Ergonomic evaluation in a values transportation company in Venezuela.
The objective was to analyze the work activity and identify risk factors that could account for musculoskeletal disorders in the upper extremities, shoulder and neck of workers of a transport values company in Venezuela. The methods used were: collective interview, tasks observation, evaluation of posture with RULA method and evaluation of repetitive motions with the OCRA method. Five workstations were evaluated. Main problem perceived by workers was: exposure to chemical and biological hazards when handling paper money and coins; inadequate chairs and close supervision. The postures level risk was 1 or 2 for the RULA scale. Only two workstations showed ligth and medium risk level by OCRA method.


CONCLUSIONS
The factors identified that could explain the musculoskeletal changes were: wrist repetitive flexion and extension, shoulder elevation, lifting weight above shoulder height, elbow repetitive flexion and extension, neck flexion, extended work journey, work overload, high responsibility and strict supervision by a video camera.
Center of Workers Heath Study, Carabobo University, Venezuela.
Evelin
E
Escalona
Maylem
M
Hernández
Lucia
L
Yanes E
Laura
L
Yanes
Leopoldo
L
Yanes
D000328:Adult; D006804:Ergonomics; D005260:Female; D006801:Humans; D008297:Male; D009068:Movement; D009140:Musculoskeletal Diseases / Q000209:etiology*; D009333:Neck; D009784:Occupational Diseases / Q000209:etiology*; D016273:Occupational Exposure; D011187:Posture; D018570:Risk Assessment; D013647:Task Performance and Analysis; D014186:Transportation; D034941:Upper Extremity; D014687:Venezuela