A modification made in 1956 to a pipeline built in the 1940s would ultimately fail costing 8 people their lives in 2010. We look at what went wrong with PG&Es gas pipeline in San Bruno, California.With John Chidgey.Investigation and Reports:

NTSB Report (PDF)
Independent Review Panel Report on San Bruno Pipeline Explosion

Technical Links:

Material Fatigue
GIS (Geographic Information System)
Pup
API 5L X42 Steel Pipe Specification in PSL1, PSL2 and Sour Service

Links of Potential Interest:

Pacific Gas and Electric Company
San Bruno Pipeline Explosion
Memorial for Anniversary of San Bruno Explosion
San Bruno Pipeline Explosion
Death Toll In San Bruno Climbs To 8
Five Years After Deadly San Bruno Explosion
PG&E Gets Maximum Sentence For San Bruno Crimes
Crestmoor Neighborhood
PG&E emerges from bankruptcy
PG&E Completes Natural Gas Pipeline Safety Report
PG&E Falsified Gas Pipeline Safety Records

Legal Links:

Right Of Way
A Legal Introduction to Easements
California Law Study into Soverign Immunity (PDF)
Cost Allocation in Public Utility Relocation in California

Support Causality on PatreonEpisode Gold Producer:
'r'.Episode Silver Producers:
Mitch Biegler, John Whitlow, Joseph Antonio, Kevin Koch, Oliver Steele and Shane O'Neill.With thanks to
John
for the topic suggestion.

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