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Oregon Digital
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in one year, between 1879 and 1880, indicate a possible close approach to a breach at this point through the Middle Sands.
The more southerly depression had in 1878 a width between the 3-fathom curves of 4,600 feet, with a depth of 13 feet; in...
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It is not the purpose to analyze the changes which have taken place in the channel and other features— which, however, have been mainly dependent upon the movement of Sand Island with its shoal, and of Clatsop Spit—nor determine whether the...
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To accompany Report of Board of Engineers for Fortrifications and River and Harbor Improvements of February 12th 1881.
Soundings are expressed in fact and show the depths at the average of lowest low water.
Note. Small circles in red...
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002.
IMPROVEMENT OF UPPER WILLAMETTE AND YAMHILL RIVERS, OREGON.
The amount available. for the continuance of this improvement at the opening of the fiscal year was $18,373.16, a part of which was under contract for rock removal at Rock...
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legislative act of October 18, 1878, to build a wooden bridge across the Willamette River at Morrison street was under consideration, and enabled me to determine by actual measurement the current velocities in the channel at the highest stage....
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the language of the opinion rendered by Judge Deady, it is surprising that " any person should have the hardihood to undertake such an important enterprise without first obtaining the sanction of Congress."
I respectfully invite attention to the...
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Abstract of contract for the improvement of the Upper Willamette River, in force during part of the fiscal year ending June 30, 1881.
Name and residence of
contractor.
Joseph Paquet, East Portland, Oreg.
Subject of contract.
Sept. 23,...
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The operations for the maintenance and improvement of the channel consisted in the removal of portions of several rocks from the vicinity of Rock Island, 16 miles above Portland, and in the ordinary work of the snag-boat, removing snags and drift,...
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The aggregate of the snag-boat's work during the year is—On the Upper Willamette :
Number of snags removed 1.021
Number of trees cut from the banks 374
And on the Lower Willamette :
Number of snags removed 100
Number of trees cut...
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The aggregate of the snag-boat's work during the year is—On the Upper Willamette :
Number of snags removed 1.021
Number of trees cut from the banks 374
And on the Lower Willamette :
Number of snags removed 100
Number of trees cut...
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corresponding to 51 feet at ordinary low stage, but at Eddy Rock, No. 10 of the chart, on the north side of the ripple called Upper Bucking Place, and near the lower end of the rapids, it was discovered that owing either to all oversight on the...
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within twenty days. As the season was getting late, it was expected that he would charter river boat to assist him in getting his plant up the river. Instead of this he relied upon the individual efforts of the crew, which, in a river with such a...
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but as it is now universally conceded to be the most rapid, either in the Snake or Columbia River, it would be well to concentrate a large proportion of the next appropriation upon it. As was said in the last annual report, the most important...
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These rivers are in the collection district of the Willamette. Portland, Oreg., is the nearest port of entry. The nearest light-houses and works of defense are at the mouth of the Columbia River, but troops garrison the posts of Walla Walla,...
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Map of PALOUSE RAPIDS
ON THE SNAKE RIVER W.T.
showing the positions of Rocks in process
of removal under the direction of
MAJOR G. L. GILLESPIE, CORPS OF ENGINEERS
1880-81
Line of Channel at highest stage of water
High water...
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Abstract of contracts for improving the Upper Columbia and Snake rivers, in force during the fiscal year ending June 30, 1881.
Names and residences of contractors.
George J. Ainsworth, Portland, Oreg.
J. B. Montgomery, Portland, Oreg....
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Abstract of contracts for improving the Upper Columbia and Snake rivers, in force during the fiscal year ending June 30, 1881.
Names and residences of contractors.
George J. Ainsworth, Portland, Oreg.
J. B. Montgomery, Portland, Oreg....
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gate at its head and foot, so that it may readily be pumped out in case of needed repairs, or vessels being wrecked in it.
There should be a guard gate at the head of the canal, the top of which should he at least 2 feet higher than the highest...
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it. Between Station 25 + 40 and Station 26 + 60, the trench is excavated to a depth of 20 feet; it had to be abandoned on account of the rising river, but was previously covered with timber weighted with stone to prevent its filling with sand and...
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of the cars will certainly result in continual and unremitting degradation of the slopes.
I respectfully invite attention to the carefully prepared report of Capt. Charles IF. Powell, Corps of Engineers, in local charge, which gives a concise...
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Money statement.
July 1, 1880, amount available $117, 116 60
Amount appropriated by act approved March 3, 1881 100, 000 00
$217, 116 60 July 1, 1881, amount expended during fiscal year, exclusive
of outstanding liabilities July 1, 1880...
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of excavation until the middle of August. Spoil materials from the canal prism were worked into the embankment or used as filling on the opposite side to make working ground and good roads. As the lower levels were uncovered the force was...
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stone, and loose gravel. The foundation courses are set in hydraulic mortar and bolted to the conglomerate rock; the lowest course is at reference 71.0, or 2.4 feet below extreme low-water. The top course is at reference 94.0 and is 158 feet long....
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First quarter 1881:
Hired labor $23,281 94
Materials 2,549 80
Transportation 808 69
Telegrams, traveling expenses, &c 101 69
$26,742 12
Second quarter 1881:
Hired labor 23,966 46
Materials 2,144 38
Transportation 199 73...
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