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Flood prevention projects at Pennsylvania Anthracite Mines, progress report for 1945
Report supplements preliminary cooperative study, indexed in Engineering Index 1946 p 213, from Report Investigations n 3868 Mar 1946; anthracite reserve of Pennsylvania; underground water pools; barrier pillars; "buried valley" of Susquehanna River; mining subsidence and backfilling; protective methods employed to handle acid mine water.
Flood prevention projects at Pennsylvania Anthracite Mines, progress report for 1945
Report supplements preliminary cooperative study, indexed in Engineering Index 1946 p 213, from Report Investigations n 3868 Mar 1946; anthracite reserve of Pennsylvania; underground water pools; barrier pillars; "buried valley" of Susquehanna River; mining subsidence and backfilling; protective methods employed to handle acid mine water.
Flood prevention projects at Pennsylvania Anthracite Mines, progress report for 1945
U S Bur Mines -- Report Investigations
Ash, S.H. (author) / Cassap, W.E. (author) / Westfield, J. (author) / Eaton, W.L. (author) / Romischer, W.M. (author) / Podgorski, E.J. (author) / Johnson, L.H. (author)
1947
64 pages
Supp plates, Bibliography
Report
English
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