Pennsylvania Code & Bulletin
COMMONWEALTH OF PENNSYLVANIA

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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 54 Pa.B. 5598 (August 31, 2024).

34 Pa. Code § 3a.169. Fuel trains and piping systems.

§ 3a.169. Fuel trains and piping systems.

 (a)  The piping of low-pressure steam systems, except PVC materials, must comply with Chapters 10 and 12 of the IMC.

 (b)  The piping of low-pressure hydronic piping systems, except PVC materials, must comply with Chapter 12 of the IMC.

 (c)  The design and installation of high-pressure steam and high temperature hot water piping must comply with ASME B31.1.

 (d)  The repair of high pressure/temperature piping systems installed before 1998 must comply with the code of construction.

 (e)  The installation of fuel trains and associated piping must comply with ASME/CSD1.

 (f)  Inspection of fuel trains and piping systems shall be determined by the type of boiler to which the system is attached and performed in accordance with §  3a.111 (relating to field inspections).



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