University of Virginia Library

Sec. 491(1). Plumbing installation—general.

All installations of plumbing and drainage in every building
shall be made in accordance with the most approved methods of
sanitary plumbing installation with due regard to public health.

The United States Department of Commerce publication "Recommended
Minimum Requirements for Plumbing" shall be
considered as standard for general plumbing installations on all
work unless otherwise specified in this Chapter.