Almost 90% of Brazilian transportation is based on road system. Much of this mesh is in inadequate conditions for movement of large vehicles like trucks This implies high maintenance costs of vehicles for air and professionals in the area of transport. Considering the high competition in the industry, market saturation of air with a consequent fall in freight rates and rising operating costs, it is not feasible for owners of Trucks incurring costs of vehicles stopped for lack of maintenance. Thus, the maintenance of heavy vehicles have had great demand from the market of highly skilled, efficient and especially fast. In this context, we highlight the need for workshops to provide their employees with adequate standards for the exercise of their activities. This work aims to meet this need, with benefits of workplace safety, corporate maintenance of heavy vehicles. From the study of a truck shop, lists the steps and measures necessary to implement a consistent plan of security companies in the field