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<br />Posts and Planks Bank Prot!ction <br /> <br />1 <br />~ <br /> <br />I <br /> <br />This practice consists of )uiLding a post and pLank or poLe barrier aLong the <br />toe of the channel bank.rhis practice can be used on most streams with <br />moderate to low flow velocLties. It is especially useful in streams which <br />have wide sections due to Itream bank meandering. The post and plank or pole <br />barriers can be located to allow eroded areas to silt in behind the barrier. <br />Posts are placed at approxLmately a 12 foot spacing. Three-inch thick planks <br />are bolted to the channel lide of the posts. The bank behind the barrier <br />should be shaped to a slop.. no steeper than 1.5 horizontal to 1 v.ertical and <br />then seeded. <br /> <br />This practice is maintaine,1 by repairing or replacing any broken or loose <br />planks. Eroded areas or s,:our holes should be reshaped and seeded. <br /> <br />. <br /> <br />1 <br /> <br />, <br /> <br />~ <br /> <br />4 <br /> <br />~ <br />1 <br />, <br />