Louisiana Administrative Code
Title 43 - NATURAL RESOURCES
Part XIII - Office of Conservation-Pipeline Safety
Subpart 5 - Liquefied Natural Gas Facilities: Federal Safety Standards
Chapter 69 - Siting Requirements [49 CFR Part 193 Subpart B]
Section XIII-6957 - Thermal Radiation Protection [49 CFR 193.2057]

1. The thermal radiation distances must be calculated using Gas Technology Institute's (GTI) report or computer model GTI-04/0032 LNGFIRE3: A Thermal Radiation Model for LNG Fires (incorporated by reference, see LAC 43:XIII.6713). The use of other alternate models which take into account the same physical factors and have been validated by experimental test data may be permitted subject to the Commissioner's approval. [ 49 CFR 193.2057(a)]

2. In calculating exclusion distances, the wind speed producing the maximum exclusion distances shall be used except for wind speeds that occur less than 5 percent of the time based on recorded data for the area. [ 49 CFR 193.2057(b)]

3. In calculating exclusion distances, the ambient temperature and relative humidity that produce the maximum exclusion distances shall be used except for values that occur less than five percent of the time based on recorded data for the area. [ 49 CFR 193.2057(c)]