Louisiana Administrative Code
Title 33 - ENVIRONMENTAL QUALITY
Part V - Hazardous Wastes and Hazardous Materials
Subpart 3 - Natural Resources
Chapter 302 - Transportation of Hazardous Liquids by Pipeline Construction [49 CFR Part 195 Subpart D]
Section V-30234 - Welds: Nondestructive Testing [49 CFR 195.234]

A. A weld may be nondestructively tested by any process that will clearly indicate any defects that may affect the integrity of the weld. [ 49 CFR 195.234(a)]

B. Any nondestructive testing of welds must be performed: [ 49 CFR 195.234(b)]

C. Procedures for the proper interpretation of each weld inspection must be established to ensure the acceptability of the weld under §30228 [ 49 CFR 195.234(c)]

D. During construction, at least 10 percent of the girth welds made by each welder and welding operator during each welding day must be nondestructively tested over the entire circumference of the weld. [ 49 CFR 195.234(d)]

E. All girth welds installed each day in the following locations must be nondestructively tested over their entire circumference, except that when nondestructive testing is impracticable for a girth weld, it need not be tested if the number of girth welds for which testing is impracticable does not exceed 10 percent of the girth welds installed that day: [ 49 CFR 195.234(e)]

F. When installing used pipe, 100 percent of the old girth welds must be nondestructively tested. [ 49 CFR 195.234(f)]

G. At pipeline tie-ins, including tie-ins of replacement sections, 100 percent of the girth welds must be nondestructively tested. [ 49 CFR 195.234(g)]