Chapter 244. To amend section forty-four hundred and thirty-four of the Revised Statutes of the United States, and for other purposes
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CHAP. 244.— An Act To amend section forty-four hundred and thirty-four of the Revised Statutes of the United States, and for other purposes. March 2, 1909.[[H.R. 28175](/us/bill/70/hr/28175).][[Public, No. 301.](/us/pl/70/301)] *Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled*, That section forty- fourSteam vessels.Boiler plates.Vol. 28, p. 690, amended.Thickness i ncreased. hundred and thirty-four, Revised Statutes of the United States, as amended by the Act of Congress approved February twenty-eighth, eighteen hundred and ninety five, be amended by inserting a hyphen and the word “eight” after the word “thirty” in the second line of the section, and by inserting after the word diameter” in the ninth line of the section a comma and the words “the measurements to be taken from the center of the length of the tapered section of said flues,” and by striking out, in the fifteenth and sixteenth lines of the section, the words “Secretary of the Treasury” and inserting in lieu thereof the words “Supervising Inspector-General,” and by insertingSupervising Inspector-General to determine. after the word “thirty,” in the twentieth line of the section, a hyphen 687 and the word “eight,” and after the word “the,” in the twenty-third line of the section, the word “approved.” so that the section as amended shall read as follows:
Sec. 4434. No externally fired boiler having its shell constructed ofThickness of toiler plates increased for certain rivers.R. S., sec. 4434, p. 859, amended. iron or steel plates, exceeding an average thickness of thirty-eight one-hundredths of an inch, shall be employed on any steam vessel navigating the Red River of the North or rivers flowing into the Gulf of Mexico or their tributaries; and no externally tired boiler employedSpace between flues. on any such steam vessel shall have less than three inches space between its shell and any of its internal flues, and not less than three inches space between such flues when any such flues are more than five inches in diameter, the measurements to be taken from the center of the length of the tapered section of said flues; and every such externallyManhole. tired boiler employed on any such steam vessel shall be provided with a manhole in the lower part of the front head thereof, of such dimensions as may be prescribed by the Board of Supervising Inspectors, in all cases where the distance between its internal flues is less than three inches.
Externally fired boilers having shells constructedExtra thickness allowed ocean, etc., vessels.Decision. of iron or steel plates not exceeding an average thickness of fifty one- hundredths of an inch may, in the discretion of the, Supervising Inspector-General, be authorized and employed on steam vessels navigating the Atlantic and Pacific oceans, or salt-water bays, or sounds, or the Great Lakes, or any of them, and waters flowing to*Proviso.*Average required. and from the same, or any of them: *Provided.*, That on inspection, no plate that is by this Act limited to a thickness of thirtv-eight one- hundredths of an inch and no plate that is by this Act limited to a thickness of fifty one-hundredths of an inch shall be rejected for use if found to exceed those dimensions, respectively, if the approved average thickness thereof does not exceed the limits therein specified, and the amount of steam pressure that will be permitted to be carried in boilers constructed in accordance with the requirements of this Act shall be determined from measurements showing the least thickness of the plates.
Sec. 2. That all externally fired boilers, constructed of iron or steel,Boilers in use. prior to the passage of this Act, and now in use on any such vessels, wherein the space between the shell and any of its internal flues or between such flues is less than three inches, they shall be deemed lawfully constructed. Sec. 3. That all laws or parts of laws conflicting with this Act areRepeal. hereby repealed. • Approved, March 2, 1909.