[Code of Federal Regulations]
[Title 46, Volume 2]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 46CFR52.25-20]

[Page 135]
 
                           TITLE 46--SHIPPING
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 52_POWER BOILERS--Table of Contents
 
                    Subpart 52.25_Other Boiler Types
 
Sec. 52.25-20  Exhaust gas boilers.

    Exhaust gas boilers with a maximum allowable working pressure 
greater than 103 kPa gage (15 psig) or an operating temperature greater 
than 454 [deg]C. (850 [deg]F.) must be designed, constructed, inspected, 
tested and stamped in accordance with the applicable provisions in this 
part. The design temperature of parts exposed to the exhaust gas must be 
the maximum temperature that could normally be produced by the source of 
the exhaust gas. This temperature must be verified by testing or by the 
manufacturer of the engine or other equipment producing the exhaust. 
Automatic exhaust gas boiler control systems must be designed, 
constructed, tested, and inspected in accordance with Sec. 63.25-7 of 
this chapter.

[CGD 88-057, 55 FR 24236, June 15, 1990]