ARCUS Atlas record
Bridge over Misa river
Total collapse of a municipal bridge over the Misa river near Arcevia (Ancona, Marche) on 15 September 2022, triggered by the catastrophic flash flood that struck the Marche region. The bridge was destroyed by the extreme hydraulic forces associated with the Misa river in full spate following exceptional rainfall exceeding 400 mm in a few hours in the Cantiano area. 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 P194 (accuratezza diagnosi dec=0.5): processo = erosione verticale (scour) + erosione laterale di sponda + carico idraulico sulla struttura; componenti danneggiate = spalle, rilevato di accesso, impalcato; evidenza di sormonto = si.
- ARCUS ID
- IT22.09.01
- Date
- 2022-09-15
- Municipality
- Arcevia
- Province
- Ancona
- Region
- Marche
- Coordinates
- 43.5304, 12.9934 · exact location
- Crossing
- Misa river
- Use
- Municipal
- Severity
- TC
- Structural type
- Beam bridge
- Material
- Reinforced concrete
- 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)
- Rapporto di evento preliminare – Alluvione Marche 15-16 settembre 2022 (Official/Technical · Protezione Civile · 2022-09-15)
- Maltempo Marche: 84 cantieri del Genio Civile per la sistemazione dei ponti e delle infrastrutture (News · ANSA · 2022-11-21)
- Alluvione delle Marche del 2022 – Vigili del Fuoco (News · Vigili del Fuoco · 2022-09-15)