§ 26-307. Installations.

(1)

New facilities.

(a)

Food processing facilities or food service facilities which are newly proposed or constructed, or existing facilities which will be expanded or renovated to include a food service facility, where such facility did not previously exist, shall be required to design, install, operate and maintain a grease trap in accordance with locally adopted plumbing codes or other applicable ordinances. Grease traps shall be installed and inspected prior to issuance of a certificate of occupancy.

(b)

Facilities which perform washing, cleaning, or servicing of automobiles, trucks, buses, or similar equipment which are newly proposed or constructed with floor drains in areas of operation, shall be required to design, install, operate and maintain a grit trap/oil separator in accordance with locally adopted plumbing codes or other applicable ordinances and guidelines as required by the city manager. Grit traps/oil separators shall be installed and inspected prior to issuance of certificate of occupancy.

(2)

Existing facilities.

(a)

Existing grease traps or grit traps/oil separators must be operated and maintained in accordance with the manufacturer's recommendations and in accordance with these standards referenced herein, unless specified in writing and approved by the POTW. Other commercial users may be required by the city manager to install an approved grease trap, grit trap/oil separator when the concentration of oil, grease waste or suspended solids is greater than concentrations promulgated in article V, chapter 26 of the City of Denton Code of Ordinances or when discharges may cause blockages in the wastewater collection system.

(b)

Existing food processing or food service facilities that change in ownership, or existing facilities which will be expanded or renovated to include a food service facility, where such facility did not previously exist or where there is an inadequately sized grease interceptor, shall be required to design, install, operate and maintain a grease interceptor in accordance with locally adopted plumbing codes, or other applicable ordinances. Grease interceptors shall be installed and inspected prior to the issuance of a certificate of occupancy and a health permit.

(c)

Existing facilities which perform washing, cleaning, or servicing of automobiles, trucks, buses, or similar equipment with floor drains in the areas of operation that change in ownership, or are expanded or renovated to include floor drains in areas of operation shall be required to design, install, operate and maintain a grit trap/oil separator in accordance with locally adopted plumbing codes, or other applicable ordinances. Grit traps/oil separators shall be installed and inspected prior to the issuance of a certificate of occupancy.

(3)

A generator shall install a sample port to allow access to sample the wastestream as close as possible to the connection with the city sanitary sewer main within the bounds of the facility property. The port shall be installed according to the specifications of the city manager. The port shall be installed and maintained at the user's expense. The port shall be installed perpendicular to the effluent flow to allow visual observation and sampling.

(4)

Grease interceptors and grit traps/oil separators shall be installed pursuant to a single certificate of occupancy. No person or persons shall allow the use of a single interceptor or trap by more than one business as defined by a certificate of occupancy without prior written approval.

(Ord. No. 2012-176, § 3, 8-21-12)