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tion of the canal ought to await the improvement of the river below, since the effect of removing the rocks and reefs in the bed of the river will be to lower the water surface at low stage, and the amount of this lowering cannot be calculated...
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[First indorsement.]
Respectfully returned to the Chief of Engineers, approved. By order of the Secretary of War.
H. T. CROSBY,
Chief Clerk. WAR DEPARTMENT,
December 18, 1880.
REPORT OF THE BOARD OF ENGINEERS FOR THE PACIFIC COAST...
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we recommend that this be done at some time in the future and before the high-water system shall be again considered.
This high-water system involves one difficulty which is peculiar to itself, and another which it shares with the low-water...
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red to, "that actual construction ought to await the improvement of the river from the foot of the main rapids to the lower steamboat landing," and for the reasons stated.
The effect of removing the rocks and reefs in the bed of the river will...
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steaming from the lower landing (6 miles below main rapids) up through the minor rapids to the foot of the main rapids. The steamer was the Willamette Chief, 18-inch cylinder by 7 1/2-foot stroke, 110 to 121 pounds steam, and 2-feet draught. The...
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This channel or trunk would rest mainly upon an artificial foundation consisting of heavy riprap, which would need time for settlement, and would require its top to be carefully graded to receive the reversed arched bottom.
Such a system would...
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The following is a summary of the recommendations of the Board :
1st. Improvement of the river with a single lock near the foot of the main rapids for navigation up to 20 feet above low-water gauge No. 2, and a guard gate at the head of canal to...
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stern-wheelers except the Idaho, a small old side-wheeler, which has of late years been run on the Middle Columbia as a winter boat.
Barges as well as steamers take their loads on deck entirely. The freight is laid in packages and is moved by...
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According to experience on older rivers, freight would be carried principally by barges in fleets, and side-wheel steamers would accommodate passenger traffic. The same experience shows that single lockage of fleets is greatly to the advantage of...
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LETTER OF MR. JOHN GATES, CHIEF ENGINEER OREGON RAILWAY AND NAVIGATION COMPANY.
OREGON RAILWAY AND NAVIGATION COMPANY,
Portland, August 3, 1880.
DEAR SIR : Yours of July 31 received. The side-wheel steamboat that you refer to is 257 feet...
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STERN-WHEELERS.
When built.
Length.
Extreme width.
Ft. in. Ft. in.
Wyoming ,1879 257 0 45 6
W. N. Chancellor Aug., 1879 176 0 35 0
Emma Graham June, 1877 221 1 42 0
Fashion Aug., 1877 220 0 41 2
MODEL BARGES.
Ft. in. Ft....
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LETTER OF CAPT. O. H. ERNST, CORPS OF ENGINEERS.
UNITED STATES ENGINEER OFFICE, Saint Louis, Mo., September 10, 1880.
SIR: Your letter of the 27th ultimo was duly received.
The dimensions of the tow-boats recently built for the Saint Louis...
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58 p. Includes sections of Appendix OO: 1881 annual report of Maj. G. L. Gillespie, Corps of Engineers, Bvt. Lieut. Col., detailing construction, navigation, surveys and other works of river improvements for the Willamette and Columbia rivers....
1882-11-24
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47TH CONGRESS, 2d Session.
HOUSE OF REPRESENTATIVES.
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 SECOND SESSION...
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ANNUAL REPORT
OF THE CHIEF OF ENGINEERS,
UNITED STATES ARMY.
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[unrelated material omitted]
DEFENSES OF THE COLUMBIA.
Defenses at the mouth of the Columbia River, Oregon, and Washington Territory, in charge of Maj. G. L. Gillespie, Corps of Engineers, until July 27, 1881; since that date in charge of...
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DEFENSES OF THE COLUMBIA—Continued.
left open for circulation of air, and not filled with earth, as in the former revetment.
During October and November an inexpensive shore protection of brush-work was placed on the beach in front of the...
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[unrelated material omitted]
IMPROVEMENT OF RIVERS AND HARBORS IN OREGON AND IN WASHINGTON TERRITORY-IMPROVEMENT OF LOWER CLEARWATER RIVER, IDAHO-CONSTRUCTION OF CASCADES CANAL, COLUMBIA RIVER.
Officer in charge, Capt. C. F. Powell,...
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ing at the bars during construction of permanent works and on shoal places in the river below Saint Helens, and in snagging operations.
The natural depth of river channel was not more than 12 feet at low-water on the shoalest place.
The amount...
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head of an inconvenient low-water navigation on a draught of 21 feet; 1 foot only could carried to higher points. The amount expended to June 30, 1882, is $109,360.53, and has resulted in making and keeping an easy channel, with a least depth...
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Amount (estimated) required for completion of existing project $56, 000 00
Amount that can be profitably expended in fiscal year ending June 30, 1884 56, 000 00
(See Appendix 00 3.)
4. Canal around Cascades of Columbia River,...
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[unrelated material omitted]
COLUMBIA RIVER.
The defenses at the month of this river having been built rapidly and for a special purpose, are of a temporary kind—field works in design—with platforms, magazines, and breast-height of...
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9 p. Selected pages of the Report of the Chief of Engineers, United States Army for 1882. Included are annual reports upon works of river and harbor improvements for the Willamette and Columbia rivers.
1882-11-24
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47TH CONGRESS,
2d Session.
HOUSE OF REPRESENTATIVES.
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 SECOND...
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[unrelated material omitted]
APPENDIX OO.
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 CAPTAIN CHARLES F....
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