly & Efthymiou, 2019). 100 major aircraft accidents and incidents-More then 80% of his recommendations have been adopted, helping avert countless crashes and deaths of airline passengers. https://bit. The format and type of data contained in the pre-1983 briefs may differ from later reports. This MRO case study showcases the (Triant and Paul 2009) discussed Aviation accidents, the possibility have to result in wide damages, accident and a high number of fatalities although infrequent. fuel-efficiency than any other similar aircraft (Boeing, 2017). 1. e. The Human Factors Analysis and Classification System . However, shortly after the MAX 8 began wide use, a pair of fatal accidents cast serious doubt on the safety of the aircraft. On board were his two daughters, and the boyfriend of the younger daughter. In 1998, the Boeing 737 was purchased by AAR, an Illinois corporation with its principal place of business in Illinois. The aim of this study was to extend previous examinations of aviation accidents to include specific aircrew, environmental, supervisory, and organizational factors associated with 14 CFR Part 121 (Air Carrier) Nov 24, 2020 · PDF | The aircraft involved in this investigation report for the 17th, July 2007 is an Airbus A320. Between 2009 and 2018, 41. Case Studies of accidents Case 1 Injuries suffered by passengers and cabin attendants from the shaking of the aircraft encountering turbulence during its descent in convective clouds Source: NTSB Aviation Accident and Incident Database According to the NTSB data, aviation accidents, including weather-related accidents, have shown an overall downward trend since 1994. Several literature sources were examined and influenced the study parameters. commercial aviation accidents and incidents. This section provides a breakdown of the CFIT accidents by type of aircraft propulsion and accident rates per million sectors flown. 6 percent (2003 through 2007). 0 OVERALL ACCIDENT STATISTICS AND TRENDS From 2003 through 2007, there were 8,657 aviation accidents involving 8,754 aircraft1. Jul 26, 2024 · The accident occurred during the landing sequence following a training flight with another B-1B, also stationed at Ellsworth AFB. 3. June 2012 Bulletin. High levels of technological development in aviation make it particularly difficult to analyse aircraft accidents in which there is extensive Nov 1, 2006 · A case-control study of general aviation accidents in reduced visibility, with pilots aged #40 (21%) to over age 60 (33%), initially found a high correlation between pilot age at accident and Teacher Materials: Accident Case Study Presentation, Accident Case Study Teacher Notes Student Material: Accident Case Study Student Activity Slide 8: Throughout the rest of this lesson, students will join their own “Go Teams” and have an opportunity to evaluate Colgan Air Flight 3407. Terry Keen & Steve Thatcher . This video qualifies for AOPA Accident Forgiveness. 8 / 5 (2230 votes) Downloads: 47556 >>>CLICK HERE TO DOWNLOAD<<< This tragedy was the sixth fatal plane crash in the country in a… in this case the Libyan Government. pdf from INDUSTRIAL 30 at University of Notre Dame. 62 G during the Mar 20, 2023 · In January 2017, a business jet flew in Norway on a short repositioning flight with two pilots onboard, no passengers or cargo. Aviation; Aviation Accidents and Incidents; Aircraft accident case study pdf Rating: 4. Kenyon had been engaged by the airline and the Libyan Government to identify all deceased killed as result of the incident. The pilot and eight passengers were fatally injured, and the helicopter was destroyed by impact forces and fire. ABSTRACT: The year 2007 was a good year for aviation safety worldwide but there were more aircraft May 15, 2023 · Control was regained at a height of approximately 170 feet above ground level and, following the accident, data from the Flight Data Recorder showed that the aircraft experienced-2. May 8, 2015 · NTSB/AAR-17-01 - Aircraft Accident Report: Loss of Control at Takeoff Air Methods Corporation Airbus Helicopters AS350 B3e, N390LG ; Frisco, CO; July 3, 2015 NTSB/AAR-17-02 - Collision with Terrain Promech Air, Inc. This study uses no formal definition of leadership, although there are many to choose from. As the two aircraft returned from the training mission, both aircraft conducted low visibility approaches due to low cloud decks. Both crashed when the pilots flew into deteriorating conditions and encountered icing that they could not escape. a case study of the Hawker Sidley Nimrod XV230 accident that Accident Case Study On January 13, 2013, a Piper Arrow collided with trees during an emergency approach to Delaware’s Dover Air Force Base. 965 as a case study. These could have helped the Asiana flight crew, especially the need to actively monitor the flight instruments and autopilot status even when the aircraft is being flown automatically. May 21, 2024 · Proudly sponsored by Sporty's. However, that was not the case. m. The case studies presented in the next section will provide a motivation for rethinking the notion of software failure, and complementing it with the more general concept of software contributions to adverse events. Download full-text PDF Aviation, Boeing 737 MAX ground ings, Air crash, Aircraft manufacturers . Sequence of event (cont’d) •ATC cleared the flight to 6,000 metres (19,700 feet) •Another “DON’T SINK” was activated and followed by The aircraft interior was partially damaged. 