_INSPECTION - C1982057 (7) - Laserfiche WebLink

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October 2, 2012 C-1982-057/Seneca II-W Mine JLE The Operator has installed several surge tanks in the PM-3 and PM-3 A drainage. These structures appeared to be stable and functional. The culvert above Pond 015 has been re-installed. Pond 017 was holding water and not discharging. The pond embankment was stable and the spillway appeared functional. Pond 016 was holding water and discharging. The flume was in place and stable. The spillway was stable and functional. As cited in the Divisions August, 2012 inspection report; a culvert has been installed along the ramp up to the temporary topsoil stockpile east of Pond 016,through channel PM-2,to facilitate access to the stockpile. If the Operator intends to retain this culvert beyond the current construction phase, design information must be submitted. Pond 006 was holding water and discharging. The pond embankment was stable and vegetated. The spillway appeared stable and functional. Drainage 006 -NE1 was walked. Several points along the drainage were incised and some of the erosion matting is sluffing off. Just below the power line,water is circumventing the channel slightly and eroding into the reclaimed area. This area will need to be monitored if future maintenance is needed. ROADS —Rule 4.03, Construction 4.03.1(3)/4.03.2(3), Drainage 4.03.l(4)/4.03.2(4), Suifacing and Maintenance 4.03.1(5) and(6)/4.03.2(5) and (6), Reclamation 4.03.l(7)/4.03.2(7): Many of the roads were driven during the inspection. The roads were maintained and functional. REVEGETATION—Rule 4.15,Vegetative Cover; Timing: The north and south reclamation areas were viewed from many vantage points throughout the site. These area appear to be well vegetated and stable,no new major slides or erosion spots were observed. The Operator has planted new shrubs above Pond 016. Several containerized shrubs were stored near the planting area and near the shop area. The Division noted several species such as Thin Leaf Alder and Red Alder Berry that are not currently approved to be planted at the site in accordance with the species listed in Tab 22, Table 22-7 of the permit. If these species will be planted at the site,the species list will need to be revised in the permit. A strip of shrubs have been planted above pond 006,these shrubs have been heavily browsed by wildlife. SLIDES and DAMAGE -Rule 4.12: The pit ramp slide was observed, overall the slide appeared stable and the two drains appeared functional. Number of Partial Inspection this Fiscal Year: 3 Number of Complete Inspections this Fiscal Year: 2 Page 3 of 6