The Ellsworth Dam on the Union River at Ellsworth, Maine, Property of the Bar Harbor and Union River Power Co |
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176 Federal Street AMBURSEN HYDRAULIC CONSTRUCTION August Average Pressure Bar Harbor Binder Gaylord Bros broken rock building shown buttresses Cable CALIFORNIA LIBRARY coarse racks cofferdam completed concrete block concrete mixers concrete was laid construction plant CONSULTING ENGINEERS crest crusher dam as shown deck slab derricks downstream side eastern bank eastern section ELLSWORTH ENGINEERING LIBRARY entire bulkhead ENTIRE DEVELOPMENT entrance extended view extreme left feet Length Ferro-Inclave forebay foundations Gate House HARBOR & UNION Harbor and Union HP Turbine HYDRAULIC CONSTRUCTION CO January June Line of Excavation log sluice looking upstream Normal Water openings passageway Penstock piers Plank Bridge plans power house put in place Rods rollway and bulkhead second picture Sectional Elevation sectional forms SELLERS & RIPPEY showing the curve Sluice Gate Sluice Pipe Sluice Valve stairways steel stone piles storage stream temporary spillway thick Offset Union River Power UNIVERSITY OF CALIFORNIA view showing waste gates Water Press