# Protective Enclosures [49 CFR 193.2905]

- **operation:** document
- **citation:** LAC 43:XIII §8505
- **title:** Protective Enclosures [49 CFR 193.2905]
- **source type:** regulation
- **agency:** Louisiana Office of Conservation
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** Not available
- **summary:** A. The following facilities must be surrounded by a protective enclosure: 1. storage tanks; [49 CFR 2905(a)(1)] 2. impounding systems; [49 CFR 2905(a)(2)] 3. vapor barriers; [49 CFR 2905(a)(3)] 4. cargo transfer systems; [49 CFR 2905(a)(4)] 5. process, liquefaction, and vaporization equipment; [49 C
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- **source url:** https://www.doa.la.gov/doa/osr/louisiana-administrative-code/
**body:**

A. The following facilities must be surrounded by a protective enclosure:

1. storage tanks; [49 CFR 2905(a)(1)]

2. impounding systems; [49 CFR 2905(a)(2)]

3. vapor barriers; [49 CFR 2905(a)(3)]

4. cargo transfer systems; [49 CFR 2905(a)(4)]

5. process, liquefaction, and vaporization equipment; [49 CFR 2905(a)(5)]

6. control rooms and stations; [49 CFR 2905(a)(6)]

7. control systems; [49 CFR 2905(a)(7)]

8. fire control equipment; [49 CFR 2905(a)(8)]

9. security communications systems; and [49 CFR 2905(a)(9)]

10. alternative power sources. [49 CFR 2905(a)(10)]

B. The protective enclosure may be one or more separate enclosures surrounding a single facility or multiple facilities.

C. Ground elevations outside a protective enclosure must be graded in a manner that does not impair the effectiveness of the enclosure. [49 CFR 193.2905(b)]

D. Protective enclosures may not be located near features outside of the facility, such as trees, poles, or buildings, which could be used to breach the security. [49 CFR 193.2905(c)]

E. At least two accesses must be provided in each protective enclosure and be located to minimize the escape distance in the event of emergency. [49 CFR 193.2905(d)]

F. Each access must be locked unless it is continuously guarded. During normal operations, an access may be unlocked only by persons designated in writing by the operator. During an emergency, a means must be readily available to all facility personnel within the protective enclosure to open each access. [49 CFR 193.2905(e)]

AUTHORITY NOTE: Promulgated in accordance with R.S. 30:551.C.

HISTORICAL NOTE: Promulgated by the Department of Natural Resources, Office of Conservation, LR 44:1061 (June 2018).
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