Either in the construction of a new infrastructure or in the preparation of an existing route or, the tasks related to the firm ones must will lead their complete definition from all the points of view. First stage of the project in relation to the firm ones consists of defining which are their locations. Existing roads, borders, extensions, routes on watch etc. The study of the firm ones must start off from a precise knowledge of the drawn up one present and if it is different from the drawn up one final at which it is wanted to arrive after the rehabilitation. Later it is necessary to analyze what material and that efforts we must to realise the stabilization. the ground treatments with lime and cement are those that are used more.
But coverall is necessary to analyze the state of the firm one that we are going to rehabilitate in situ by means of a recycling in cold. The phases in the evaluation of the firm one are: Study of the file of the firm one? Recognition by means of visual inspection? Diagnosis of the state of the firm one? Characterization of the materials in laboratory After studying all these factors is possible, that for a same case it has more than a possible solution, for that reason it is necessary to be more analytical and to analyze the best option. In these cases, one is due to evaluate the functional requirements that can make one or the other layer favourite of tread. Original author and source of the article.