12VAC5-610-1010. Design.
A. Capacity. Temporary storage facilities shall have sufficient capacity to store the projected flow for 48 hours.
B. Materials. The materials utilized shall be resistant to the corrosive action of sewage and shall be capable of withstanding the internal and external loads placed upon it.
C. Watertightness. The storage facility shall be watertight.
D. Access. The storage facility shall be easily accessible for the removal of the sewage. An access manhole with minimum dimensions of 18 inches by 18 inches terminating at or above the ground surface shall be provided. The storage facility shall be a closed containment vessel and all access ports shall be provided with removable covers.
E. Venting. Adequate venting shall be provided in all storage facilities.
F. Level Alarm. All facilities shall be provided with an audiovisual alarm to be activated when the storage facility is 3/4 full. Audiovisual alarms shall alarm at two locations, one that is manned 24 hours per day and the other at the site of the storage facility where the storage facility receives sewage on a 24-hour basis. When sewage flow is intermittent only one alarm at the storage facility is required.
Statutory Authority
§§ 32.1-12 and 32.1-164 of the Code of Virginia.
Historical Notes
Derived from VR355-34-02 § 4.36, eff. February 5, 1986; amended, eff. May 11, 1988.