1. Introduction
Occupational Health and Safety (K3) is an effort to create a safe and comfortable working atmosphere to achieve
highest productivity. Therefore, K3 is a mandatory to be implemented on any kind of field work without exception.
K3 effort is expected to prevent and reduce the risk of accidents and occupational diseases. K3 is an important
aspect as supporting welfare and increased productivity. K3 is considered to reduce the emerge risk of Occupational
Diseases (PAK) (Salim, 1999).