2020_08-25_PWETCpacket - Laserfiche WebLink

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a. The 25-percent rule requires that the depth of oil and grease (floating and settled) in a trap shall be less than 25 percent of the total operating depth of the trap. The operating depth of a trap is determined by measuring the internal depth from the outlet water elevation to the bottom of the trap. F. Grease traps. Maintenance of grease traps shall be performed as frequently as necessary to protect the sanitary sewer system against the accumulation of FOG. Maintenance shall be performed as required by inspection and/or sampling or at intervals specified in the permit, whichever is more frequent. Maintenance shall be performed at mirdmum every 14 days. G. Maintenance modifications. Food service facilities which operate infrequently or only for special events may request a modification to the maintenance schedule specified above. The Public Works Director may authorize a maintenance frequency related to the operation of the food service facility. The property owner shall submit a request for a modified maintenance schedule which includes all details of operation for the director to review. H. Disposal. The property owner shall be responsible for the proper removal and disposal of the grease interceptor or trap waste. All waste removed from each grease interceptor or trap must be disposed of properly at an appropriate facility designed to receive grease i nterceptor or trap waste. No grease interceptor or trap waste shall be discharged into any City sanitary or storm sewer system. I. Maintenance log. The property owner shall be responsible for retaining records of the maintenance of grease interceptors and traps including manifests, permits, permit applications, correspondence, sampling data and any other documentation that may be requested by the City. This log shall include the dates of service, volume of waste removed, waste hauler, and disposal site of waste. These records shall be kept on -site at the location of the grease interceptor or trap for a period of three years and are subject to review by the City upon request without prior notification. J. Inspection. The City will perform periodic inspections of these facilities and shall notify the property owner of any additional required maintenance or repairs. Upon written notification by the City, the property owner shall be required to perform the maintenance and records of said maintenance within 14 calendar days. Upon inspection by the City the property owner may be required to install, at their expense, additional controls to provide a complete system which prevents discharges of FOG into the sanitary sewer system. K. Exception from grease interceptor requirements. If the owner of any FSE or FM/P or of any structure in which an FSE or FM/P is located or is to be located demonstrates to the reasonable satisfaction of the Public Works Director that installation of a grease interceptor is not feasible, the Public Works Director may grant an exception allowing such owner to install grease traps or other alternative treatment technology which will in their discretion adequately control the release of FOG from the FSE or FM/P or the structure into the sanitary sewer system. The FSE or FM/P bears the burden of demonstrating that the installation of a grease interceptor is not feasible to the satisfaction of the Public Works Director. L. Charge for remedial maintenance or repair of the City sanitary sewer system. 1. In the event that the owner of an FSE or FM/P or the owner of any structure in which an FSE or FM/P is located is found to have contributed to the partial or complete obstruction of a sanitary sewer system resulting from the discharge of wastewater or waste containing FOG and that the City is required to act immediately to control a public health hazard because of such blockage, such owner shall be required to reimburse the City for all costs of abating such condition. In situations where there