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Oregon Digital
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Image Captions:
A typical view of the road on a sidehill. The Warrenite Roadway has been widened on the curve to facilitate traffic. Where the Columbia River Highway crosses the Sandy river. The steel bridge shown in the picture has a...
2004-06-17
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(Reprinted from American Forestry, August, 1916) The Columbia Highway in Oregon BY HENRY L. BOWLBY Assoc. M. Am. Soc. C. E. Formerly State Highway Engineer of Oregon THE nation-wide campaign for better roads has been responsible for the...
2004-06-17
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of the grandest scenery in the world. Its beauties have been portrayed by John Muir, John Burroughs, Joaquin Miller, and many other lovers of the beautiful in nature. The Columbia river canyon is so rugged that no attempt to build a road through...
2004-06-17
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experimenting with convict honor camps in building roads in Southern Oregon. S. Benson, a wealthy timberman, of Portland, donated $10,000 to be used at one of these camps in the construction of a road around the foot of Shell Rock Mountain in Hood...
2004-06-17
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noteworthy feature of this bridge is its lightness, the total amount of concrete above the ground being only 560 cu. yd. One of the factors making necessary a light structure at this place was the difficulty of securing a firm foundation. The...
2004-06-17
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The bridge below Multnomah Falls is a five-centered concrete arch, with solid spandrels, the space over the arch barrel being filled with earth. The bridge is 67 ft. long and the span of the arch 40 ft. Total cost, $4,127.35. At two places the...
2004-06-17
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for the deck. For a distance of 180 ft. on the Highway above Bonneville it was found to be cheaper to carry the road partly on a concrete viaduct and partly on the solid rock roadbed, rather than to cut the full road bed out of the vertical rock...
2004-06-17
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The Columbia Highway in Oregon begins at Seaside, on the Pacific Ocean, in Clatsop County. It parallels the ocean beach for 12 miles and then cuts directly across the marshlands, a distance of 12 miles, to the City of Astoria. From Astoria to the...
2004-06-17
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Image Captions:
The Old-fashioned Stone Arch Bridge Across Eagle Creek. The Beautiful Concrete Arch Bridge Over the Water Fall at Sheppard's Dell. Length of this Bridge is 150 Feet. Twelve Hundred and Sixty Feet of this Side-Hill...
2004-06-17
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variation of rainfall of unusual degree is found on this highway. At Astoria, nearly 100 inches per year is the average ; at Portland, 42 inches; while at Cascade Locks the precipitation is 77 in.; and 60 miles farther east it is 15 in. per year....
2004-06-17
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Image Captions:
WARRENITE ROAD Columbia River Highway, Multnomah County, Ore., with Multnomah Falls in background, showing Benson Bridge, Donated by S. Benson. Parties in foreground, reading left to right: E. W. Pipe, Editor of the Oregonian;...
2004-06-17
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(Reprinted from Contracting, August, 1916) The Multnomah County Mountain Boulevard A Large Variety of Handsome Heavy Road Construction to Attract Tourists and Open Inaccessible, Fertile Country Many Concrete Viaducts, Bridges, Tunnels, Rock Cuts,...
2004-06-16
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20 p. An offprint of the journal Contracting, this pamphlet contains four reprints of articles and photographs previously published in the summer of 1916. Three articles are reprinted from Contracting, and the fourth, by Henry Bowlby, is reprinted...
2024-11-23
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COLUMBIA RIVER POWER AND THE NORTHWEST NEW INDUSTRIES NEW JOBS SAVINGS TO THE FARMER SAVINGS IN THE HOME MORE PROFITS TO BUSINESS
2004-06-23
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UNITED STATES DEPARTMENT OF THE INTERIOR HAROLD L. ICKES, Secretary THE BONNEVILLE POWER ADMINISTRATION Paul J. Raver, Administrator Portland, Oregon November, 1940
2004-06-23
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EXPLANATION In the act creating the Bonneville Power Administration of the United States Department of the Interior, Congress instructed the Administrator to build a power transmission system "to encourage the widest possible use of all electric...
2004-06-23
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This is a graphic image representing the many purposes served by the Bonneville dam.
2004-06-23
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BONNEVILLE AND GRAND COULEE AT A GLANCE Bonneville Dam was the first major Federal development of the Columbia River. It was built primarily as a navigation measure to eliminate the dangerous Cascade Rapids and to help bring cheap water...
2004-06-23
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This set of graphic images depicts the low cost of transportation in the Pacific Northwest and internationally.
2004-06-23
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BONNEVILLE DAM IS ONLY THE FIRST STEP IN USING THE COLUMBIA RIVER TO BUILD A GREATER NORTHWEST Why the Columbia River is the key to the future of the Northwest: 1. Over it, ships will provide low-cost transportation connecting the mines, farms,...
2004-06-23
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This is an image demonstrating the potential electrical output of the Columbia River Basin compared to the United States electric utility industry as a whole.
2004-06-23
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3. The Columbia River is the greatest single undeveloped source of water power in the United States. With its tributaries it can produce power equal to that purchased in 1929 in the entire United States by All the homes. All the farms. All the...
2004-06-24
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