Okla. Admin. Code § 380:50-11-3 - Sampling and monitoring requirements

(a) Airborne fiber analysis shall be in accordance with the NIOSH Manual of Analytical Methods, No. 7400, "Asbestos and Other Fibers by PCM ", as amended.

(1) No airborne fiber count shall be reported to DOL or any other entity as a numerical value if the count is less than the minimum level of detectability for the method used for analysis. The value shall be reported as less than the detectable limit, with limit so stated.

(2) Upper and lower confidence limits shall be reported for all air samples.

(3) If the actual number of fibers counted is less than the limit of detection, the limit of detection shall be used to calculate the upper and lower confidence limits.

(b) All asbestos analyses shall be performed by laboratories which have quality control programs approved in advance by, and at the discretion of the Commissioner using a set of published guidelines, or which utilize only laboratory technicians who have successfully completed DOL -approved courses in the type analyses performed by the technician, and which:

(1) For bulk asbestos analysis:

(A) Are certified by the National Voluntary Laboratory Accreditation Program, for laboratories providing bulk sample analyses, or

(B) Participate in the AIHA Bulk Asbestos Proficiency Testing Program, latest round, and be rated proficient for the latest round.

(2) For NIOSH Method 7400 fiber counting analysis:

(A) Participate in the AIHA Proficiency Analytical Testing (PAT) Program, latest round, and are proficient for the round, or

(B) Have all individual analysts participate in the AIHA Asbestos Analyst Registry (AAR) program and are rated as proficient for each analyst.

(3) The National Voluntary Laboratory Accreditation Program, for laboratories providing fiber counting analyses using TEM.

Notes

Okla. Admin. Code § 380:50-11-3

Amended at 9 Ok Reg 3309, eff 7-27-92; Amended at 18 Ok Reg 3523, eff 9-14-01; Amended at 27 Ok Reg 1887, eff 7-1-10