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STANDARD OPERATING PROCEDURE NO. 210 <br /> SOIL DESCRIPTION <br /> VISUAL -MANUAL PROCEDURE OF THE <br /> UNIFIED CLASSIFICATION SYSTEM <br /> Prepared by: Date: 9 February 2007 <br /> Reviewed by: � + Date: 12 February 2007 <br /> Approved by: Date: 13 February 2007 <br /> SOP No. 210 <br />