# Regulus search export

- Query: `46 FR 9896`
- Source type: All
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- Status: All
- Jurisdiction: All
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- Incident class: All
- Sort: relevance
- Date from: Any
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- As of: Current corpus
- Results: 4
- Exported: 2026-08-24T03:16:53.647Z

## 1. Protection of valves and accessories.

**Citation:** 49 CFR 178.270-8  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

\[Amdt. 178-65, 46 FR 9896, Jan. 29, 1981\]

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-270-8>
- Source ID: `govinfo-cfr`
- SHA-256: `ee812c93cabb65fe5e0fa575b4edb48d0f4484a4a3deb7ed23573996c483d9b5`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-270-8`
- Related records: 0

## 2. Tank supports, frameworks and lifting attachments.

**Citation:** 49 CFR 178.270-6  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Each portable tank must be constructed with a permanent support structure that provides a secure base in transport. Skids, frameworks, cradles, or similar devices are acceptable. The calculated stress in tank supports, frameworks, and lifting attachments must not exceed 80 percent of the specifi

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-270-6>
- Source ID: `govinfo-cfr`
- SHA-256: `3b93e2e101de65436fa567ffc6bd9bbfdea4275463ab881f767785b90503a752`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-270-6`
- Related records: 0

## 3. External design pressure.

**Citation:** 49 CFR 178.270-10  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Each portable tank not fitted with vacuum relief devices must be designed to withstand a positive external pressure differential of at least 0.4 bar (6 psig). (b) Each portable tank fitted with vacuum relief devices must be designed to withstand a positive external pressure differential not les

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-270-10>
- Source ID: `govinfo-cfr`
- SHA-256: `84bdcfe871fa6ac0f2a8ecd04a05eab3a8a468a9c4303e3c90b5da8b67b94b17`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-270-10`
- Related records: 0

## 4. Minimum thickness of shells and heads.

**Citation:** 49 CFR 178.270-5  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) For the purposes of this section, mild steel is steel with a guaranteed minimum tensile strength of 37 decanewtons per square millimeter (53,650 p.s.i.) and a guaranteed elongation of 27 percent or greater. (b) Except as otherwise provided in this subchapter, the shell and heads of each portabl

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-270-5>
- Source ID: `govinfo-cfr`
- SHA-256: `a72535af33cb3d590b3a15a6795a52daad2cd88e50b63c28eb151810d9a2bcac`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-270-5`
- Related records: 0