§ 5-205. Adoption of the Mechanical Code.

(a)

Pursuant to 59 O.S. § 1000.23, the International Mechanical Code, 2015 edition, including Appendix A, as published by the International Code Council, Inc., including modifications by the Oklahoma Uniform Building Code Commission as set forth in Title 748, Chapter 20, Subchapter 13 of the Oklahoma Administrative Code; more specifically Sections 8, 9, 10, and 10.1, effective September 15, 2017; hereinafter referred to as "IMC," is hereby adopted as the Mechanical Code of the City of Norman for regulating design, construction, quality of materials, erection, installation, alteration, repair, location, relocation, replacement, addition to, use or maintenance of mechanical systems with the same force and effect as if fully set out in this section with amendments thereto as prescribed in this section.

(b)

The Mechanical Code shall not become effective until at least three (3) copies, including modifications prescribed in this section, have been filed in the office of the City Clerk.

(c)

The following sections of the IMC are hereby amended, added, deleted, or substituted as noted:

(1)

101.1 Title [Amended]. These regulations shall be known as the Mechanical Code of the City of Norman, hereinafter referred to as "this code."

(2)

101.2.1 Appendices [Amended]. The provisions in appendix A is hereby adopted and is considered a part of this code. All other appendices are not adopted and shall not apply.

(3)

SECTION 103 DEVELOPMENT SERVICES DIVISION [Substitute]

(4)

103.1 General [Amended]. The Development Services Division is hereby created and the official in charge thereof shall be known as the code official .

(5)

106.1.1 Annual permit [Deleted]. IMC Section 106.1.1 is hereby deleted without substitution.

(6)

106.1.2 Annual permit records [Deleted]. IMC Section 106.1.2 is hereby deleted without substitution.

(7)

106.5 Fees [Amended]. A permit shall not be valid until the fees prescribed by law have been paid, nor shall an amendment to a permit be released until the additional fee, if any, has been paid.

(8)

106.5.1 Work commencing before permit issuance [Amended]. Any person who commences any work on a mechanical system before obtaining the necessary permits shall be subject to a fee established by the code official that shall be in addition to the required permit fees.

(9)

106.5.2 Fee schedule [Deleted]. IMC Section 106.5.2 is hereby deleted without substitution.

(10)

106.5.3 Fee refunds [Amended]. The code official is authorized to establish a refund policy.

(11)

108.4 Violation penalties [Amended]. Any person who violates a provision of this code or fails to comply with any of the requirements thereof or who erects, installs, alters or repairs mechanical work in violation of the approved construction documents , directive of the code official or of a permit issued under the provisions of this code shall be subject to penalties as prescribed by law.

(12)

108.5 Stop work orders [Amended]. Upon notice from the code official that work on any mechanical system regulated by this code is being performed in a manner either contrary to the provisions of this code or dangerous or unsafe, the code official is authorized to issue a stop work order. The stop work order shall be in writing and shall be given to the owner of the property involved, to the owner's authorized agent or to the person performing the work. The stop work order shall state the reason for the order and the conditions under which the cited work will be permitted to resume. Any person who shall continue any work on the mechanical system after having been served with a stop work order, except such work as that person is directed to perform to remove the violation or unsafe condition, shall be subject to penalties as prescribed by law.

(13)

SECTION 109 MEANS OF APPEAL [Deleted]. IMC Section 109 is hereby deleted in favor of the provisions of Section 4-1601 of the Code of the City of Norman.

(14)

504.8.1 Material and size [Amended]. Exhaust ducts shall have a smooth interior finish and shall be constructed of metal a minimum 0.016 inch (0.4 mm) thick. The exhaust duct size shall be 4 inches (102 mm) nominal in diameter.

Exception: Schedule 40 PVC pipe may be used if the installation complies with all of the following:

1.

The duct shall be installed under a concrete slab poured on grade and arranged to drain to the building exterior.

2.

The under-floor trench in which the duct is installed shall be completely backfilled with sand or gravel.

3.

The PVC duct shall extend not greater than 1 inch above the indoor concrete floor surface.

4.

The PVC duct shall extend not greater than 1 inch above grade outside of the building.

5.

The PVC ducts shall be solvent cemented.

(15)

507.2 Type I hoods [Amended]. Type 1 hoods shall be installed where cooking appliances produce grease or smoke as a result of the cooking process. Type I hoods shall be installed over medium-duty, heavy-duty and extra-heavy-duty cooking appliances .

Exception: A Type I hood shall not be required for an electric cooking appliance where an approved testing agency provides documentation that the appliance effluent contains 5 mg/m or less of grease when tested at an exhaust flow rate of 500 cfm (0.236 m /s) in accordance with UL 710B.

(B) [Deleted]. The exception added in Title 748, Chapter 20, Subchapter 13, Subsection 9, item (2) of the Oklahoma Administrative Code; is hereby deleted without substitution.

(16)

CHAPTER 15 REFERENCED STANDARDS [Amended]. IMC Chapter 15 is hereby amended to include the following substitution:

[Substitute] "IECC-15" with "IECC-06"

[Substitute] "NFPA 72-13" with "NFPA 72-16"

(Ord. No. 0-1718-16, § 2)