# Approval to operate at 286,000 gross rail load (GRL).

**Citation:** 49 CFR 179.400-26  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2024-10-01  
**Published:** Not stated

A tank car may be loaded to a gross weight on rail of up to 286,000 pounds (129,727 kg) upon approval by the Associate Administrator for Safety, Federal Railroad Administration (FRA). See § 179.13.

[85 FR 45030, July 24, 2020]

## Document text

A tank car may be loaded to a gross weight on rail of up to 286,000 pounds (129,727 kg) upon approval by the Associate Administrator for Safety, Federal Railroad Administration (FRA). See § 179.13.

[85 FR 45030, July 24, 2020]

## Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2024-title49-vol3/CFR-2024-title49-vol3-sec179-400-26>
- Source ID: `govinfo-cfr`
- SHA-256: `3f84b55e753f944a2bcdbf3906690388505316949aa5355233b5d8208d7209b6`
- Retrieved: 2026-08-12T01:42:22.299Z
- Exported: 2026-08-22T05:37:12.439Z
- Document slug: `49-cfr-179-400-26`

### Source metadata

```json
{
  "part": "179",
  "section": "179.400-26",
  "subpart": "Subpart F—Specification for Cryogenic Liquid Tank Car Tanks and Seamless Steel Tanks (Classes DOT-113 and 107A)",
  "annualEdition": 2024,
  "revisedAsOf": "2024-10-01",
  "govInfoPackage": "CFR-2024-title49-vol3",
  "legalStatus": "official-annual-cfr-edition",
  "effectiveDateNote": null,
  "historicalAnchor": true,
  "historicalAnchorNote": "The section appears in an official annual CFR edition but is absent from the connected current eCFR corpus.",
  "jurisdiction": "US"
}
```