Standardization is the activity of establishing provisions for general and repeated use that relate to existing or possible problems in order to achieve the best degree of orderliness. Standards should be based on proven scientific, technical and experiential results and be aimed at promoting the best benefits to society. This paper seeks to explain and describe norms, that is, the importance of norms in society and their functioning. The basic purpose of building standards is to protect employees. Civil engineering is one of the most prevalent and oldest branches of applied science, and it follows that so many people are employed in the very field in which it is important to adhere to all occupational safety rules and standards, in order to minimize the number of injuries at work. accidents at work, occupational diseases or any work-related injury. Considering that construction is one of the branches in which the most injuries and accidents occur at work, it is concluded that workers, as well as employers, do not adhere to the rules of occupational safety standards to the extent they should. Due to the large number of injuries at work in construction, this paper will discuss the standards applied for personal protection of the head at work in construction, as well as the possible injuries, as well as the importance of using them, as well as the importance of applying occupational safety as the norm for the standard. hearing protection, eye and face protection standard and respiratory protection standard.