I POLITECNICO DI TORINO Dipartimento di Ingegneria Strutturale, Edile e Geotecnica Master of Science in Civil Engineering Master’s Degree Thesis Comparative study of geometrical properties and preliminary design proposal for concrete arch bridges Supervisor: Prof. Giuseppe Carlo Marano Co-supervisor: Prof. Leonardo Todisco Prof. Hugo Corres Peiretti Dott. Raffaele Cucuzza Candidates: Luciano Molner Giulia Tibaldo March, 2021