Rock Island Argus. (Rock Island, Ill.) 1893-1920, 1917-12-31

down to Smiths island, and lock at
lower end OF Smiths island. Sub
aqueous excavation of rock, $4,000
cubic yards, near lie Claire and below
Smiths island will also be carried
out. A good part of this excavation
has been completed. the broken rock
being used in strengthening the .cof-
ferdam. When completed, this canal,
which on account of the comparatively
small sums that can be annually al
looted for the work Will be several
years from now, will be little over
three miles long $50 feet wide and six
feet deep at lowest water with lock
at Smiths island $50 feet by so feet,
and with substantial outside wall
with crest elevation seven feet above
low water.
In the division Rock Island to Bur-
lington, hired-labor operations were
carried on between Andalusia and
Port Louisa. Pipeline dredge Mayor
was employed for about three months
in removing sand from the channel in
vicinity OF Keithsburg, Benton and
Turkey islands. Pipeline dredge Etna
was employed for a short period in
deepening the channel above Port
/ Louisa and also dredging out the Day-
export Harbor OF Refuge. Four tim
/ Der and rock cribs were constructed in
/ this harbor for mooring boats in win
| ter quarters. BY contract in this di-
vision there were built eight spur and
| three closing dams. and one closing
dam repaired. Surveys were made at
Rock Island. ILL.,, and Burlington,
| Iowa, preparatory to the establish
ment of barber lines at these points.
/ In the division Burlington to Hanni-
/ hal. work was carried on by hired la
! Dor at various points between War
saw and Canton. resulting in the con-
/ struction of two dams and one piece
of shore protection Pipeline dredge
! Apo was employed about two months
lin deepening the channel at various
points between Keokuk and head OF
Armstrong island. Pipeline dredge
Taal was employed for about one
month in dredging the channel in vi
entity of Hog Back island. BY con-
tract between Quincy and Hannibal
work was carried on resulting in the
construction Of one dam and two
/ pieces of shore protection. Six dams
were repaired and one piece of shore
protection. Three dams were length
ened.
In .he division Hannibal TO Ham
burg, hired labor operations were car.
ried on in vicinity of Cottonwood and
Crider islands, resulting in the repair
of two closing dams. BY hired labor
fnj
and completed in the raising and en-
largement of the Louisiana Ferry
Dixie.
In the division Hamburg to mouth
: of Missouri river. hired-labor opera
tons were carried on in vicinity o.
Wood river and Maple island. One
piece of shore protection was repaired
: and construction of one closing dan
/ and one piece of shore protection
; commenced Dipper dredge Keokul
was employed for about two months
| in removing distractions at Hamburg
l steamboat landing, obstructing por
: tons of five wing dams in vicinity o
Turner and Sand islands, and il
/ dredging out entrance to winter har
: Dor ct Alton Slough. Dipper dredg
?
Imented by pipeline dredge Taal
: which work, after two months dredg
| ing. was completed, BY contract a
r various points between Hamburg ant
e Grafton. three spur dams were con
. structed and one trailing dam re
/ paired, Repaired two spur dams an
r two pieces of shore protection.
= The eight hydraulic plpe-lin
e dredges belonging to this Office wer
: engaged during the season dredgin
n channel at shoal crossings in the rive
5 and Moline pool. also dredging har
d boris, to be used as winter quarter
r for floating plants. Some of th
: dredged material. where practicable
G was used to form the base of dams.
e The locks at Moline and keoku
s were operated. At the latter place th
$ try~dock and lock grounds have bee
II completed and turned over to tn
5, United States with numerous shoni
d Office and other buildings thereon. TIL
0 dry-dock is now fully equipped wit
S needed machinery, buildings and pow
i er for rapid and economical worl
: The Galena river lock was operate,
n The Hennepin canal was operated bl
% the traffic was small although it
= expected It will increase when tn
e state canal from Joliet to La Sail
" has been widened and deepened.
is The original project for the in
Ie proyement Of that portion of the Mi
Ie sissippi river in this district COZ
e templated four and one-half fot
channel Of suitable width at an a,
& proximate cost Of $4,000 per mil