New structural steel bridge, Torricella-Taverne

Client

Edilstrada SA, Taverne

End client

Municipality of Torricella-Taverne

Design and site management

Ezio Tarchini Ingegneria SA

Construction techniques

QB-type welds (full penetration) using MAG welding with preheating

Induction welding (connectors)

Pantograph cutting, laser cutting

Camber

Description of the work

The project involves the reconstruction of the bridge on Via Ponte Vecchio in Taverne.

The works include the demolition of the existing steel structure, the retention of the natural stone arch with an upper reinforced-concrete strengthening, and the adaptation of the abutments for the new structure. The fabrication and installation of the new structural steel bridge, approximately 27.5 metres long, with the corresponding casting of the deck slab and asphalt road surfacing.

Start and end of works

05.2018 – 09-2018

Role of JODA Metalcostruzioni

Responsible for the structural steelwork, guard rails (flexible barriers) and parapets.

Technical features and descriptions

Longitudinal girders (box sections) made from 35 mm thick heavy plates, flame-cut, rolled and full-penetration welded to form the required geometry (execution class EXC3 according to EN 1090).

Inner and outer horizontal beams (forming the pedestrian and cycle path) made of HEM sections with induction-welded connectors for the subsequent concrete pour by the construction company.

Erection using 220-tonne and 80-tonne mobile cranes.