ARCUS — Bridge Failure Research

ARCUS Atlas record

Passerella Squarciafichi

Total collapse of the Passerella Squarciafichi cycle-pedestrian bridge over the Roia river in Ventimiglia (Imperia, Liguria) on 2-3 October 2020, caused by the extreme flooding of the Roia river during the October 2020 Ponente Ligure flood event. The structure was described as a symbol of the city. No fatalities directly attributed to this collapse. Database ponti fluviali danneggiati di D'Angelo, Ballio & Ravazzani (2025), IJDRR 'Geomorphologic risk factors for river bridges', suppl. S3, record P162 (accuratezza diagnosi dec=0.5): processo = erosione verticale (scour); componenti danneggiate = pile, spalle, rilevato di accesso, impalcato; evidenza di sormonto = no.

ARCUS ID
IT20.10.08
Date
2020-10-03
Municipality
Ventimiglia
Province
Imperia
Region
Liguria
Coordinates
43.789, 7.6057 · exact location
Crossing
Roia river
Use
Cycle-pedestrian
Severity
TC
Structural type
Beam bridge
Material
Steel
Cause category
Natural
Specific cause
Hydraulic
Failure trigger
Flood
Failure process
Scour
Component involved
Multiple components
Cause evidence
Probable
Source confidence
High
Victims
0
Injuries
0

Documentary sources (3)

  1. Alluvione ottobre 2020 – Danni in 108 comuni del Piemonte (Official/Technical · Protezione Civile · 2020-10-04)
  2. Maltempo Liguria e Piemonte: ponti crollati, morti e dispersi (News · ANSA · 2020-10-03)
  3. Alluvione in Piemonte: ponti crollati, dopo la catastrofe si contano i danni (News · Montagna.TV · 2020-10-05)

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