Flood Prevention in Anthracite Mines: Anthracite Region of Pennsylvania, Projects Numbers 4 and 5 Page: III
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CONTENTS
Summary--
Introduction -
Scope of report--
Acknowledgments--
Projects Nos. 4 and 5-
Description -
Project No. 4_ -
Project No. 5-
Disposal of water from tunnel
Geologic structure---
Treatment of mine water__
Problems considered---
Plan of proposed improvements
Main tunnels ---
Construction shafts
Estimated cost__-__
Construction schedule
Cooperation with local interests-
Conclusions ---
Recommendations_ --
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23ILLUSTRATIONS
Extent and configuration of the anthracite region of Pennsylvania ------------------------------Facing 3
Line of proposed Conowingo tunnel _ - - - - -- - - - - - 4
Schematic flow chart of proposed Conowingo tunnel system -- --- -_ _____--_-__Pocket
Geologic map of area along the line of section of the Conowingo drainage tunnel proposed in Project No. 4 7
Longitudinal section along line of section of the Conowingo drainage tunnel proposed in Project No. 4-. Pocket
Geologic map of the area to be traversed by Project No. 5 -----------------------------------------Pocket
Plan map and section along line of tunnel proposed in Project No. 5 -----------------------------Pocket
Plan map and section along line of tunnel proposed in Project No. 5 to Marcus Hook, Pa --Pocket
Hydraulic properties of tunnel sections (full) -- -- 12
Hydraulic properties of tunnel sections (92 percent full) -- -- 13
Hydraulic properties of tunnel sections (50 percent full) --- 14
Circular tunnel (unsupported) - ___15
Circular tunnel (supported 1800) - --------- 16
Typical design for construction shaft _--___17
Graphic schedule of time and disbursements estimated to complete Project No. 4 --19
Graphic schedule of time and disbursements estimated to complete Project No. 5 ----------------Facing 20TABLES
1. Data on test boreholes on line of proposed drainage tunnel in Projects Nos. 4 and 5
2. Tunnel-construction quantities required (excavation and concrete) ----
3. Altitudes and depths of construction shafts --_ ___ ____- -
4. Preliminary construction-cost estimate for Project No. 4 of the Conowingo tunnel -
5. Preliminary construction-cost estimate for Project No. 5 of the Conowingo tunnel
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Ash, S. H. (Simon Harry), b. 1889; Dierks, H. A. & Kennedy, D. O. Flood Prevention in Anthracite Mines: Anthracite Region of Pennsylvania, Projects Numbers 4 and 5, report, 1956; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc12716/m1/3/: accessed April 19, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.