308 FIFTIETH CONGRESS. Sess. I. Ch. 629. 1888. is hereby, authorized to construct and maintain a bridge, and approaches thereto, over Bayou D’Arbonne, in Union Barish, Louisiana, near the town of Farmerville, at the point where said company’s hne of railway as now prolgected crosses said bayou, or at such point as may be selected by said company Said bridge shall be constructed Ra.llwny,wngon,and to provide for the passage of rai way trains, and at the option of said ’°°°“'”‘°‘ company by whic it may be built, may be used for the passage of wagons and vehicles of a lkinds, for the transit of anima s, and for foot-passengers, for such reasonable rates of toll as may be approved from time to time by the Secretary of War. spun. Sec. 2. That if said bridge over the said Bayou D’Arbonne shall _ be constructed with unbroken and continuous spans, there shall be at least one span of a heiglht of not less than eighty feet above low water or fifty feet above ighest water measured to the lowest art of the superstructure of said bridge, and said splan shall have a clear opening of at least one hundred feet between the iers, measured at right an les to the current at every stage, and shall be over that portion of flue bayou used by boats during the ordinary stages of water; and the bridge shall be at right an les to, and the piers arallel with, the current o the bayou. And if gmc said brid e over the said Bayou ¤¤*· D’Arbonne shall be constructed as a draw—bridge, the draw or pivot shall be over the main channel of the bayou at an accessible navigable point, and the pfiening on each side of the pivot pier shall be not less than one hun red feet in the clear; and as nearly as practicable both of said openings shall be accessible at all stages of water, and the spans shal be not less than ten feet above extreme high water, as understood at the point of location, to the lowest part of the superstructure of the bri ge, and the piers and draw-rests shall be parallel with, and the bridge itself at right angles to, the current of the bayou at that stage of the bayou whichis most important for navigation; and no riprap or other outside protection for imperfect foun tions shall be permitted to approach nearer than four feet to the surface of the water at its extreme low stage, or otherwise to Opening mw. encroach upon the channel·ways provided for in this act. Said draw shall be opened promptly u on reasonable signal for the passing of boats; an said company shall maintain, at its own expense, from ugmn, em. sunset till sunrise, such lights or other signals on said bridge as the Light-Hou1sgaBoardingay1pres)cribe. Lnwfui ¤¤r¤¤¢¤¤<> mo. 3. t said r1 ge uilt under this act and sub'ect to its “‘°’°“°"°“"' limitations shall be a lawful structure, and shall be recognized and known as a post-route, upon which also no higher charge shall be made for the transmission over the same of the mails, the troo s and the munitions of war of the United States than the rate per mile, aid for the traugportation over the railroad or public highways leading ’ to the said ridge, and it shall enjoy the rights and rivileges of other post-roads in the United States; and equal privileges m the use_of said bridge shall be granted to all telegraph companies- and the United States s all have the right of way across said brillge and Pcsvslrclssnnh- its approaches for postal telegraph purposes. ¤1¤¤s¤¤- Sec. 4. That if said bridge erected or maintained under the authority of this act shall at any time substantially or materially obstruct the free navggation of said bavou, or shall, in the opinion of the Secretary of ar, obstruct such navigation, he is hereb authorized to cause such change or alteration of such brid e to ble made as will elfectually obviate such obstruction; and such alteration shall bemade and all such obstructions be removed at the expense of the owner or owners of said bridge; and in case of any litigation arising from any obstruction or alleged obstruction to the free navigation of said river caused or alleged to be caused by said bridge, the case ma be brought mhtg; circuitcptciurt of thelgnited: ];fthetState of louisiana in _ ]ur1sd1_ouan po iono said osrucionorbrid ema be
- ’°*·•¤•· located: Promded, Tllat nothing m this act shall be so cogstruell as
