Vaults: Drainage and Waterproofing [49 CFR 192.189]

(A)A. Each vault must be designated so as to minimize the entrance of water. [49 CFR 192.189(a)]#

(B)B. A vault containing gas piping may not be connected by means of a drain connection to any other underground structure. [49 CFR 192.189(b)]#

(C)C. Electrical equipment in vaults must conform to the applicable requirements of Class 1, Group D, of the National Electrical Code, NFPA-70 (incorporated by reference, see §507). [49 CFR 192.189(c)]#

AUTHORITY NOTE: Promulgated in accordance with R.S. 30:501 et seq.#

HISTORICAL NOTE: Promulgated by the Department of Natural Resources, Office of Conservation, LR 9:226 (April 1983), amended LR 10:518 (July 1984), LR 24:1309 (July 1998), LR 30:1238 (June 2004), LR 44:1038 (June 2018).#