Characteristics & Treatment of Mine Drainage in the Anthracite ...
Characteristics & Treatment of Mine Drainage in the Anthracite ...
Characteristics & Treatment of Mine Drainage in the Anthracite ...
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B. Open Limestone Channel<br />
Acidic Inflow<br />
20 ft<br />
160 ft<br />
(1 ft. deep)<br />
Limestone, 11/4 - 3 <strong>in</strong>ch (66 tons)<br />
Limestone sand, < 1/2 <strong>in</strong>ch (44 tons)<br />
Neutral Outflow ?<br />
20 ft