We will develop the idea of housing bio-construction, following step by step its construction process, taking into account the environmental impact in the area, and the importance of it. This report shows the work that was done through a volunteer with the support of the organization Aisec, the NGO "movement of workers without land (MTST)" and the cooperative university of Colombia, providing technical support and monitoring for the solution to the problem of the investigation, to improve the current situation of this population, where the families acquire their decent and proper housing. Work assistant tasks were carried out, carrying out location and redefinition in the area to be worked, supervision and help in most of the construction processes in each of the tasks of the work schedule, photographic record, finally, it was elaborated a logbook format, in which the daily tasks in the works are evidenced and detailed.