WHEN IT IS IMPRACTICAL TO TEST 100% OF THE DAYS GIRTH WELDS MADE ON A LIQUID TRANSPORTATION PIPELINE FOR HAZARDOUS SUBSTANCES, NO LESS THAN _____SHALL BE NON DESTRUCTIVELY TESTED IF THE PIPE IS RUN WITHIN A RAILROADS RIGHT OF WAY

WHEN IT IS IMPRACTICAL TO TEST 100% OF THE DAYS GIRTH WELDS MADE ON A LIQUID TRANSPORTATION PIPELINE FOR HAZARDOUS SUBSTANCES, NO LESS THAN _____SHALL BE NON DESTRUCTIVELY TESTED IF THE PIPE IS RUN WITHIN A RAILROADS RIGHT OF WAY