The informal habitat in ravine defines an urban model own family and neighborhood scale them, which develops as a family and community project, the result of an exploration, appropriation and construction, where modifications, renovations and expansions are projects that are born and consolidated from social practice. These FAMILY COMMUNITY SETS. They are constituted as an informal way and building model city.
The ravine place of origin is the cause of simple occupation, because some neighbors are from there. The ravine and decision are constituted as the only way of life they know and it is worth noting the importance of the sense of belonging to those families who colonized these hostile places adapting to them, achieving mastery of these residual soils.
Among the ravine of Valparaiso highlight some depending on the degree of consolidation of these, being chosen for RESTRUCTURING Quebrada the Litre, given its location in height (elevation 100) and its relationship with an important sector shaft that connects the place with the center of the city and the coastline, adding the inclusion of new projects that will link connectivity Plan Valparaiso with the highest area that gives rise to the Polcuro ravine.