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38 <br /> LOW PRESSURE GROUND ABSORPTION SYSTEM SITE and SOIL CRITERIA <br /> Standard <br /> Criteria Classification Um DE.8 <br /> Slope Suitable <15% <10% <br /> Provisional 15-30% <br /> Unsuitable >30% >10% <br /> Texture Suitable Sandy, Loamy Sandy, Coarse, Loamy <br /> Provisional Clayey 1:1 Fine Loamy, Clayey 1:1 <br /> Unsuitable Clayey 2:1 Clayey 2:1 <br /> Structure Suitable Crumb, Granular Crumb. Granular <br /> Provisional Blocky Blocky <br /> Unsuitable Platy, Massive Platy, Prismatic, Massive <br /> Clay Mineralogy Suitable -------- Sandy, Coarse, Loamy <br /> Unsuitable ------ Clayey 2:1 <br /> Drainage Suitable 24 inches 24 inches <br /> Unsuitable <24 inches <24 inches <br /> Depth Suitable 24 inches 24 inches <br /> Unsuitable <24 inches <24 inches <br /> Restrictive Horizon Suitable 24 inches 24 inches <br /> Unsuitable <24 inches <24 inches <br /> Percolation Suitable <30 min/in. ------------- <br /> Provisional 30-60 min in. ----------- <br /> Unsuitable >60 minrn. ----------- <br /> PINEYM:9311002:TaEle 1:1 <br />