California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 4 - Construction Safety Orders
Article 4 - Dusts, Fumes, Mists, Vapors, and Gases
Appendix E - Interpretation and Classification of Chest Roentgenograms Mandatory

(a) Chest roentgenograms shall be interpreted and classified in accordance with a professionally accepted classification system and recorded on an interpretation form following the format of the CDC/NIOSH (M) 2.8 form. As a minimum, the content within the bold lines of this form (items 1 through 4) shall be included. This form is not to be submitted to NIOSH.

(b) Roentgenograms shall be interpreted and classified only by a B-reader, a board eligible/certified radiologist, or an experienced physician with known expertise in pneumoconioses.

(c) All interpreters, whenever interpreting chest roentgenograms made under this section, shall have immediately available for reference a complete set of the ILO-U/C International Classification of Radiographs for Pneumoconioses, 1980.

1. New Appendix E to section 1529 filed 2-15-91; operative 2-15-91 pursuant to Government Code section 11346(d) (Register 91, No. 19).
2. Editorial correction of HISTORY 1. (Register 91, No. 45).
3. Amendment of appendix and NOTE filed 5-3-96; operative 7-3-96 (Register 96, No. 18).

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.