# Columbia Gas Transmission Mainline R701 Southern Ohio - Permit to Transport Hazardous Materials

**Citation:** PHMSA-2008-0345  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

Transmission Mainline R701 requests a special permit from existing class location change requirements for four pipeline ... segments on its R-701 pipeline in Ohio.

## Document text

Transmission Mainline R701 requests a special permit from existing class location change requirements for four pipeline ... segments on its R-701 pipeline in Ohio.

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2008-0345>
- Source ID: `regulations-gov`
- SHA-256: `d8f84016af67c4f192945fcdce253d68315b49e8fd70743535328b4c17a0e526`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-24T19:08:32.143Z
- Document slug: `regulations-gov-phmsa-2008-0345`

### Source metadata

```json
{
  "docketId": "PHMSA-2008-0345",
  "docketType": "Nonrulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2025-09-19T18:49:43Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```