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,,,> Marion County OREGON SEPTIC SYSTEM REQUIREMENTS AND FIELD NOTES <br /> PUBLIC WORKS <br /> Design Flow GPD <br /> r <br /> 450 <br /> Initial System Repair System <br /> System Type: System Type: ATT TS2 Gravelless <br /> Field Size: Field Size: <br /> LF 150 LF <br /> Size Factor: Size Factor: <br /> LF / 150 gal. 50 LF / 150 gal. <br /> Install Depth (inches) Install Depth (inches) <br /> Min Max Min 12 Max 14 <br /> Special Requirements <br /> installing additional drainline beyond min. requirements is encouraged due to <br /> especially poor soils. 50' minimum from creek <br /> Notes & Landscape Features <br /> lawn is irrigated, this must be removed from drainfield area - 10' setback to proposed drainfield <br /> reasonable repair per OAR 340-071-0215(4)(b) - neither 340-071-0220 or 0290 can be met <br /> system is slow draining but not in failure yet. Site would not be approved for new construction <br /> or expansion due to a high permanent water table. Soils must be tilled to alleviate compaction <br /> prior to install. <br /> 1 - <br />