Issue 51

M. Guadagnuolo et alii, Frattura ed Integrità Strutturale, 51 (2020) 398-409; DOI: 10.3221/IGF-ESIS.51.29 400 The building has a compact shape and an irregular morphology both in plan and in elevation. It is on two levels around a central courtyard, where an external staircase connects the ground floor to the loggia, as shown in Fig. 2, Fig. 3 and in Fig. 4. The masonry consists of simple regular stone blocks; the walls are 60 cm thick. The floors present a large variation: cross vaults, barrel vaults and flat slab are present, while the roof is made by timber trusses. Figure 1 : External front views. Figure 2 : Ground floor plan. Figure 3 : Elevation. Figure 4 : Sections drawings. “Palazzo Ducale” The building (Fig. 5) is located in the historic center of Piedimonte Matese, in the province of Caserta. It is a prototype of the construction typology of the Middle Volturno’s area, next to the Apennines; therefore, a district with high seismic hazard. The palace, built in the XVI century, consists of a massive stone masonry mixed to fieldstone and brick blocks