S. MARIA & VALLONE are viaducts project in Calabria, Italy. TİS Teknolojik İzolatör Sistemleri A.Ş. overtook the design and production of the seismic base isolators that will form the seismic isolation system of the structure. Information about the isolation system and its isolators is given below.

Name of the produced devices

TİS Double Pendulum (TDP)

Project year


Total number of devices


Displacement capacity of the devices

±230 / ±250 mm

Load bearing capacity of the devices

1100 / 1700 / 2300 / 4500 kN