# -2 Manway cover.

**Citation:** 49 CFR 179.103-2  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

(a) The manway cover must be an approved design.

(b) If no valves or measuring and sampling devices are mounted on manway cover, no protective housing is required.

[29 FR 18995, Dec. 29, 1964. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 179-50, 60 FR 49077, Sept. 21, 1995]

## Document text

(a) The manway cover must be an approved design.

(b) If no valves or measuring and sampling devices are mounted on manway cover, no protective housing is required.

[29 FR 18995, Dec. 29, 1964. Redesignated at 32 FR 5606, Apr. 5, 1967, and amended by Amdt. 179-50, 60 FR 49077, Sept. 21, 1995]

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-179.103-2>
- Source ID: `ecfr`
- SHA-256: `a58cb52c8f7efac32b7518b0e1d5756370750e77c6e232d569e893738b53427c`
- Retrieved: 2026-08-20T05:46:20.606Z
- Exported: 2026-08-22T09:51:31.902Z
- Document slug: `49-cfr-179-103-2`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "179",
  "section": "179.103-2",
  "subpart": "Subpart C—Specifications for Pressure Tank Car Tanks (Classes DOT-105, 109, 112, 114 and 120)",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```