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The bowlder (clam-shell) dredge, belonging to the Cascades Canal, was repaired and fitted out, and worked down-stream at the upper bar, Her progress was slow from the worn condition of the friction apparatus. After making a narrow cut through the...
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PROPELLER SLUICING, COLUMBIA RIVER.
Steamship "Walla Walla" at Saint Helens Bar, August, 1883.
Sauvie's I.
Low water
Chain
Edge of Cut
Scale of Elevation and Plan.
R. A. H.
Sent with annual report 1884 [signature] Chas. F....
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Act July 11, 1870 $31, 000
Act June 10, 1872 50, 000 --$160, 365
Act March 3, 1873, Lower Willamette and Columbia, from Portland,
Oreg., to the sea 20, 000
Act June '23, 1874 20, 000
Act March 3, 1875 20, 000
Act August 14,...
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Columbia River wheat and flour fleets.*
[Compiled from Portland Journal of Commerce.]
1877-'78. 1878-'79. 1879-'80. 1880-81 1881-82. 1882-'82. 1883-'84.1884-'85. Months. Monthly Means.
Arrived. Cleared. Arrived. Cleared. Arrived. Cleared....
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Columbia River wheat and flour fleets.*
[Compiled from Portland Journal of Commerce.]
1877-'78. 1878-'79. 1879-'80. 1880-81 1881-82. 1882-'82. 1883-'84.1884-'85. Months. Monthly Means.
Arrived. Cleared. Arrived. Cleared. Arrived. Cleared....
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beton blocks resting on a foundation course, is provided for at an estimate of cost, without contingencies, of $3,710,000, although mattresses and piling in the shoaler water are recommended wherever practicable and economical. A channel depth of...
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April, when a construction force was assembled, and the pile-driving for shore trestle and the receiving of plant and material were commenced. Post buildings were used as far as needed and convenient, especially ones for housing and messing the...
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was printed for engineer use. The maps delineating the spits by actual soundings show a well defined channel of 6 feet ruling depth, and with more than 18 feet across the line of the jetty, and nearly half way across Clatsop Spit. This break is...
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Abstract of proposals for furnishing piles at Point Adams, "Improving mouth of the Columbia River," opened by First Lieut. Edward Burr, Corps of Engineers, for Capt. Charles
B. Powell, Corps of Engineers, January 30, 1885.
[Delivery to...
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Abstract of contracts, "Improving mouth of the Columbia River," for year ending July 30, 1885.
Subject of contract.
Construction of four sea-going barges 30 by 110 feet, 7 feet depth of hold, at $5,364 each.
Furnishing, delivered at Point...
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New coast and river craft registered at Astoria, 8; tonnage, 222.44.
The above statements include those vessels twice discharging or receiving part cargo at Astoria and Portland, which class is principally made up of the San Francisco passenger...
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[unrelated material omitted]
S S 8.
GAUGING WATERS OF THE COLUMBIA RIVER AND PRINCIPAL TRIBUTARIES.
The object here is to operate an automatic gauge at Astoria and maintain staff-gauges above, for pilots' information, and for record of...
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and and near Walker's Island, Columbia River, for pilots' use; the staff's are black, graduated to half feet, the figures 6 inches high, and the division marks are zinc.
The Astoria sheets were partly read and tabulated. It is expected to...
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[unrelated material omitted]
T T I.
IMPROVEMENT OF THE UPPER WILLAMETTE RIVER, OREGON.
The object of the improvement of this river is to secure light-draught navigation as high up as Eugene City, inclusive of 6 miles on Long Tom Creek, an...
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Operations were resumed by the snag-boat September 15 and continued until December 19, when she was laid up for the season. On the 13th of June she was again placed upon the river for another season's work, after undergoing minor repairs.
During...
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T T 2.
IMPROVEMENT OF THE COLUMBIA RIVER AT THE CASCADES, OREGON.
This is the name of the gorge through which the Columbia River effects the passage of the Cascade Mountains.
It is an extraordinary position. It is the key point in the...
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SKETCH MAP COLUMBIA RIVER REGION
BRITISH COLUMBIA
WASHINGTON TERR.
MONTANA
PACIFIC OCEAN
IDAHO
WYOMING
OREGON
CALIFORNIA
NEVADA
UTAH
VANCOUVER'S ISLAND
Sent to the Chief of Engineers with Annual Report of 1885...
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Square miles.
Vermont 10, 212
Massachusetts 7, 800
Connecticut 4, 750
Rhode Island 1, 306
Total 68,348
New York 47, 000
Pennsylvania 46, 000
New Jersey 8, 320
Delaware 2, 120
Total. 103, 440
Maryland 11, 124...
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Since the date of this report it has been demonstrated that nearly the whole of this great plain is a magnificent grain-producing country, as the statistics submitted herewith will show. Furthermore, the soil is not only fertile, but of...
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Feet, Total fall between foot of canal and foot of Lower Cascades :
At high water 34. 1
At low water 14.0
Distance 18,500.0 Difference between extreme high and low water:
Head of canal 46. 0
Foot of canal 57. 0
Foot of Lower...
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of 24 feet. The reason why 20 feet was fixed upon was that it was not hoped that navigation could be secured in the river below to a higher stage than that. Furthermore, the maximum lift is 24 feet, and hence by making the lower lock work to that...
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The present plan proposes a single low-water lock 462 feet long, 90 feet wide, and with a lift of about 24 feet. The gates are to be constructed of wood.
The gates are to be but 70 feet wide. The foundations, walls, and culverts are to be built...
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(f) Transporting stone. All the stone quarried during the year, together with some quarried previous years, has been transported to the site of the locks, and piled in convenient places, ready for use. Most of the stone for cutting is piled in the...
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Some new plant has been manufactured, including several new stationary derricks and a number of tools for use in the blacksmith shop.
The large centrifugal pump, for pumping out the canal-pit, has been repaired and put in good working order. The...
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The following statement shows the average number of men per day employed during each month of the sear:
Month. Canal work. River work. Total.
July 13. 9 1. 1 15.0
August 58. 8 4. 2 63.0
September 128. 4 18. 4 146.8
October 159. 3...
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