Okla. Admin. Code § 748:20-6-31

Current through Vol. 42, No. 3, October 15, 2024

Section 748:20-6-31 - IRC[®] 2018 Chapter 26 General Plumbing Requirements

Chapter 26 of the IRC® 2018 is adopted with the following modifications:

(1) Section P2603.2.1 Protection against physical damage. This section has been modified to change the installation sizing requirement of the holes or notches in studs, joists, rafters or similar members for piping other than cast-iron or galvanized steel from "1 1/4 inches (32 mm)" to "1 1/2 inches (38 mm)." This section has been modified to read: P2603.2.1 Protection against physical damage. In concealed locations, where piping, other than cast- iron or galvanized steel, is installed through holes or notches in studs, joists, rafters or similar members less than 1 1/2 inches (38 mm) from the nearest edge of the member, the pipe shall be protected by steel shield plates. Such shield plates shall have a thickness of not less than 0.0575 inch (1.463mm) (No. 16 Gage). Such plates shall cover the area of the pipe where the member is notched or bored and shall extend not less than 2inches (51 mm) above sole plates and below top plates.

(2) Section P2603.4 Pipes through foundation walls. This section has been modified to add a requirement for the relieving arch or pipe sleeve to comply with the materials and standards listed in Table 3002.1(2). This section has been modified to read: P2603.4 Pipes through foundation walls. A pipe that passes through a foundation wall shall be provided with a relieving arch, or a pipe sleeve shall be built into the foundation wall. The relieving arch or pipe sleeve shall conform to one of the materials and standards listed in Table P3002.1(2). The sleeve shall be two pipe sizes greater than the pipe passing through the wall.

(3) Section P2603.5.1 Sewer depth. This section has been modified to include a depth for the septic tank connection unless otherwise approved by the authority having Jurisdiction. This section has been modified to read: P2603.5.1 Sewer depth. Building sewers that connect to private sewage disposal systems shall be not less than 12 inches (305 mm) or as approved by the authority having jurisdiction below finished grade at the point of septic tank connection. Building sewers shall be not less than 12 inches (305 mm) below grade.

Okla. Admin. Code § 748:20-6-31

Amended and renumbered from 748:20-5-16 by Oklahoma Register, Volume 39, Issue 24, September 1, 2022, eff. 9/14/2022