Protective Enclosures [49 CFR 193.2905]

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

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

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

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

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

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

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

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

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

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

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

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

(C)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)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)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)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).#