9-5-57: GREASE, OIL, AND SAND INTERCEPTORS:

   A.   Grease, oil and sand interceptors shall be provided when, in the opinion of the director or authorized city staff, they are necessary for the proper handling of liquid wastes containing grease in excessive amounts, oil in excessive amounts, or any flammable wastes, sand and other harmful ingredients including mineralized inorganic grit; except that such interceptors shall not be required for private living quarters or dwelling units. All interceptors shall be of a type and capacity approved by the director or authorized city staff, and shall be located as to be readily and easily accessible for cleaning and inspection. All interceptors shall be exterior, inground installations, provided that as to dischargers at existing locations as of the effective date of this chapter, where it is physically impossible to locate an interceptor at an exterior, inground location, the director or authorized city staff may grant an exception allowing the interceptor to be placed in an approved interior location.

   B.   Fat, oil, grease, and sand interceptors shall be constructed of impervious materials capable of withstanding abrupt and extreme changes in temperature. They shall be of substantial construction, watertight and equipped with easily removable covers which when bolted in place shall be gastight and watertight.

   C.   Where installed, all fat, oil, grease, and sand interceptors shall be maintained by the owner, at his expense, in continuously efficient operation at all times. It is specifically prohibited to maintain interceptors by bacteriological, chemical, or enzymatic addition or treatment.

   D.   Wastewater discharge permits may be issued to users of fat, oil, grease, and sand interceptors. Permits shall establish minimum requirements for the design, operation, maintenance, and performance of the equipment. Permits may include other information as described in this chapter.

   E.   The discharge of waste to a grease, oil, and sand interceptor is subject to all sections of this chapter.

   F.   Purchase and installation of the interceptor shall be at the user's expense. No exceptions shall be made to the requirements of this section due to expense, size of the installation, or difficulties in locating the interceptor within the site boundary.

   G.   Cleaning and maintenance records shall be kept by user and shall be made available for review by the director or authorized city staff at any time. Records of any analysis conducted on the water or other contents of the equipment shall be made available for review by the director or authorized city staff at the request of the director or authorized city staff. The director or authorized city staff may require submittal of maintenance records to the city for review at any time. (Ord. 675, 11-13-2007)

9-5-59: CERTAIN INSTALLATIONS UNLAWFUL:

It is unlawful to so install, change, bypass, adjust or alter any metering device or any piping arrangement connected therewith as to show the quantity of sewage discharged from the premises to be less than the actual quantity. (Ord. 324, 2-19-1982)

9-5-61: MANDATORY CONNECTIONS:

   A.   Unless a modification or waiver is granted in accordance with subsection B of this section, each owner of houses, buildings, or other properties used for human occupancy, employment, recreation, commercial, industrial or other like purposes situated within the incorporated areas of the city shall connect to such sewer within ninety (90) days after such sewer is available for use wherever such public sewer line is within three hundred feet (300') of any building discharging sanitary or industrial waste. Connections to the sewer system are the sole responsibility of the owner of the property so connected.

   B.   The city council may modify or waive the requirements of this section if it determines that unique circumstances exist whereby the requirements: 1) are in conflict with an existing agreement to which the city is a party at the time of adoption hereof or 2) will not serve the best interests of the public, provided the modification or waiver is consistent with state law. (Ord. 746, 5-8-2012)

9-5-63: DESIGN, CONSTRUCTION OF NEW CONNECTIONS, INFLOW SOURCES:

No new connection shall be made to the municipal sewer system unless the same is properly designed and constructed; inflow sources as defined to EPA rules and regulations section 35.905.11, including, but not limited to, roof leaders, cellar, yard and area drains, foundation drains, cooling water discharges, drains from springs and swampy areas, manhole covers, cross connections from storm sewers and combined sewers, catch basins, stormwaters, surface runoff, street wash waters or drainage shall not be permitted to be connected to the sewer system. (Ord. 324, 2-19-1982)

9-5-65: RULES AND REGULATIONS:

The city council shall have the power and duty to adopt and may from time to time amend rules and regulations for the operation of the municipal sewer system including, but not limited to, rules and regulations concerning the method of hooking up and the type of use of the sewer so long as such rules and regulations are not in conflict with law, this chapter or EPA rules and regulations section 35.905.11. (Ord. 324, 2-19-1982)