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- Query: `PI-74-0145`
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- Exported: 2026-08-23T04:31:58.363Z

## 1. Mr. John Searcy — Pipeline Safety Interpretation

**Citation:** PI-74-0145  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 1974-11-06

PI-74-0145 response to Mr. John Searcy concerning 192.603.

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/Pipeline/1974/g74-11-06_Searcy_192.603%20-%20lmxs.pdf>
- Source ID: `phmsa`
- SHA-256: `5e94c825df926a53060a891c7a7d2381243a3f61ec62e340726134cd8281e15d`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-pi-74-0145`
- Related records: 2