Section 336.2030. Reference test method 9A.  


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  • Reference test method 9A, opacity measurement for scarfer operations at steel manufacturing facilities, reads as follows: Visible emission evaluations   for  scarfer    operations   at   steel manufacturing facilities shall be conducted as specified in reference test method 9, with the exception that the data reduction provisions of section 2.5 of method 9 shall be based on an average of 6 consecutive  readings, recorded at 15-second intervals.

History: 1985 AACS.