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0 0 <br />Opening ID <br />Mine Name <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 />375 <br />Lucky Seven <br />Shaft, Dbl Compartment <br />4.00 X 7.00 Ft <br />4.00 X 7.00 Ft <br />4.00 X 7.00 Ft <br />650 ft to water <br />Rectangular <br />Mine dump <br />30 feet <br />Standing water /650 <br />Conc. cap, but it <br />Puf <br />ft <br />is not secure <br />Install a polyurethane (PUF) closure with a ventilation and drain pipe. Place <br />the bottom form at the 33.00 foot level of the opening according to <br />specifications. No accessway is required. The required thickness of PUF is <br />12.5 vertical feet. The estimated volume of PUF is 13.00 cubic yards. Place <br />approximately 21.3 cubic yards of common fill over the polyurethane foam <br />closure to specifications. <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 />376 <br />Shaft, Dbl Comp <br />3.00 X 6.00 Ft <br />3.00 X 6.00 Ft <br />3.00 X 6.00 Ft <br />45' to plug? <br />Rectangular <br />Mine dump <br />Bedrock at surface or undetermined <br />N/A <br />None <br />Panels <br />Install one (1) B -1 (6' X 12') panel with a locking, grated access door. <br />14 <br />