Equalizing Reservoir Dams and the Feeder Canal: Technical Record of Design and Construction |
From inside the book
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Page vii
... basalt flows on the east wall of the Grand Coulee 16 8 A closeup aerial view of the Feeder canal slide area 23 21 9 Surface geologic map of a portion of the Feeder canal cut - and - cover section 22 10 11 Generalized geologic section ...
... basalt flows on the east wall of the Grand Coulee 16 8 A closeup aerial view of the Feeder canal slide area 23 21 9 Surface geologic map of a portion of the Feeder canal cut - and - cover section 22 10 11 Generalized geologic section ...
Page viii
... basalt block which forms the north abutment of North Dam 83 47 Right side of inlet transition to the cut - and - cover conduit 84 48 Closed outlet transition of the cut - and - cover conduit 84 49 Forms and falsework for the state ...
... basalt block which forms the north abutment of North Dam 83 47 Right side of inlet transition to the cut - and - cover conduit 84 48 Closed outlet transition of the cut - and - cover conduit 84 49 Forms and falsework for the state ...
Page 9
... basalt flows ( feldspar flow ) forms an effective seal for the floor of the reservoir , and that there was a general rise in the ground - water level as far south as Coulee City . Only one site was seriously considered for the North Dam ...
... basalt flows ( feldspar flow ) forms an effective seal for the floor of the reservoir , and that there was a general rise in the ground - water level as far south as Coulee City . Only one site was seriously considered for the North Dam ...
Page 11
... basaltic lava flows which thicken gradually to the south . The flows are locally warped and less commonly faulted -- a reflection of the post- basalt movements of the granitic floor beneath them . The plateau surface is cut by a network ...
... basaltic lava flows which thicken gradually to the south . The flows are locally warped and less commonly faulted -- a reflection of the post- basalt movements of the granitic floor beneath them . The plateau surface is cut by a network ...
Page 12
... Basalts . The flat - topped butte - like mass near the upper center of the photograph is Steamboat Rock -- a remnant of basalt flows ; other irregularly shaped masses visible in front and to the right of it are exposures of granite ...
... Basalts . The flat - topped butte - like mass near the upper center of the photograph is Steamboat Rock -- a remnant of basalt flows ; other irregularly shaped masses visible in front and to the right of it are exposures of granite ...
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Common terms and phrases
acre-feet axis back-up basalt flows bedrock berm blasting borrow pit boulders bulldozer canal lining canal section channel check structure clay Columbia Basin project Columbia River common excavation completed concrete construction contractor cost Coulee City Coulee Monocline crest cubic yards cut-and-cover conduit cutoff trench dam embankment Delano saddle depth downstream dragline drainage drains drilling Dry Falls Dam East Coulee elevation Equalizing reservoir equipment Feeder canal feet per second Figure fill forms foundation Government forces grade Grand Coulee Dam granite grouting hauled highway holes impervious inches installed invert joints Lake Latah layers LOAM located Loom Main canal material Nespelem north abutment North Dam operations Order for changes outlet overburden piezometer placed portion Potholes reservoir reinforcement steel reservoir water riprap rock excavation rockfill rollers sand and gravel SCALE OF FEET shale shovel side silt SILTY slope south abutment station stockpiled subgrade tamping tests thickness tion underdrain Upper Grand Coulee upstream wasteway