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<br />NSFI - PART II <br />403.6(a) SOIL RECONSTRUCTION MATERIAL <br />I•'OR DRASTICALLY llISTURBEll AREAS <br />r <br />~J <br />~~ <br />• <br />i <br /> i <br />PROPERTY i <br />i <br />GOOD LIMITS <br />~ FAIR <br />~ <br />iPOOR <br />i iRESTRICTIVE <br />i FEATURE <br />i <br /> <br />1. i <br />SODIUDI ADSORPTION ~ <br /><5 i <br />ii 5-12 ~ <br />i>12 i <br />EXCESS SODIUM <br /> RATIO ~ <br />i ~ <br />i i <br />i ~ <br />i <br /> i i i i <br />2. SALINITY (MMHOS/Chi) i <8 i 8-16 i)16 EXCESS SALT <br /> <br />3. i <br />TOXIC MATERIALS i <br />LOW i <br />it-0EDIUM i <br />THIGH i <br />iTOXICITY <br /> i <br />i <br />?~ i <br />i i <br />i ~ <br />~ <br />4. SOIL REACTION (pH) <br />~ 5.6-7.8 ~ 9.5-5.5 i<4.5 ii'00 ACID <br /> <br />5. i <br />SOIL REACTION (pH) i <br />--- i <br />~ 7.9-8.4 i <br />~>8.9 i <br />EXCESS LIME <br /> <br />6. i <br />AVAILABLE WATER i <br />~ .10 i <br />i .OS-.10 i <br />i<.OS i <br />iDROUGHTY <br /> CAPACITY (IN/IN) <br />7. EROSION FACTOR (K) i <br />i L.37 i).37 <br />i i --- <br />i iERODES EASILY <br />i <br />8. WIND EROD. GROUP i ~ 3 ~~3 i 1, 2 iSOIL BLOWING <br /> i i i q~ i <br />9. USDA TEXTURE ~ --- iSCL, CL ~ C- 4/ iT00 CLAYEY <br /> SICL i SIC -, <br /> i <br />i i <br />i i 5C <br />i i <br />i <br />10. USDA TEXTURE ~ --- LCOS, LS i COS, S, iT0O SANDY <br /> i <br />i TEES, LVFSi FS, VFS <br />i t i <br />i <br /> <br />11. i <br />COARSE FRAG. (WT PC'C) ~ i <br />~ i <br />~ i <br />~ <br /> 3-10 in. i <15 i15-35 i> 35 iLARGE STONES <br /> X10 in, , <br />i <3 , 3-10 <br />i i~ 10 <br />i ,LARGE STONES <br />291 Layers with high potential acidity should be rated poor. <br />4/ If in kaolinitic family, rate one class better if experience confirms. <br />NSH Notice 24 -3l 31178 <br />• <br />~r~~~~~E~ r ~ <br />• <br />