ARCUS — Bridge Failure Research

ARCUS Atlas record

Bridge over Chisone stream

Total collapse of a provincial bridge over the Chisone stream near Pragelato (Torino) on 13-16 October 2000, as part of the catastrophic alluvione. Documented in the ARPA Piemonte official report (Val Chisone area). Total collapse during the catastrophic alluvione of 13-16 October 2000 that struck over 50% of Piemonte, causing more than 1,800 documented damage events. The ARPA Piemonte report (2003) explicitly documents multiple bridge collapses across the Stura di Lanzo, Orco, Chisone, Dora Riparia, Dora Baltea and Po basins. The event is comparable in scale to the 1994 alluvione del Piemonte. No fatalities directly attributed to this specific collapse. Monografia 'Eventi alluvionali in Piemonte 2000-2002' (Regione Piemonte/ARPA, 2003): il ponte di accesso alla frazione Soucheres Basses e' stato distrutto per erosione della spalla destra, a valle del restringimento d'alveo del Chisone (conferma documentale dell'attribuzione gia' indicata come probabile dal rapporto 2001).

ARCUS ID
IT00.10.36
Date
2000-10-13
Municipality
Pragelato
Province
Torino
Region
Piemonte
Coordinates
45.0302, 6.9602 · exact location
Crossing
Chisone stream
Use
Provincial/Regional
Severity
TC
Structural type
Beam bridge
Material
Reinforced concrete
Cause category
Natural
Specific cause
Hydraulic
Failure trigger
Flood
Failure process
Bank erosion / embankment failure
Component involved
Abutment
Cause evidence
Documented
Source confidence
High
Victims
0
Injuries
0

Documentary sources (3)

  1. Evento alluvionale regionale 13-16 ottobre 2000 – monografia ufficiale (Official/Technical · ARPA Piemonte · 2002-10-16)
  2. 10 anni fa alluvione Nord-Ovest, fu inferno d'acqua – Piemonte e Valle d'Aosta (News · ANSA · 2010-10-13)
  3. Bridge collapses in Italy across the 21st century: survey and statistical analysis (Scientific · Journal Paper · 2025-01-01)

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