Interpretación constructiva de la fábrica de tapia de tierra del castillo de Serón de Nágima (Soria)

The article analyzes the particular construction history of the Castle of Serón de Nágima (Soria, Spain). Its constructive technique is the rammed-earth and it has not any singular or stylistic element which could be taken as chronological: for this reason the castle has been traditionally understood as a hispanic-muslim building. However, the analysis and constructive lecture and interpretation of the rammed-earth walls, putting them in comparison with others contemporaries and the study of the documentation can be used as a method to know the date of construction. The town of Serón is mentioned several times during the frontier wars between the Crowns of Castile and Aragon, but the castle is only mentioned in written documents since the 15th Century. The constructive characteristics of the rammed-earth walls are very different to the hispanic-muslim rammed-earth whereas similar to those of the Late Middle Age castles. The article also shows the constructive process of these rammed-earth walls through graphical methods.