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RECORD NUMBER: 1 OF 2Main Title | Geologic reconnaissance of possible powersites at Tyee, Eagle, and Spur Mountain Lakes, southeastern Alaska : a description of the geological factors which could affect the feasibility of three powersites on the mainland of southeastern Alaska, northeast of Ketchikan / | |||||||||||
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Author | Callahan, James E. | |||||||||||
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Publisher | United States Government Printing Officees, | |||||||||||
Year Published | 1969 | |||||||||||
OCLC Number | 04112639 | |||||||||||
Subjects | Hydraulic engineering--Alaska--Tyee Lake ; Hydraulic engineering--Alaska--Spur Mountain Lake ; Engineering geology--Alaska ; Eagle Lake (Wrangell, Alaska) ; Spur Mountain Lake (Alaska) ; Tyee Lake (Alaska) ; Alaska--Eagle Lake (Wrangell) ; Hydraulic engineering--Alaska--Eagle Lake | |||||||||||
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Collation | 34 pages : illustrations, maps ; 24 cm + 3 maps. | |||||||||||
Notes | As of 02/24/2016, GPO could not validate the distribution status of this title for the FDLP. Map in pocket, Plate 1: Geological maps of the Eagle Lake reservoir site and of the Eagle Lake and Little Eagle Lake damsites, southeastern Alaska, 1969. Map in pocket, Plate 2: Geological maps of the Tyee Lake reservoir site and of the Tyee Lake damsite, southeastern Alaska, 1969. Map in pocket, Plate 3: Geologic maps of the Spur Mountain Lake reservoir site and of the Spur Mountain Lake damsite, southeastern Alaska, 1969. "United States Department of the Interior, Geological Survey." Includes bibliographical references (page 34). |
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Contents Notes | Abstract -- Introduction -- Geography -- Location -- Physiography -- Climate and vegetation -- Fieldwork -- Previous investigations -- Geology -- Metamorphic rocks -- Composite gneiss -- Marble -- Igneous rocks -- Granodiorite -- Hornblendite -- Diorite -- Quartz diorite -- Unconsolidated deposits -- Structure -- Earthquakes -- Spur Mountain Lake powersite -- Topography and drainage -- Development -- Damsite -- Tunnel routes -- Powerhouse site -- Reservoir -- Construction materials -- Tyee Lake powersite -- Topography and drainage -- Development -- Damsite -- Tunnel routes -- Powerhouse site -- Reservoir site -- Construction materials -- Eagle Lake powersite -- Topography and drainage -- Eagle Lake damsite -- Little Eagle Lake damsite -- Saddle damsites -- Tunnel route -- Powerhouse site -- Reservoir site -- Construction materials -- Summary. A description of the geological factors which could affect the feasibilityof three powersites on the mainland of southeastern Alaska, northeast of Ketchikan. |