Structural health monitoring is a proactive and technology-driven approach to safeguarding ageing infrastructure.

The Morandi Bridge, which opened in 1967, is about a half-mile long. The collapsed Morandi Bridge is seen in the Italian port city of Genoa, Aug. 14, 2018. Reuters ...

A rainbow shines over the new San Giorgio Bridge in Genoa, Italy, Monday, Aug. 3, 2020. Two years ago this month, a stretch of roadbed collapsed on Genoa’s Morandi Bridge, sending cars and ...

A State funeral service is held for the victims of the Morandi Bridge disaster at the Fiera di Genova exhibition center on Aug. 18, 2018 in Genoa, Italy. Jack Taylor/Getty Images.

Forty-three people died when a section of the Morandi bridge collapsed last August. Since then, the bridge that was once an icon of the Italian city has served mainly as a reminder of the tragedy.

FILE - A view of the collapsed Morandi highway bridge in Genoa, Italy, Friday, Aug. 17, 2018. On Monday, Aug. 14, 2023, Italy marked the fifth anniversary of the collapse of Genoa’s Morandi ...

The Morandi bridge in Italy’s port city of Genoa collapsed in August 2018 after heavy rainfall, killing 43 people. When one of its main pylons fell mid-morning, ...

A view of the new San Giorgio Bridge ahead of its inauguration in Genoa, Italy, Monday, Aug. 3, 2020. A large section of the old Morandi bridge collapsed on Aug. 14, 2018, killing 43 people and ...

A view of the collapsed Morandi highway bridge in Genoa, Italy, Friday, Aug. 17, 2018. On Monday, Aug. 14, 2023, Italy marked the fifth anniversary of the collapse of Genoa’s Morandi Bridge with ...

A huge section of the Morandi bridge broke off during a rainstorm on Aug. 14, 2018, when highways were packed on the eve of Italy’s biggest summer holiday, sending cars plunging into the dry ...

ROME (AP) — Italy marked the fifth anniversary Monday of the collapse of Genoa’s Morandi Bridge with a minute of silence and demands for justice for the 43 people who died in what authorities ...