Knoxville daily chronicle. [volume] (Knoxville, Tenn.) 1870-1882, 1873-03-11

suitable arrangements be MADE elsewhere
to permit the passage of single boats un-
der the bridge at low water; and all
bridges over the Ohio river, below the
CoviDgtoh and Cincinnati suspension
bridge, shall have in addition to the high
span prescribed above, a pivot draw, Civ
ing two clear openings of one hundred and
sixty feet each, measured at right angles
to the current at the average stage of wa
ter in the river, and located in part of
the bridge that can be safely and conven-
iently reached at that stage; and that said
draw shall be opened promptly upon reas-
enable signal, for the passage of boats
whose construction shall not be such as to
admit of their passage under the station
trains are passing over the same; but in
no case shall unnecessary delay occur in
opening the draw before or after the pas
sage of trains.
Sec. 8. That the piers of the high span
and the piers of the draw shall be built
parallel with the current at that stage of
the river which is most important for nav
igation and that 20 ripraps or other out
side protection for imperfect foundation
will be permitted in the channel way of
the high span, or of the draw openings.
Sec. 4. That any person, company, or
corporation authorized to construct
bridge across the Ohio river, shall give
notice, by publication for one week in
newspapers having wide circulation, in
not less than two newspapers in the cities
of Pittsburg, Cincinnati, and Louisville,
for bridges, above the mouth of the Big
Sandy, and in the cities of Pittsburg, Gin
cinnati, Louisville, Saint Louis, Mem
phis, and New Orleans, for bridges below
the mouth of the Big Ssndy, and shall
submit to the Secretary of War, for his ex-
animation, design and drawings of the
bridge and piers, and a map of the loca-
ton giving, for the space of at least one mile
above and one mile below the proposed loca-
tion the topography of the banks of the river,
the shore lines at high and low water, the di-
rection of the current at all stages, and the
soundings accurately showing the bed OF the
stream, the location of any other bridge or
bridges, and shall furnish such other informa-
ton as may be required for full and satisfacto-
ry understanding Ofthe subject by the Secretary
of War; and if the Secretary of War is satisfied
that the provisions of the law have been COM
piled with in regard to location, the building of
the piers may De at once commenced; but if it
shall appear that the conditions prescribed by
this act cannot be complied with at the location
where it is desired to construct the bridge, the
Secretary of War shall, after considering any
circumstances filed against the building ofsaid
bridge, and furnishing copies of such remon-
strances to the board Of engineers provided for
in this act, detail board composed of three ex-
perienced officers of the corps of engineers, 10
examine the case, and may, on their recon.
mendation, authorize such notifications in the
requirements of this act, AS to location and PIERS
as will permit the construction of the bridge;
not. however, diminishing the width of the spans
con emplated by this act Provided, that the
free navigation of the river be not materially
injured thereby.
Sec. s. That all parties owning, occupying, or
operating bridges over the Ohio river shall
maintain, at their own expense from sunset to
sunrise throughout the year, such lights on their
bridges as may be required by the Light House
board Tor the security of navigation; and all
persons owning, occupying, or operating any
bridge over the Ohio river SHALL in any event,
maintain all lights on their bridge that may be
necessary for the security of navigation.
Sec G. That any bridge constructed under
this act and according to its limitations, shall
and known as a post road, upon which, also,
no higher charge shall be made for the trans
mission over the same of the mails, the troops
and the munitions of war of the United States
than the rate per mile paid for the transportion
over the railroads or public highways leading to
said bridge and the United States shall have
the right of way for postal telegraph purposes
across any such bridge; and in case of any liti-
CATION arising from any obstruction or alleged
obstruction to the navigation of said river Gre
ated by the construction of any bridge under
this act, the cause or question arising may be
tried before the district court of the United
States of any State in which any portion of said
obstruction or bridge touches
Sec 7. That the right to alter or amend this
act, so as to prevent or remove all material OBJ
structions to the navigation Of said river by
the future construction of bridges, is hereby ex-
pressly reserved, without any liability of the
government for damages on account of the al
iteration or amendment of this act, or on ac-
court of the prevention or requiring the re-
moval of any such distractions; and if any
change be made in the plan of construction of
any bridge constructed under this act, during
the progress of the work thereon or before the
completion of such bridge, such change shall be
subject to the approval Of theSecretary of War;
and any change in the construction, or any al
teration of any snch bridge that may be directed
at any time by Congress, shall be made at the
cost and expense of the owners thereof.
Sec s. That joint resolution number ten, APP
proved April seventh, eighteen hundred and
sixty nine authorizing the construction OF
bridge over the Ohio river at Paducah, be, and
the same hereby is, repealed.
Sec 9. That the provisions Of an act entitled
" An act to provide for the better security of
life on vessels propelled in whole or in part by
steam," &c, approved February twenty eight,
eighteen hundred and seventy one, so far as
they relate to the Limitation of steam pressure of
steam boats used exclusively for towing and
carrying freight on the Mississippi river and
its tributaries, are hereby so far modified as to
substitute for such boats one hundred and fifty
dred and ten pounds, as provided in said act for
the standard pressure upon standard boilers of
forty two inches diameter, and of plates OF one
quarter of an inch in thickness; and such boats
may. on the written permi. of the sup cruising
inspector Of the district in which such boats
shall carry on their business for period of
twelve months from and after the passage of
this act, be permitted to carry steam above the
standard pressure of one hundred and ten
pounds, but not exceeding the standard pres
c,rra of nm hnD nd To dc 70 fbol
square inch.
j. G. BLAINE,
Speaker Of the House of Representatives.
SCHUYLER COLFAX,
Vice-President of the United States and Presi-
dent of the Senate
Approved, December II, 1872.
u. s. GRANT.
GENERAL NATURE-No q
AN ACT authorizing the construction of rail-
road bridges across the Mobile river and 9th