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- Query: `PI-01-0110`
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- Exported: 2026-08-23T10:46:47.905Z

## 1. Washington Utilities and Transportation Commission — Pipeline Safety Interpretation

**Citation:** PI-01-0110  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2001-05-31

PI-01-0110 response to Washington Utilities and Transportation Commission concerning 192.553.

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/Pipeline/2001/g01-05-31_Kilpatrick_192.553-msfx.pdf>
- Source ID: `phmsa`
- SHA-256: `42408a46cdd43c499cf3a1996ff92f17c4badaa97bb97f77339796cfa76dd675`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-pi-01-0110`
- Related records: 4