# Regulus search export

- Query: `59 FR 49135`
- Source type: All
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- Sort: relevance
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- As of: Current corpus
- Results: 4
- Exported: 2026-08-23T12:31:42.231Z

## 1. General requirements.

**Citation:** 49 CFR 178.272-1  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Specification IM 102 portable tanks must conform to the general design and construction requirements in § 178.270 of this subpart in addition to the specific design requirements contained in this section. (b) The MAWP of each tank shall be less than 1.75 bar (25.4 psig) but at least 1.0 bar (14

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-272-1>
- Source ID: `govinfo-cfr`
- SHA-256: `5ce9c05d5cdaf9cf5e3c033ac39e8b601be19d0879430c3f8dfb845745785110`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-272-1`
- Related records: 0

## 2. General requirements.

**Citation:** 49 CFR 178.271-1  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Specification IM 101 portable tanks must conform to the general design and construction requirements in § 178.270 of this subpart in addition to the specific design requirements contained in this section. (b) The MAWP of each tank shall be equal to or greater than 1.75 bar (25.4 psig) and less 

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-271-1>
- Source ID: `govinfo-cfr`
- SHA-256: `a8ea628e607c83451cce1bd8fb600f7b3e4c440681aa56f399ca3d9ff6c8d84f`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-271-1`
- Related records: 0

## 3. Protection of valves and accessories.

**Citation:** 49 CFR 178.245-5  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) All valves, fittings, accessories, safety devices, gaging devices, and the like shall be adequately protected against mechanical damage. (b) The protective device or housing shall conform to the requirements under which the tanks are fabricated with respect to design and construction, and shall

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-245-5>
- Source ID: `govinfo-cfr`
- SHA-256: `f460d434cd219c6d99889581bdb6120c92d61208fa7b752e56348f7a7ce1ff3b`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-245-5`
- Related records: 0

## 4. Pressure and vacuum relief devices.

**Citation:** 49 CFR 178.270-11  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Relief devices required. Each portable tank, or each independent compartment of a portable tank, must be fitted with pressure relief devices in accordance with the following: (1) Each portable tank, or each independent compartment of a portable tank, with a capacity of more than 1893 L (500 gal

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-270-11>
- Source ID: `govinfo-cfr`
- SHA-256: `b28e5764462d24f32b62fa34ac2916b84c3c66da33efa04ec0ff04a2a877c1e7`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-270-11`
- Related records: 0