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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />,I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />Woodward.clyde <br /> <br />PROJECT NAME: <br />PRACTICE NO,: <br />DESIGNATION: <br /> <br />STANDARD SPECIFICATION SHEET <br /> <br />SB4 <br /> <br />General Straw Bale Installation <br /> <br />DESCRIPTION: <br /> <br />Bales shall be composed of weed-free, wheat or rice straw. Straw bales can be used <br />as dikes to stabilize channel flow lines or as a perimeter filter barrier. Straw bales shall <br />be installed in a trench, staked and backfilled if they are to be effective in reducing <br />flow velocity and filtering sediment from runoff. When used as a perimeter filter, <br />sediment shall be removed when material is within six inches of the top of any bale. <br /> <br />INSTALlATION PROCEDURE: <br /> <br />Step 1: <br />Step 2: <br /> <br />Step 3: <br />Step 4: <br /> <br />Wooctward-Clycle Consultant. <br /> <br />S,\OES\SPEC.SIIT <br /> <br />Dig trench across flow line the width of straw bale, <br /> <br />Place bales on edge in trench, tightly abutted against each other <br />with no gaps between ends of bales, <br /> <br />Stake in place using two 1" x 1" x 36" (or 1" x 2" x 36") stakes. <br /> <br />Backfill and compact excavated soil along upslope edge of bale. <br />