An empirical study of working conditions on construction sites affecting productivity and safety of equipment operators in Ho Chi Minh City, Vietnam

Productivity and labor safety when using machines and equipment during construction is one of the issues that contractors always focus on to bring production efficiency, ensure progress, and increase competitive advantage in their operations. This study aims to identify and evaluate the effects of working conditions on the productivity and safety of users of machines and equipment on construction sites in Ho Chi Minh City. Through the presentation of survey results and analysis, 172 questionnaires were collected. The results of the exploratory factor analysis (EFA) have shown five factors: (1) the organization of the construction process; (2) the personal factors of the operator; (3) The working environment at the construction site; (4) Managerial and executive processes; and (5) The quality of machines and equipment. Construction contractors can use the results of this study to improve productivity and improve working conditions to ensure labor safety in the production process.