Labor intensity and fatigue of civil aviation pilots on modern types of aircraft

Author(s):  
E. V. Zibarev ◽  
O. V. Immel ◽  
S. M. Nikonova

A comprehensive physiological and hygienic study was conducted to assess the intensity of work among members of flight crews of civil aviation aircraft flying on modern types of aircraft and helicopters (as of 2018). The results of the survey of 226 pilots indicate high levels of labor intensity of pilots, which exceed several times (up to 7.5 times).

Author(s):  
Evgeny V. Zibarev ◽  
Igor V. Bukhtiyarov ◽  
Elena A. Valtseva ◽  
Andrej V. Tokarev

Introduction. An essential feature of the professional activity of pilots of civil aviation aircraft is the high intensity of work due to pronounced emotional, intellectual, and sensory loads, unique work modes. The study aims to assess the intensity of work and the prevalence of factors affecting fatigue among civil aviation pilots according to an anonymous online questionnaire. Materials and methods. Experts surveyed 667 members of the flight crews in remote anonymous online questioning. We developed the questionnaires under the criteria for assessing the intensity of work, assessing the risk factors for fatigue development according to the ICAO recommendations, and analyzing the pilot's activity algorithm. The researchers used descriptive statistical methods to analyze the survey data. Results. The working conditions of pilots according to 7 indicators of tension correspond to class 3.2: a high level of intellectual loads (72-100% of pilots), a large number of overlapping time zones (18%), the maximum duration of concentrated observation (70.7%), a high density of signals and messages (29.9%), a significant number of objects of simultaneous observation (18.9%), a high degree of risk to one's own life and responsibility for the safety of others (98%), as well as a rough working day (79%). According to the totality of indicators, the general class of labor intensity corresponds to the highest degree (class 3.3). The factors affecting the fatigue of pilots include rare rest between flights (44.6% of respondents), intermittent sleep (59.9%), not always a full sleep before the night flight shift (85.9%). According to the survey results, the share of pilots who have spontaneous sleep during the flight is 74.3%, and frequently delayed reaction to usual, non - standard, or extreme stimuli and signals is 12.3%. Conclusions. The obtained data of the questionnaire survey confirm the results of psychophysiological studies that have shown that the level of the labor intensity of pilots is "super-intense or extreme." Therefore, considering the prevalence of factors affecting fatigue among the crew members, and based on the understanding of the fundamental problems noted by the pilots, it is necessary to develop measures and management solutions to minimize the risk factors for fatigue development.


Author(s):  
E. V. Zibarev ◽  
I. V. Bukhtiyarov ◽  
V. V. Serikov ◽  
S. A. Kalinina ◽  
A. G. Merkulova

Introduction. Performing flights on modern types of aircraft is accompanied by an increase in the role of process automation, changes in the structure of the pilot’s information field, an increase in the number of controlled indicators throughout the flight time and, as a result, an increase in sensory loads that contribute to the development of chronic depletion of functional reserves of the body and fatigue of the pilot, which can cause accidents and plane crashes.The aim of the study is to assess the sensory loads of members of flight crews of civil aviation aircraft when they perform regular operating procedures in a Training center on fully functional complex simulators for training cadets, flight, dispatcher and technical personnel of civil aviation.Materials and methods. A hygienic study was conducted to assess the sensory loads of pilots in the framework of performing simulation flights on full-featured complex simulators in strict step-by-step accordance with the manual for flight operation of the aircraft (33 flights were performed with the participation of 66 pilots aged 30–55 years).Results. The data obtained indicate high levels of sensory loads in pilots, which are 9.5 times higher than the maximum values set by the Management of R 2.2.2006–05 and MI NTP. INT–17.01–2018. For 4 of the 6 evaluated indicators, sensory loads corresponded to class 3.2.Conclusions. The general assessment of the labor intensity class for members of flight crews of civil aviation aircraft on the set of sensory loads corresponds to harmful strenuous work of the 3rd degree (4 indicators of sensory loads with class 3.2). The results of the study are the basis for the approval of new hygienic criteria for establishing a class of working conditions for certain indicators of sensory loads for members of flight crews of the aircraft of the civil aviation (CA) with the addition of their class 3.3. A real assessment of the pilot’s labor intensity should be obtained only on the basis of time-based measurements performed as part of a step-by-step analysis of the aircraft’s flight operation manual.


