16 Va. Admin. Code § 15-30-140
2. All work in or about establishments in which silica brick or other silica refractories are manufactured.
Note: Minors at least 14 years of age may perform office work of a clerical nature in a bona fide office at a brick yard.
Occupations involved in the manufacture of brick, tile, and kindred products, including but not limited to the following, are prohibited activities for minors under 18 years of age:
§ 40.1-100 of the Code of Virginia.
Derived from VR425-01-77 § 12, eff. October 15, 1979; rev. June 30, 1981; amended, Virginia Register Volume 26, Issue 15, eff. April 29, 2010.