About the Authors

Andrea L. Balbo

balbo@imf.csic.es

Affiliation Departamento de Arqueología y Antropología, Istitució Milà i Fontanals, Consejo Superior de Investigaciones Científicas (IMF-CSIC), Barcelona, Spain

Eneko Iriarte

Affiliation Departamento de Ciencias Históricas y Geografía, Universidad de Burgos, Burgos, Spain

Amaia Arranz

Affiliation Geografia, Prehistoria eta Arkeologia Saila, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, Spain

Lydia Zapata

Affiliation Geografia, Prehistoria eta Arkeologia Saila, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, Spain

Carla Lancelotti

Affiliation Instituto de Historia, Centro de Ciencias Humanas y Sociales, Consejo Superior de Investigaciones Científicas (CCHS-CSIC), Madrid, Spain

Marco Madella

Affiliation Istituto Català de Recerca i Estudis Avançats (ICREA) at IMF-CSIC(a), Barcelona, Spain

Luis Teira

Affiliation Instituto Internacional de Investigaciones Prehistóricas de Cantabria (IIIPC), Santander, Spain

Miguel Jiménez

Affiliation Donato arquitectos asociados, Barcelona, Spain

Frank Braemer

Affiliation Culture et Environnement Préhistoire Antiquité Moyen Age, Centre National de la Recherche Scientifique (CEPAM -CNRS), Université de Nice, Nice, France

Juan José Ibáñez

Affiliation Departamento de Arqueología y Antropología, Istitució Milà i Fontanals, Consejo Superior de Investigaciones Científicas (IMF-CSIC), Barcelona, Spain

Competing Interests

Miguel Jimenez is a freelance architect specialized in structure calculations. He is a regular collaborator of the architecture company Donato arquitectos asociados. Miguel Jimenez has collaborated on this study out of free will and based on personal interest in the history of architecture. His collaboration in this study did not imply any kind of compensation. Publication of this work does not imply financial gains or losses for Miguel Jimenez and the company/ies with which he collaborates. Miguel Jimenez grants full access to calculations he performed relative to the structure discussed in the paper thus not altering the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: ALB EI FB JJI. Analyzed the data: ALB EI AA LZ CL MM LT MJ JJI. Wrote the paper: ALB EI AA LZ CL MM JJI.