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EXAMINATIONS AND SURVEYS FOR IMPROVEMENT. To comply with requirements of the river and harbor act of March 3, 1879, Major Gillespie was charged with a survey of the Columbia River at the Dalles, in...
2006-01-03
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8 p. Selected pages of the Report of the Chief of Engineers, United States Army for 1882. Included are annual reports detailing improvements of rivers and harbors in Oregon and Washington territory.
1882-11-24
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HOUSE OF REPRESENTATIVES.
47TH CONGRESS,
1st Session.
Ex. Doc. 1,
Part 2.
REPORT
OF THE
SECRETARY OF WAR;
BEING PART OF
THE MESSAGE AND DOCUMENTS
COMMUNICATED TO THE
TWO HOUSES OF CONGRESS
AT THE
BEGINNING OF THE...
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APPENDIXES
TO THE
REPORT OF THE CHIEF OF ENGINEERS,
UNITED STATES ARMY.
(CONTINUED.)
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APPENDIX O O.
IMPROVEMENT OF RIVERS AND HARBORS IN OREGON AND IN WASHINGTON TERRITORY—IMPROVEMENT OF LOWER CLEARWATER RIVER, IDAHO-CONSTRUCTION OF CASCADE CANAL, COLUMBIA RIVER.
REPORT OF MAJOR GEORGE L. GILLESPIE, CORP'S OF ENGINEERS,...
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ber of the required piles was in place by the first week in December, and were properly secured, or nearly so, by waling timbers and rods. The stone and fascine filling at this time had well advanced to more than one-half of the entire length of...
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creasing shoaling was to be found. The great amount of railroad construction going on in Oregon and Washington Territory has brought to the port many sailing vessels, laden with iron and other supplies, with a deeper draught than that of those...
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as to be serviceable for one year more probably. The rivers throughout the year have been in a good navigable state from Portland to the sea, except during the first ten days immediately after the subsidence of the freshet; the bars were then all...
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Mound westward for 350 feet. It effectually checked erosion, and caused an accretion of sand all along that point to such a distance to the north and westward as to practically close the outlet of the lagoon, which has, been the origin of the...
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by Lieut. P. M. Price, Corps of Engineers, whose interesting report is also transmitted for your information.
Lieutenant Price reported to me January 31, 1881, in compliance with Special Order 255, paragraph 6, Adjutant-General's Office,...
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There is a light-house and a work of defense on either shore, at the entrance to the Columbia River.
During the year the steam fog-whistle has been discontinued at the light station on the south side.
In January the light station upon...
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ing coal and lumber interests, has caused great increase in the value of the imports over the Columbia River Bar, and it is expected that the commerce of the Northwest will in the next few years greatly exceed any ever recorded. It is highly...
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shown ; a tracing of the latter to be used in printing copies by the "blue process" for distribution to pilots and others interested in navigation ; a tracing showing the directions and velocities of the surface currents at important points ; and...
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The reduced chart, on a scale of 1: 40,000, and the tracing of it, were drawn by Assistant Engineer R. A. Habersham.
The surveys of Sand Island and Point Adams were made by Assistant Engineer ,T. A. Gillespie, using the stadia for the...
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channels. Nearly all vessels now pass through this cut-off, taking the north channel west of it, and the south channel east of it. In fact, this is now the only route open to deep-draught vessels, on account of the shoaling of the south channel...
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The height of the lower rivers varied during the year as follows:
Date. Locality. Height. Locality. Height. Locality. Height.
1880. Feet. Feet. Feet.
July 2 Portland 27.3 Vancouver Saint Helm's 21.5
September 30 do 2.5 do 1. 5 do...
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tion on the Columbia, this crossing has maintained its shape and depth with little variation, the currents which traverse it being constant in their direction and parallel to the line of greatest depth, while the upper end of the bar under the...
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for at the mouth of the Willamette at the next low-water stage. The soundings also disclosed a layer of very tough mud extending from the foot of Nigger Tom's Island towards the foot of Coon Island revetment, terminating at the 18-foot curve about...
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mented by short screw-bolts of three-quarter-inch iron extending through piles and waling at intervals of 8 feet ; and the piles were driven from 15 to 25 feet into the bottom, as far in fact as they would penetrate without splitting. In all other...
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settlement of the rock, or other disturbance of the work, worthy of note, could he found. But the falling flood had created a whirl about 150 feet below the dam and 100 feet from the bank of Sauvie's Island, which attacked the bottom of the...
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U.S Engineeer Office, Portland, Oreg. Dec. 5, 1880.
G. L. Gillespie [signature]
Maj. of Engrs. Brt. Lt. Col. U.S.A.
To accompany Report to the Chief of Engr's U.S.A. of this date.
Soundings are expressed in fact and show the depths...
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dle Sands, at the point indicated in my previous reports on this harbor, has not been opened with the rapidity and success I anticipated. I be
lieve the cut is gradually deepening. but the process is so slow that the channel cannot be used with...
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ticable if commenced with an appropriation equal to the estimate for the entire work.
It is desirable that the work be commenced as early as the 1st of April next, and pushed vigorously during the summer and autumn, before the coming of the...
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on the bar of 4 1/2 fathoms. The Clatsop Shoal, or South Breakers, which formed the southern margin of the channel, had an extent in a westerly direction of about 71 miles. The north edge of the channel lay about one-half mile south of Cape...
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nate in a southeast course about three-fourths of a mile south of an east-and-west line through Point Adams. The total length, including Sand Island, is about 8 3/4 nautical miles. There are two depressions in these sands, where it has been...
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