Or. Admin. R. 437-004-9640

Current through Register Vol. 63, No. 6, June 1, 2024

Section 437-004-9640 - Benzene

Definition: Benzene (Chemical formula C6H6, CAS 71-43-2 ) means liquefied or gaseous benzene and includes benzene in liquid mixtures and benzene vapors released by these liquids. It does not include trace amounts of unreacted benzene in solid materials.

(1) The employer is responsible to determine, before work begins, if any task or activity assigned to workers will result in a potential exposure to benzene.

(2) Tasks or activities within the scope of the Division 2, Benzene rule must comply with Division 2/Z, 1910.1028, Benzene.

(3) Tasks or activities that are not within the scope of the Division 2, Benzene rule must comply with the permissible exposure limits listed in Division 4/Z, OAR 437-004-9000, Table Z-2.

NOTES: An example of a task or activity that is within the scope of the Division 2, Benzene rule is an employee dispensing gasoline or motor fuels containing benzene for more than 4 hours per day in an indoor location.

Examples of task or activities that are NOT within the scope of the Division 2, Benzene rule include: The storage, transportation, distribution, dispensing, sale or use of gasoline, motor fuels, or other fuels containing benzene after final discharge from bulk wholesale storage facilities. The storage, transportation, distribution or sale of benzene or liquid mixtures containing more than 0.1 percent benzene in intact containers while sealed in a way to contain benzene vapors or liquid.

Or. Admin. R. 437-004-9640

OSHA 4-1998, f. 8-28-98, cert. ef. 10-1-98; OSHA 4-2012, f. 9-19-12, cert. ef. 1-1-13

Stat. Auth.: ORS 654.025(2) & 656.726(4)

Stats. Implemented: ORS 654.001 - 654.295