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.. ~ In.addition to the above, contour furrows in and above the erosion area~mai/ be constructed to <br />. ~ ~ ~ ~ trap and slow down the.runoff. ,Straw dikes will: also be used where appropriate ~to control ~ .• <br />• ~ ~~ runoff and promote revegeta[ion.~ . <br />Other Methods. ~ If corrective measures described undei "No Defined••Channel" fail,~.Peabody . <br />' ~ Coal Company proposes to observe and reevaluate the situation. A combination of the firsT . <br />.two. methods described or some variation therein will be applied; Methods such as, but not <br />' ' ~ ~ limited to rock channels, ,contour furrows, or laterals~,with rock or matting bottoms, V ditches <br />made with the dozeror motor grader, and methods described above to reestablish vegetation <br />. will be considered. ~ ~ - <br />' Head Cutting Stabilization Head cutting will be controlled bya number ofinethods. ' If the ~- <br />. ~ ,~ area.is gat a point that concentrates runoff, ~the'~area will be improved to accept this runoff: <br />'This wouldinclude reshaping thechannel andchannel bottom, covering with erosion matting, <br />seeding, or rocking. ~ ~ ~. . ~ .. ' .. <br />In other areas, depending on the extent 'of erosion and time of year, the area will'be disked ~ ' . <br />' and`mulched and seededas required. Straw bales, erosion matting and rockfill may also be ~ , <br />used~to stabilize the area. ~ ~ .~ ~ , <br />• <br />: ~ Peabody will, submit to the Division by June 1 of each year, a copy of the map identifying the <br />rill• and gully areas along with a rill and gullystabilization plan that briefly describes the <br />' ., problem-at~eacFi identified area and the proposed mitigative measures.. <br />".. .. <br />The rill 'and gully stabilization plan will be implemented by July 1 of each year, or as soon <br />. ~ ~ ~ thereafter as ground conditions permit, .and completed by November 1 or until weather . ~ . . <br />conditions restrict. operations. The Division, will be notified .'prior to implementing the <br />mitigative, work and' when the work is~ complete. ~ _ _ ~ . ~ . , <br />. Revepetation Monitoring ~ ~. <br />- Monitoring of revegetated. areas at the Seneca II-W. feline and the II-W. South Extension area <br />may ,consist of both qualitative :evaluations and: quantitative measurements: Qualitative ~ ~ ~ . <br />' ~ ~ evaluations will be carried out at least annually during the growing season; while quantitative <br />. measurements and evaluations may be on a more periodic basis. , „~ <br />,' 34 Revised 7/99 <br />. _ I_ <br />