# Transportation of Liquids by Pipeline: Testing Hightly Volatile Pipeline (PS-55)

**Citation:** PHMSA-2015-0029  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

Transportation of Liquids by Pipeline : Testing Hightly Volatile Pipeline (PS-55)

## Document text

Transportation of Liquids by Pipeline : Testing Hightly Volatile Pipeline (PS-55)

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2015-0029>
- Source ID: `regulations-gov`
- SHA-256: `ffb70d7e4caa7d2434183a773c8db355b828586923aa2325962ecc06f820997d`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-25T00:18:39.741Z
- Document slug: `regulations-gov-phmsa-2015-0029`

### Source metadata

```json
{
  "docketId": "PHMSA-2015-0029",
  "docketType": "Rulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2015-02-02T15:07:24Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```