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• • <br /> Culverts <br /> ' The existing 18-inch CMP culvert shall be removed at the east end of the stockpile. a Swale <br /> along the back of the stockpile shall be graded around this culvert. Erosion protecti is required <br /> at this location,and consists of large rocks placed along the flow path of the Swale. <br /> ' The outlets of all culverts shall have erosion protection. Large rocks (12-36"+diam er) shall be <br /> placed at all culvert outlets for energy dissipation. <br /> ' Clean the existing 18-inch culvert(under Highway 141)near the access entrance to t ie permit <br /> area. <br /> I ' Provide positive drainage near the lower area to allow surface runoff to drain to the 3 6-inch <br /> culvert near the center of the permit area. See note on the Grading and Drainage Plan. <br /> Buffer Strip <br /> ' According to the current reclamation plan, a 25-foot wide buffer strip adjacent to the highway is <br /> to remain undisturbed. This stipulation in the permit has met compliance. No action is <br /> recommended in this area. <br /> ' Berms along Righway 141 Right-of-Way <br /> ' The berms that were constructed to prevent rollout of rock from the highwall from a eying <br /> Highway 141 shall be left intact. Analysis has shown that these berms are constructe I properly <br /> (location and height)to prevent rollout. As these berms have revegetated well and cr Dated <br /> t positive visual images,the revised reclamation plan suggests the berms to remain as I hey <br /> currently exist. <br /> Revegetation <br /> ' Revegetation of all disturbed areas for regrading will consist of a "Dryland Pasure M x". The <br /> grass seed mixture consists of: <br /> ♦ 15%Smooth Bromegrass <br /> ♦ 20%Crested Wheatgrass <br /> ' ♦ 25%Oahe Intermediate Wheatgrass <br /> ♦ 15%Paiute Orchardgrass <br /> ♦ 10%Hycrest Crested Wheatgrass <br /> ' • 15%Perennial Ryegrass <br /> The application rate shall be 5 pounds per 1,000 square feet(30 pounds per acre). Th s pasture <br /> ' mixture is blended specifically for dryland areas in the Intermountain and Rocky Mountain <br /> Region,and contains sod forming, bunchgrasses,and perennial grasses. The plant species are <br /> excellent for wildlife grazing. <br /> 1 <br /> 1 7 <br />