ARCUS — Bridge Failure Research

ARCUS Atlas record

Ponte Manfredi

Total collapse of the Ponte Manfredi over the Arroscia stream near Vessalico (Imperia, Liguria) during the October 2020 flood event affecting the Ponente Ligure. The collapse was explicitly named in national media coverage of the disaster. 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 P159 (accuratezza diagnosi dec=1): processo = altro processo (es. colata detritica/frana); componenti danneggiate = impalcato; evidenza di sormonto = yes.

ARCUS ID
IT20.10.06
Date
2020-10-03
Municipality
Vessalico
Province
Imperia
Region
Liguria
Coordinates
44.0449, 7.9605 · exact location
Crossing
Arroscia stream
Use
Provincial/Regional
Severity
TC
Structural type
Beam bridge
Material
Reinforced concrete
Cause category
Natural
Specific cause
Hydraulic
Failure trigger
Flood
Failure process
Other documented hydraulic process
Component involved
Deck / superstructure
Cause evidence
Documented
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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