The aim of this investigation was to determine the safety and health at work of workers in the coal mine under study. The study was conducted during 2014 in Ubaté, Cundinamarca, in anonymous mine. It is a research observational cross-sectional, using quantitative methodologies. He selected 22 miners according to the following criteria: acceptance participate voluntarily in the study. Conditions of safety and health as an integrated by parts which are interrelated in the Health Security-social structure were analyzed; through an analysis of subsystems defined by the survey; activities faced by workers in the mine study object.