2021 ◽  
Vol 100 (10) ◽  
pp. 1084-1094
Author(s):  
Igor V. Bukhtiyarov ◽  
Evgeny V. Zibarev ◽  
Nicolay N. Kuryerov ◽  
Oksana V. Immel

Introduction. The analysis of working conditions of pilots of civil aviation aircraft has been carried out according to the data of sanitary and hygienic characteristics (SHC). The non-compliances with hygiene standards for several factors have been established at the same time in all SHC. Materials and methods. The 220 SHC of pilots, who had been examined in the clinic of FSBSI RIOH due to suspicion of occupation disease from 2015 to 2019, conducting flights by plane (49%) and helicopter (51%) were analyzed. The methods of account of acoustic load, hygiene assessment and classification of working conditions, peer review methods, and statistical treatment methods have been used. Results. The working conditions, according to the criteria of the Guide R 2.2.2006-05, are assigned to the following classes: 3.2 - in 26%; 3.3 - in 41%; 3.4 - in 33%. Exceeding the permissible equivalent noise levels was recorded at 92% of workplaces. According to SHC, the exceedances were from 1.2 dB to 34.5 dB (class 3.1-3.4). In assessing the work intensity in 83% of cases from 5 to 11 indicators of class 3.2 were recorded. It has determined class 3.3 of work intensity. The levels of general vibration exceeded hygiene standards in 48% of cases (class 3.1- 3.2), local vibration - in 8% (class 3.1-3.2), microclimate parameters - in 67% (class 3.1-3.2), labour severity - in 22% (class 3.1-3.3), less often there were discrepancies in light (6%) and chemical factor (2%). Conclusion. According to a combination of factors, the overall assessment of working conditions of the pilots of civil aviation aircraft in 74% of cases is assigned to classes 3.3-3.4. However, the disadvantages and errors in filling out the SHC can underestimate the degree of harmfulness of the work. To improve the procedure of establishing the connection between the disease, and the profession it is necessary to amend the legislative framework to obtain objective information about the levels of factors affecting pilots, develop a separate form of SHC of working conditions of pilots, detailed instructions about the rules of filling out SHC.


Author(s):  
Т.А. Стародубцева ◽  
Е.Л. Воронянская

В статье рассматривается этапность развития одного из шести компонентов иноязычной компетентности — словарного запасa. Особое внимание уделяется понятийному содержанию этого термина, его структуре в методическом, общелингвистическом и авиационном контекстах, акцентируется внимание на специфике развития лексических навыков в авиационном вузе. Обосновывается важность словарного запаса в общей структуре иноязычной компетентности будущего пилота. Понятийный анализ термина «словарный запас» позволяет дать ему авторскую формулировку, в полном объеме раскрывающую его специфику применительно к обучающимся авиационного вуза с учетом регистра речи. Этапами в данном исследовании выступают учебные модули, предусмотренные учебным планом и основной образовательной программой вуза. В процессе наблюдения за речевой деятельностью курсантов выявляется частотность ошибок, допускаемых при употреблении слов. В ходе проведения анализа авторы руководствуются требованиями Международной организации гражданской авиации, предъявляемыми к языковой компетенции авиационных специалистов, и определяют объем словаря, необходимого для осуществления эффективной коммуникации. The article deals with the stage-by-stage approach to the development of one of the six components of foreign language competence — vocabulary. Special attention is given to the conceptual content of the term vocabulary, its structural components, related to teaching technique, general linguistic and aviation contexts. The authors emphasize the peculiarities of the development of lexical skills at Aviation Institutes. The paper emphasizes the importance of vocabulary in the general structure of foreign language competence. A conceptual analysis of the term “vocabulary” suggests usage of vocabulary with a focus on its specific features at Civil Aviation Institutes, with regard to the register of speech. In this study, the stages are considered to be the learning modules specified by the syllabus and the principal educational program of the Institute. The process of monitoring the cadets' foreign language performance has revealed the frequency of mistakes made in the use of words. In the course of the analysis, the authors follow the requirements of the ICAO (International Civil Aviation Organization) for the language competence of aviation specialists and estimate the vocabulary size for effective communication.


