Ala. Admin. Code r. 420-3-1-.53
Gravel Field Standard EDF Sizing For Dwellings
Effective Feb 13, 2023Filed July 20, 1988. Amended: Filed June 19, 1992. Amended: Filed November 18, 1998; effective December 23, 1998. Repealed and New Rule: Filed December 16, 1999; effective January 20, 2000. Repealed and New Rule: October 20, 2005; effective November 24, 2005; operative March 19, 2006. Repealed and New Rule: Filed January 19, 2017; effective March 5, 2017. Repealed and New Rule: Published December 30, 2022; effective February 13, 2023.Alabama Department of Public Health
- (1) The Gravel Field Standard is the minimum total trench bottom area for dwellings calculated by multiplying the number of bedrooms by the number in the column labeled "Square Feet per Bedroom” in Table 2 or Table 3. The loading rate for an EDF shall correspond to the measured or assigned percolation rate determined according to 420-3-1-.39 Soil Permeability.
- (2) A primary EDF for dwellings shall be a minimum of 300 square feet of the Gravel Field Standard. Permitted disposal products may be used with appropriate sizing.
Author: Thad Pittman, Matthew Conner, Ken Stephens, Bob Bright
Statutory Authority: Code of Ala. 1975, §§22-2-2(4); 22-2-2(6); 22-10-1, et seq.; 22-26-1 et seq.
Editor’s Note: Previous Rule .79 was renumbered .53 per certification published December 30, 2022; effective February 13, 2023.
History: Filed July 20, 1988. Amended: Filed June 19, 1992. Amended: Filed November 18, 1998; effective December 23, 1998. Repealed and New Rule: Filed December 16, 1999; effective January 20, 2000. Repealed and New Rule: October 20, 2005; effective November 24, 2005; operative March 19, 2006. Repealed and New Rule: Filed January 19, 2017; effective March 5, 2017. Repealed and New Rule: Published December 30, 2022; effective February 13, 2023.