Laserfiche WebLink
Figure 11-3.24: Wattles <br />Straw rolls must be <br />placed along slope <br />contours <br />10' - 25' (3-8m) <br />Spacing depends <br />on soil type and <br />slope steepness <br />3' - 4' <br />. f (1.2m) / <br />`1 <br />Sediment, organic matter, <br />and native seeds are <br />captured behind the rolls. <br />3" - 5" (75-125mm) <br />Overlap adjacent <br />rolls 12" behind <br />one another <br />01 8" - 10" Dia. <br />,.*� (200-250mm) <br />Live Stake <br />�Tr'// 1" x 1" Stake <br />l/ (25 x 25mm) <br />i <br />NOTE: <br />A 1. Straw roll installation requires the placement and secure staking <br />i of the roll in a trench, 3" - 5" (75-125mm) deep, dug on contour. <br />Runoff must not be allowed to run under or around roll. NOT TO SCALE <br />4!5 Wattles <br />Revised December 2016 <br />DEPARTMENT OF <br />ECOLOGY Please see http.:ffiMww.ecy. wa.govfcopy fghthbn! for copyright notice including permissions, <br />State of Washington limitation of liability, and disclaimer. <br />2019 Stormwater Management Manual for Western Washington <br />Volume 11 - Chapter 3 - Page 379 <br />