SAN DIEGO COUNTY AIR POLLUTION CONTROL DISTRICT

RULE 361.146 - STANDARD FOR SPRAYING

The owner or operator of an operation in which asbestos-containing materials are spray applied shall comply with the following requirements:

(a) For spray-on application on buildings, structures, pipes, and conduits, do not use material containing more than one percent asbestos as determined using the method specified in Appendix A, Subpart F, 40 CFR Part 763, Section 1, Polarized Light Microscopy, except as provided in Section (c) of this rule.

(b) For spray-on application of materials that contain more than one percent asbestos as determined using the method specified in Appendix A, Subpart F, 40 CFR Part 763, Section 1, Polarized Light Microscopy, on equipment and machinery, except as provided in Section (c) of this rule:
 

 

(c) The requirements of Sections (a) and (b) of this rule do not apply to the spray-on application of materials where the asbestos fibers in the materials are encapsulated with a bituminous or resinous binder during spraying and the materials are not friable after drying.

(d) Owners or operators of sources subject to this rule are exempt from the requirements of Rules 361.05(a), 361.07, and 361.09.