Title: DATASET of the paper “The shallow arch: A step towards bridges styling in the early 19th century”. Engineering Structures, https://doi.org/10.1016/j.engstruct.2018.03.078 Authorship: Roberto Serrano López, José Ricardo Urruchi Rojo and José Antonio Martínez Martínez Keywords: Masonry arch bridge, Shallow arch bridge, Backfill, rise-to-span-ratio. Abstract: The paper presents an investigation about the evolution of the relationship rise-to-span in the 19th century. Date of data publication on the University of Burgos repository website: 2025 Financing: This work has not received any external funding. Related Journal: The related article is published in the journal “engineering structures” Licence to use materials (Creative Commons Licence): CC BY-NC In the attached files, all the data for the twelve bridges are presented with all the information needed for the researching. Files: - Datos-puentes(V3).xlsx