2020 ◽  
Vol 13 ◽  
Author(s):  
Xi Chen ◽  
Kaijun Xu ◽  
Yong Yang ◽  
Quanchuan Wang ◽  
Hao Jiang ◽  
...  

2019 ◽  
Vol 53 ◽  
pp. 16
Author(s):  
Pollyanna Pellegrino ◽  
Elaine Cristina Marqueze

OBJECTIVE: Analyze the association of work organization and sleep aspects with work ability in regular aviation pilots. METHODS: This is a cross-sectional epidemiological study with 1,234 regular aviation pilots who worked domestic and international flights, affiliated with the Brazilian Association of Civil Aviation Pilots. Data collection employed online questionnaire. We compared proportions using Pearson’s Chi-squared or Fisher’s exact hypothesis tests. Then, we conducted Poisson analysis, with robust variance, to test factors associated with moderate or low work ability. RESULTS: The prevalence of moderate or low work ability was 43.3%. We found that selfperception of insufficient sleep (PR = 1.29; 95%CI 1.06–1.57), increased perception for fatigue (PR = 1.51; 95%CI 1.24–1.84), more than 65 flight hours per month (PR = 1.22; 95%CI 1.01–1.46), less than 10 days of time off per month (PR = 1.27; 95%CI 1.04–1.55), and frequent operational delays (PR = 1.23; 95%CI 1.02–1.48) were factors associated with moderate or low work ability. CONCLUSIONS: Work organization was a determining factor for decreased work ability, especially concerning aspects related to rest and its influence on the sleep of pilots.


Author(s):  
S.A. Kalinina ◽  
◽  
A.G. Merkulova ◽  
D.V. Glukhov ◽  

Abstract: Introduction. Today, the assessment of sensory loads among operators of the operator profile is incorrect due to the complication of systems and processes with which operators work, as well as a subjective expert assessment of the number of perceived signals. It is necessary to use objective methods for registering this indicator. Purpose of the work: substantiation of the application of the eye-tracking method for assessing the sensory loads of drivers of public land urban transport and pilots of civil aviation. Methods. The study involved 45 public transport drivers and 24 civil aviation pilots. The assessment of sensory loads by the eye-tracking method was carried out. The results obtained were compared with the data obtained in accordance with R 2.2.2006-05. Results. In total, during 1 hour of driving, the driver received 3159 signals, which is 4.5 times more than the number of signals identified by the expert. The density of signals perceived by the pilot was 2262, however, according to the eye-tracker, the indicator is significantly higher - 9848 signals. Conclusions. The proposed approach to assessing visual loads can be applied to various professional groups and will help to objectively assess this indicator, avoiding expert errors.


2021 ◽  
Vol 55 (5) ◽  
pp. 25-30
Author(s):  
V.V. Serikov ◽  
◽  
E.V. Zibarev ◽  
O.I. Yushkova ◽  
Kh.T. Oniani ◽  
...  

The paper presents the data of cardiovascular monitoring of civil pilots in the process of simulator training that included 24-hr BP and Holter monitoring and calculation of cardiac interval variation and Baevsky's stress index. Blood pressure increases correlated with a psycho-emotional stress level. Take-off and landing overstrained the cardiovascular system significantly. According to the Holter data, 42 % pilots had rhythmic disorders, ventricular and supraventricular extrasystoles; 50 % pilots had an expressed elevation of the sympathetic nervous activity.


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