أسباب انتشار الاضطرابات العظم : عضلية لدى عمال السباكة

الملخص EN

This study aims to determine the causes and spread of musculoskeletal disorders (MSD) among workers in a steel foundry based in Oran (Algeria).

The Nordic questionnaire (Kuorinka et al, 1987) was used to diagnosis and evaluate the pain and discomfort of (MSD) among the sample of 56 the present study (n=30).

Their demographic characteristics were as follows: mean a7 ge = 40.46 years, average weight = 71.83 kg, average height = 171 cm, average seniority in the compagny = 11 years).

The results showed that 51.85 % of workers suffered from pain and discomfort in the lower back, and 40.74 % at the shoulders.

The causes of pain and discomfort are due to a combination of factors like: high work pace, heavy load carriage (more than 10 kg), in addition to the adoption of fixed postures for long periods of time, and the performance of repetitive tasks.

The study concluded that attention should be paid to the working conditions in the steel foundry under investigation, particularly in providing weight lifting equipment, job and working methods redesign to avoid painful postures, reduce work rate and reorganize rest pauses.