18-29-1002.8 Recess for trap connection.

   A recess provided for connection of the underground trap, such as one serving a bathtub in slab-type construction, shall have sides and a bottom of corrosion-resistant, insect- and vermin-proof construction.

18-29-1002.9 Acid-resisting traps.

   Where a vitrified clay or other brittleware, acid-resisting trap is installed underground, such trap shall be embedded in concrete extending 6 inches (152 mm) beyond the bottom and sides of the trap.

18-29-1002.10 Plumbing in mental health centers.

   In mental health centers, pipes and traps shall not be exposed.

18-29-1003 Interceptors and Separators.

18-29-1003.1 Interceptors required.

   Interceptors for oil, grease, sand and other substances harmful or hazardous to the building drainage system, the public sewer or sewage treatment plant, or processes shall be provided as required in this chapter. The use of interceptors shall be determined by the department of water management and as referenced in the current edition of the permit requirement and fees book.

(Amend Coun. J. 11-8-12, p. 38872, § 371)

18-29-1003.1.1 Interceptors not required.

   An interceptor shall not be required for single family dwellings, multiple residential dwelling buildings with six dwelling units or less and pantry sinks in office building break rooms where no oven, stove or range is in use.

18-29-1003.2 Size, type and location to be approved.

   The size, type and location of each interceptor and of each separator shall be designed and installed in accordance with the manufacturer's instructions, the department of water management standards and as referenced in the current edition of the permit requirements and fees book, and the requirements of this section based on the anticipated conditions of use. Wastes that do not require treatment or separation need not be discharged into any interceptor or separator. All interceptors shall be installed in an accessible location to permit the convenient removal of the lid and internal contents.

(Amend Coun. J. 11-8-12, p. 38872, § 372)