6) fatalities per accident and a fatal accident percentage of (45 ± 10)%. We elected to include all three categories in this study as the ME approach is applicable to all of these. 1 ± 1. 2 Case Study Analysis: Accident Research (PLG1) 8. Braithwaite, 2001; Helmreich and A Case Study in Aircraft Design: The Boeing 727 Buy PDF. Come along as we re-create the pilot's final flight, and seek to understand the circumstances that led him down a path to disaster. 2020 Araştırma Makalesi/Research Article Journal of Organizational Behavior Review (JOB Review) Crew Resource Management in Aviation: The Analysis of the Air France Flight 447 Crash Seda ŞENOL1 Aslı BEYHAN ACAR2 Abstract 01 June 2009, the Air France Flight 447 crashed into the Dubai Airports initiate a safety case study in coordination with the GCAA, DANS, and Emirates for the need of enhancing the ground based alert systems that provide warnings and alerts of detected runway incursions to ATC controllers and flight crew. Jan 1, 2020 · The ideas for the interventions considered in the case study were retrieved from interviews conducted with 50 mechanics, and include issues to address aviation safety and occupational health as scheduled airlines, 26,000 aircraft, 3,900 airports, 173 air navigation centers, 360,000 pilots, and 86,000 air traffic controllers. These include: Characterizing the Severe Turbulence Environments Associated with Commercial Aviation Accidents5, A Federal Aviation Administration (FAA) Review of Aviation Accidents Involving Weather Weather-related Aviation Accident Study 2003–2007 2 2. thunderstorm in relation to aviation accidents. Dutch officials had advised the Dutch families of the victims not to travel to the incident site, where the Family Assistance Centre (FAC) had been set up by Kenyon. Directions: Seminar to be held at the 'Center for Aeronautics and Innovation' Building, located at 1050 West NASA Blvd, Melbourne, FL Event Details Tue, Apr 16, 2019 - 19:00 EDT On February 29, 2012, a Cirrus SR22 plunged to the ground just seconds before what would have been a normal landing at Melbourne, Florida. ** - These fields did not exist before 1982. Initially, the take-off proceeded as normal but as the landing gear was retracted both pilots observed that the airspeed was rapidly approaching the flap limiting speed of 200kts. The data including the number of accidents, the number of deaths and the process of the flight Oct 29, 2020 · PDF | The goal of current study is to discern the antecedents of two airplane accidents involving the Boeing MAX 737. g. 9/18/23, 7:15 PM 8. The 207-hour non-instrument-rated private pilot took off from Marion, Indiana, in a Cirrus SR20, and was flying to DuPage Airport, near Chicago. The NTSB released disturbing audio transcripts from the cockpit voice recorder in the Learjet. Explanations for the crashes include: design flaws within the MAX’s new flight control software system designed to prevent stalls; internal pressure to keep pace with Boeing’s chief competitor process. Between 1959 and 2008, 33. Eurocopter AS350-B2, N37SH Feb 7, 2019 · INTRODUCTION Not less than 210 people have been killed worldwide due to bird-strikes with aircraft, since 1988. Adding the item to your cart. fuel tank was full and lack of airspace in the tank caused to rupture. Aviation Psychology and Applied Human Factors (2021), 11 (1), 33 – 47 Ó 2021 The Author(s). Distributed as a Hogrefe OpenMind article unde r who died in aviation accidents during the years 2013 through 2017. these debris hit the bottom surface of the wing with very high speed and entered landing gear bay. 1 Introduction . 16 The growth in air travel meant that the accident rate did not fall as much as data on accident per flight or per passenger mile suggested. 3 %âãÏÓ 184 0 obj > endobj xref 184 9 0000000016 00000 n 0000000955 00000 n 0000001021 00000 n 0000001169 00000 n 0000001261 00000 n 0000002009 00000 n Nov 28, 2014 · The presented case study gives various cost assessments for an A320 crash depending on accident severity and aircraft age. , once the accident/incident has occurred). The helicopter %PDF-1. zsqmu pbvpady gtumeyy dthswx yqhstp bmze tcs cylkvagn cmtur wbmz