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i • <br />Opening ID <br />Type of Feature <br />Excavated Dimension <br />Eroded Dimension <br />Present Dimension <br />Depth <br />Shape of Opening <br />Surficial Material <br />Depth to Bedrock <br />Drainage <br />Existing Access Deterrents <br />Preferred Closure Method <br />426 <br />Shaft <br />3.00 X 6.00 Ft <br />15.00 X 15.00 Ft <br />2.00 X 3.00 Ft <br />65 <br />Rectangular <br />Mine dump <br />10 <br />None <br />None <br />Backfill <br />Backfill by placing on -site materials into the opening. Riprap is not required. <br />Install monument to specifications. <br />Opening ID 427 <br />Type of Feature Shaft <br />Excavated Dimension <br />4.00 X 7.00 Ft <br />Eroded Dimension <br />12.00 X 12.00 Ft <br />Present Dimension <br />4.00 X 7.00 Ft <br />Depth <br />125 <br />Shape of Opening <br />Rectangular <br />Surficial Material <br />Mine dump <br />Depth to Bedrock <br />8 <br />Drainage <br />N <br />Existing Access Deterrents <br />N <br />Preferred Closure Method <br />Backfill <br />Backfill by installing a minimum of 10 cubic yards of riprap. Then place an <br />estimated quantity of 119 cubic yards of common fill in the hole. Fill must be <br />brought in to the site. On -site materials will not be used. Install monument to <br />specifications. <br />18 <br />