# Flanges and Flange Accessories \[49 CFR 192.147\]

**Citation:** LAC 43:XIII §1107  
**Type / status:** regulation / current  
**Agency:** Louisiana Office of Conservation  
**Effective:** Not stated  
**Published:** Not stated

A. Each flange or flange accessory (other than cast iron) must meet the minimum requirements of ASME/ANSI B16.5(incorporated by reference, see §507) and MSS SP 44. (incorporated by reference, see §507), or the equivalent. [49 CFR 192.147(a)] B. Each flange assembly must be able to withstand the maxi

## Document text

A. Each flange or flange accessory (other than cast iron) must meet the minimum requirements of ASME/ANSI B16.5(incorporated by reference, see §507) and MSS SP 44. (incorporated by reference, see §507), or the equivalent. [49 CFR 192.147(a)]

B. Each flange assembly must be able to withstand the maximum pressure at which the pipeline is to be operated and to maintain its physical and chemical properties at any temperature to which it is anticipated that it might be subjected in service. [49 CFR 192.147(b)]

C. Each flange on a flanged joint in cast iron pipe must conform in dimensions, drilling, face and gasket design to ASME/ANSI B16.1 (incorporated by reference, see §507) and be cast integrally with the pipe, valve, or fitting. [49 CFR 192.147(c)]

AUTHORITY NOTE: Promulgated in accordance with R.S. 30:501 et seq.

HISTORICAL NOTE: Promulgated by the Department of Natural Resources, Office of Conservation, LR 9:223 (April 1983), amended LR 10:515 (July 1984), LR 18:856 (August 1992), LR 20:444 (April 1994), LR 30:1233 (June 2004), LR 44:1037 (June 2018), amended by the Department of Conservation and Energy, Office of Enforcement, LR 51:1832 (November 2025).

## Provenance

- Official: Yes
- Source: <https://www.doa.la.gov/doa/osr/louisiana-administrative-code/>
- Source ID: `la-osr-lac`
- SHA-256: `68b70b51bc61487086269a320c4569bbe568a0a883cfb56cc8d3b8439c1e72b0`
- Retrieved: 2026-08-12T05:03:44.627Z
- Exported: 2026-08-25T19:30:26.011Z
- Document slug: `la-lac-43-xiii-1107`

### Source metadata

```json
{
  "jurisdiction": "US-LA",
  "part": "LAC 43:XIII",
  "section": "1107",
  "pipelineScope": "louisiana-pipeline-safety",
  "legalScope": "Louisiana Office of Conservation pipeline-safety rules governing covered transportation of gas, gas reporting, incorporated and modified federal gas-pipeline requirements, drug and alcohol testing, and LNG facilities.",
  "applicabilityCaveat": "Part XIII applies only within the scope of its certification or agreement, jurisdictional and facility limitations, and section-specific exclusions. Determine operator status, commodity, intrastate or interstate jurisdiction, coastal or Outer Continental Shelf location, gathering classification, LNG status, and federal preemption before applying a provision.",
  "incorporationCaveat": "Part XIII incorporates and modifies portions of 49 CFR Parts 40, 191, 192, 193, and 199. Bracketed federal citations identify the source provision, but Louisiana numbering and text control only within the state rule's scope; consult both current Louisiana and applicable federal text.",
  "historicalNote": "HISTORICAL NOTE: Promulgated by the Department of Natural Resources, Office of Conservation, LR 9:223 (April 1983), amended LR 10:515 (July 1984), LR 18:856 (August 1992), LR 20:444 (April 1994), LR 30:1233 (June 2004), LR 44:1037 (June 2018), amended by the Department of Conservation and Energy, Office of Enforcement, LR 51:1832 (November 2025).",
  "authorityNote": "AUTHORITY NOTE: Promulgated in accordance with R.S. 30:501 et seq.",
  "reserved": false,
  "references": [
    {
      "citation": "49 CFR 192.147",
      "referenceType": "cfr",
      "url": "https://www.ecfr.gov/current/title-49/part-192"
    },
    {
      "citation": "LAC 43:XIII §507",
      "referenceType": "louisiana-administrative-code",
      "url": "https://www.doa.la.gov/doa/osr/louisiana-administrative-code/"
    }
  ],
  "sourceEdition": "December 2025",
  "artifactPath": "data/sources/louisiana/louisiana-lac-title-43-parts-ix-xi-xiii.docx",
  "artifactSha256": "568d6b8b3cc244c67a0c93c040442fa53a1bbdafcb688b253cfa707d84d64259",
  "publicationStatus": "Current state-certified Louisiana Administrative Code compilation; section-level effective dates are not inferred from compilation or monthly history citations.",
  "rights": "The Louisiana Administrative Code is the state-certified publication. Preserve Office of State Register attribution and review Louisiana website terms, agency marks, incorporated standards, and third-party material before redistribution.",
  "region": "LA"
}
```