Seminoe II Mine
Carbon County, Wyoming
Rail Loading Point
Background on Mine
Arch of Wyoming's Seminoe II mine, located in Carbon County, Wyoming is a surface mine which began operation in 1973 and has a capacity of at least 250,000 tons per year from multiple seams. In addition, Arch has recently acquired an additional 200-million-ton reserve block that will be available for future mining operations. Sampling at Seminoe II mine uses approved ASTM methods via a two stage automatic sampling system. An analysis facility is operated in the area by Arch for its Hanna Basin mines.
Rail Loading Point Storage Capacity
Loadout Description and/or Configuration
Seminoe II coal is loaded out of stockpile areas for unit train shipment.
Weighing at Seminoe II is performed with a belt scale. Weight determination is made by the meter method, with accuracy tested every six months using a chain test. Inspection and calibration are performed by an independent consulting firm on a contractual basis.
Loading Rate Per Hour
Maximum Cars Per Train
Bituminous (raw), 11,000 Btu/lb. 0.65% Sulphur
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