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Building storm sewers shall conform to one of the standards listed in Table 18-29-702.3.
(Amend Coun. J. 3-27-02, p. 82090, §§ 1, 3; Amend Coun. J. 7-29-15, p. 3537, § 4)
Subsoil drains shall be open-jointed, horizontally split or perforated pipe conforming to one of the standards listed in Table 18-29-1102.5, except corrugated pipe is not allowed.
Material | Standard |
Cast-iron pipe | ASTM A74; ASTM A888; CISPI 301 |
Polyethylene (PE) plastic pipe | ASTM F405; ASTM F667; CSA B182.1; CSA B182.6; CSA B182.8 |
Polyvinyl chloride (PVC) plastic pipe (Type Sewer Pipe, PS25, SDR35, PS50 or PS100) | ASTM D 2729; ASTM D3034; ASTM F891; CSA B182.2; CSA B182.4 |
Stainless steel drainage systems, Type 316L | ASME A112.3.1 |
Vitrified clay pipe | ASTM C4; ASTM C700 |
(Amend Coun. J. 7-29-15, p. 3537, § 4; Amend Coun. J. 10-14-21, p. 37722, Art. XI, § 3)
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 18-29-702.4. 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.
Leaders and storm drains connected to a combined sewer shall be trapped. Individual storm water traps shall be installed on the storm water drain branch serving each conductor, or a single trap shall be installed in the main storm drain just before its connection with the combined building sewer or the public sewer. One trap may serve more than one downspout, and any such trap shall be on the downstream side of the connection to any sanitary sewer or any combined sewer or drain, and shall be set where not subject to frost.
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