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All wastes from barns, stables, animal facilities or yards for animals shall be intercepted before entering the sewer by an interceptor or catch-basin, which shall be trapped and covered with a tight iron cover, and such catch-basins, if within buildings, shall be provided with a vent not less than 3 inches (75 mm) in diameter carried through the roof. All floor drains and wash racks shall be provided with deep seal traps and heavy strainers.
Basement floor drains shall connect into a trap so located and constructed that it can be readily cleaned and of a size to serve the purpose for which it is intended but in no case less than 2 inches (51 mm) in diameter. The drain inlet shall be accessibly located.
(Amend Coun. J. 10-14-21, p. 37722, Art. X, § 2)
See Section 18-29-715, Backwater Valves.
Fixture traps shall be self-scouring. Fixture traps shall not have interior partitions, except where such traps are integral with the fixture or where such traps are constructed of an approved material that is resistant to corrosion and degradation. Slip joints shall be made with an approved elastomeric gasket and shall only be installed on the trap inlet, trap outlet and within the trap seal.
The following types of traps are prohibited:
1. Traps that depend on moving parts to maintain the seal;
2. Bell traps;
3. Crown-vent traps;
4. Separate fixture traps that depend on interior partitions for the seal, except those traps constructed of an approved material that is resistant to corrosion and degradation;
5. "S" traps;
6. Drum traps;
7. Building (house) traps in sanitary sewers.
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