Materials
NYC Plumbing Code § PC 1102
in effectSection PC 1102: Materials
1102.1 General.
The materials and methods utilized for the construction and installation of storm drainage systems shall comply with this section and the applicable provisions of Chapter 7.
1102.2 Storm drainage conductors and leaders.
Storm drainage conductors and leaders shall conform to Sections 1102.2.1 and 1102.2.2.
1102.2.1 Inside storm drainage conductors.
Inside storm drainage conductors installed above ground shall conform to one of the standards listed in Table 702.1.
1102.2.2 Exterior storm drainage leaders.
Exterior storm drainage leaders installed above ground shall conform to one of the standards listed in Table 702.1.
Exception: Exterior storm drainage leaders installed above ground for buildings in occupancy Group R- 3 and bulkheads draining to other roof surfaces.
1102.3 Underground building storm drain pipe.
Underground building storm drain pipe shall conform to one of the standards listed in Table 702.2.
1102.4 Building storm sewer pipe.
Building storm sewer pipe shall conform to one of the standards listed in Table 1102.4.
Table 1102.4
Building Storm Sewer Pipe
Material Standard
Cast-iron pipe ASTM A 74; ASTM A 888; CISPI 301
Chlorinated polyvinyl chloride (CPVC) plastic b ASTM F 437; ASTM F 438; ASTM F 439
Concrete pipe ASTM C 14; ASTM C 76; CSA A257.1M; CSA A257.2M
Copper or copper-alloy tubing (Type K or L) ASTM B 75; ASTM B 88; ASTM B 251
Ductile-iron pipe AWWA C151
Galvanized steel pipe ASTM A 53; ASTM A 123
High density polyethylene pipe (HDPE) a ASTM D 3350
Polyvinyl chloride (PVC) plastic pipe (Type DWV, SDR26, SDR35, SDR41, PS50 or PS100) b ASTM D 2665; ASTM D 3034; ASTM F 891; CSA B182.4; CSA B181.2; CSA B182.2
Stainless steel drainage systems, Type 316L ASME A112.3.1
Vitrified clay pipe ASTM C 4; ASTM C 700
a. Approved plastic sewer for piping 12 inches and larger in accordance with Section 1101.10, Exception 2.
b. Limited to residential buildings five stories or less in height.
1102.5 Subsoil drain pipe.
Subsoil drains shall be open jointed, horizontally split or perforated pipe conforming to one of the standards listed in Table 1102.5.
Table 1102.5
Subsoil Drain Pipe
Material Standard
Cast-iron pipe ASTM A 74; ASTM A 888; CISPI 301
Polyethylene (PE) plastic pipe ASTM F 405; CSA B182.1; CSA B182.6; CSA B182.8
Polypropylene (PP) plastic pipe ASTM F 2764; ASTM F 3219
Polyvinyl chloride (PVC) Plastic pipe (type sewer pipe, SDR35, PS25, PS50 or PS100) a ASTM D 2729; ASTM D 3034; ASTM F 891; CSA B182.2; CSA B182.4
Porous concrete pipe ASTM C 654
Stainless steel drainage systems, Type 316L ASME A112.3.1
Vitrified clay pipe ASTM C 4; ASTM C 700
a. Limited to residential buildings five stories or less in height.
1102.6 Roof drains.
Roof drains shall conform to ASME A112.6.4 or ASME A112.3.1.
1102.7 Fittings.
Pipe fittings shall be approved for installation with the piping material installed, and shall conform to the respective pipe standards or one of the standards listed in Table 1102.7. The fittings shall not have ledges, shoulders or reductions capable of retarding or obstructing flow in the piping. Threaded drainage pipe fittings shall be of the recessed drainage type.
Table 1102.7
Pipe Fittings
Material Standard
Acrylonitrile butadiene styrene (ABS) plastic pipe in IPS diameters a ASTM D 2661; ASTM F 628; CSA B181.1
Acrylonitrile butadiene styrene (ABS) plastic pipe in sewer and drain diameters ASTM D 2751
Brass ASTM B 62
Cast-iron ASME B16.4; ASME B16.12; ASTM A 888; CISPI 301; ASTM A 74
Chlorinated polyvinyl chloride (CPVC) plastic a ASTM F 437; ASTM F 438; ASTM F 439
Copper or copper-alloy tubing (Type K, L) ASTM B 75; ASTM B 88; ASTM B 251
Ductile iron AWWA C110
Galvanized steel ASTM A 153; ASME B16.3
High-density polyethylene (HDPE) ASTM D 3350
Malleable iron ASME B16.3
Polyethylene (PE) plastic pipe a ASTM F 2306 / F 2306M
Polyolefin a CSA B181.3; ASTM F 1412; ASTM D 2657
Polypropylene (PP) plastic pipe a ASTM F 2764; ASTM F 3219
Polyvinyl chloride (PVC) plastic a ASTM D 2464; ASTM D 2466; ASTM D 2467; CSA B137.2; ASTM D 2665; ASTM D 3311; ASTM F 1866
Polyvinyl chloride (PVC) plastic pipe in sewer and drain diameters a ASTM D 3034
Polyvinylidene fluoride (PVDF) plastic pipe a ASTM F 1673; CSA B181.3
Stainless steel drainage systems, Type 316L ASME A112.3.1
Vitrified clay ASTM C 425
a. Limited to residential buildings five stories or less in height.
Source: City of New York, Charter, Administrative Code and Rules (American Legal Publishing XML export, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/newyorkcity/latest/NYCadmin/0-0-0-163383Fetched: 10/24/2026