About this chapter: Chapter 33 regulates methods and systems that control storm water from a building, such as from subsoil drainage systems and rainfall on roof surfaces. Regulations for sumps and pumping systems for subsoil drainage systems are provided in this chapter.
Code development reminder: Code change proposals to this chapter will be considered by the IRC—Mechanical/Plumbing Code Development Committee during the 2021 (Group A) Code Development Cycle.
ASTM A74; ASTM A888; CISPI 301
|Polyethylene (PE) plastic pipe||
ASTM F405; CSA B182.1; CSA B182.6; CSA B182.8
|Polyvinyl chloride (PVC) plastic pipe
(type sewer pipe, SDR 35, PS25, PS50 or PS100)
ASTM D2729; ASTM D3034; ASTM F891; CSA B182.2; CSA B182.4
|Stainless steel drainage systems, Type 316L||
|Vitrified clay pipe||
ASTM C4; ASTM C700