[Code of Federal Regulations]

[Title 49, Volume 4]

[Revised as of October 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 49CFR230.36]



[Page 441]

 

                        TITLE 49--TRANSPORTATION

 

       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 

                             TRANSPORTATION

 

PART 230_STEAM LOCOMOTIVE INSPECTION AND MAINTENANCE STANDARDS--Table 

 

                   Subpart B_Boilers and Appurtenances

 

Sec.  230.36  Hydrostatic testing of boilers.



    (a) Time of test. The locomotive owner and/or operator shall 

hydrostatically test every boiler at the following times:

    (1) During the 1472 service day inspection, and at every annual 

inspection thereafter;

    (2) After making any alteration to the boiler;

    (3) After installing a flush patch on an unstayed portion of the 

boiler; and

    (4) After any riveting on an unstayed portion of the boiler.

    (b) Method of testing. The metal temperature of the boiler shall be 

between 70 degrees Fahrenheit and 120 degrees Fahrenheit each time it is 

subjected to any hydrostatic pressure. Hydrostatic testing required by 

these rules shall be conducted at 25 percent above the MAWP.

    (c) Internal inspection. An internal inspection of the boiler shall 

be conducted following any hydrostatic test where the pressure exceeds 

MAWP.