[Code of Federal Regulations]

[Title 49, Volume 4]

[Revised as of October 1, 2005]

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

[CITE: 49CFR230.33]



[Page 426]

 

                        TITLE 49--TRANSPORTATION

 

       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 

                             TRANSPORTATION

 

PART 230_STEAM LOCOMOTIVE INSPECTION AND MAINTENANCE STANDARDS--Table 

of Contents

 

                   Subpart B_Boilers and Appurtenances

 

Sec. 230.33  Welded repairs and alterations.



    (a) Unstayed portions of the boiler containing alloy steel or carbon 

steel with a carbon content over 0.25 percent. Prior to welding on 

unstayed portions of the boiler, the steam locomotive owner and/or 

operator shall submit a written request for approval to the FRA Regional 

Administrator. If the approval is granted, the steam locomotive owner 

and/or operator shall perform any welding to unstayed portions of the 

boiler in accordance with an accepted national standard for boiler 

repairs. The steam locomotive owner and/or operator shall satisfy 

reporting requirements in Sec. 230.20 at this time.

    (b) Unstayed portions of the boiler containing carbon steel not 

exceeding 0.25 percent carbon. The steam locomotive owner and/or 

operator shall perform any welding to unstayed portions of the boiler in 

accordance with an accepted national standard for boiler repairs. The 

steam locomotive owner and/or operator shall satisfy reporting 

requirements in Sec. 230.20 at this time.

    (c) Wastage. The steam locomotive owner and/or operator shall submit 

a written request for approval to the FRA Regional Administrator before 

performing weld build up on wasted areas of unstayed surfaces of the 

boiler that exceed a total of 100 square inches or the smaller of 25 

percent of minimum required wall thickness or 1/2 inch. Wasted sheets 

shall not be repaired by weld build up if the wasted sheet has been 

reduced to less than 60 percent of the minimum required thickness as 

required by this part.

    (d) Flush patches. The steam locomotive owner and/or operator shall 

submit a written request for approval to the FRA Regional Administrator 

for the installation of flush patches of any size on unstayed portions 

of the boiler.

    (e) Stayed portions of the boiler. The steam locomotive owner and/or 

operator shall perform welded repairs or alterations on stayed portions 

of the boiler in accordance with established railroad practices, or an 

accepted national standard for boiler repairs. The steam locomotive 

owner and/or operator shall satisfy the reporting requirements in Sec. 

230.20 at this time.