Patent ID: 7413381

Claim:
A septic system drain field for receiving effluence from a septic tank and to provide for controlled leeching therefrom into a septic field for further decomposition thereof, said septic system drain field comprising: a) a plurality of leeching lines having a first end and a second end; b) a header pipe in communication with said septic tank and the first end of each said leeching line; c) a closed header pipe in communication with the second end of each said leeching line to provide a secondary means for effluence to enter a leeching line thereby enabling said drain field to remain functional in the event of a clog that would otherwise compromise the ability of the leeching line to function effectively; d) each leeching line comprising at least one dominator chamber; e) each dominator chamber comprising an elongate plate fabricated to form a pair of opposing walls, a top section joining said opposing walls, an effluence channel formed in said top section, said effluence channel having a bottom and sides with a top opening, said opposing walls having sloping portions away from said top opening of said effluence channel, and a top cover plate covering the top opening of said effluence channel, said top cover plate having sloping edge portions for engaging said sloping portions of said opposing walls to effectively prevent said effluence from overflowing therefrom; f) said sides of said effluence channel having drain holes; g) the opposing walls of said dominator chamber having extended slots; and h) each dominator chamber having an end plate at each end thereof with an access opening for a header pipe.