All sewers shall be of cast iron (CI) pipe not less than service weight, schedule 40 plastic pipe, extra strength vitrified clay or other acceptable materials to be evaluated on a case-by-case basis. Bituminous fiber pipe is prohibited. Sewers passing under driveways shall be heavy duty CI or schedule 40 plastic pipe, or other acceptable material to be evaluated on a case-by-case basis.
12 Va. Admin. Code § 5-610-750
Statutory Authority
§§ 32.1-12 and 32.1-164 of the Code of Virginia.