[Ord. No. 14-007 §1, 10-14-2014]
The purpose of this Article is to control discharges into the
public sewerage collection system and wastewater treatment plant that
interfere with the operations of the system, cause blockage and plugging
of pipelines, interfere with normal operation of pumps and their controls,
and contribute waste of a strength or form that either causes treatment
difficulties or is beyond the treatment capability of the wastewater
treatment plant.
[Ord. No. 14-007 §2, 10-14-2014]
Oil and grease discharge maximum limit from each individual
food service facilities is one hundred (100) parts per million. Samples
are to be taken as a twenty-four-hour composite during facility functioning
hours.
Those establishments engaged in activities of preparing,
serving, or otherwise making available for consumption foodstuffs
and that use one or more of the following preparation activities;
cooking by frying (all methods), baking (all methods), grilling, sauteing,
rotisserie cooking, broiling (all methods), blanching, roasting, toasting,
or poaching. Also included are infrared heating, searing, barbecuing,
and any other food preparation activity that produces a hot, non-drinkable
food product in or on a receptacle that requires washing. These facilities
include but are not limited to restaurants, cafeterias, hotels, motels,
hospitals, nursing homes, schools, grocery stores, prisons, and jails.
Material composed primarily of fats, oil, and grease (FOG)
from animal or vegetable sources. The terms "fats," "oil," and "grease"
shall be deemed as grease by definition. Grease does not include petroleum-based
products.
A device for separating and retaining waterborne greases
and grease complexes prior to the wastewater exiting the trap and
entering the sanitary sewer collection and treatment system. These
devices also serve to collect settleable solids generated by and from
food preparation activities, prior to the water exiting the trap and
entering the sanitary sewer collection and treatment system.
An approved, industrial standard system that is specifically
designed and manufactured to separate oil from water. The system shall
allow the oil to be collected and removed on a regular basis as to
prevent it from being discharged into the wastewater collection system.
Only oil/water separators manufactured for that specific operation
will be approved. Adequate support literature from the manufacturer
will be required so as to allow a proper review by the Building Inspector.
Any person or establishment, including those located outside
the jurisdictional limits of the City, who contributes, causes, or
permits the contribution or discharge of wastewater into the City's
wastewater collection or treatment system, including persons who contribute
such wastewater from mobile sources, such as those who discharge hauled
wastewater.
[Ord. No. 14-007 §3, 10-14-2014]
A.
Installation Requirements. All existing, proposed,
or newly remodeled food service facilities inside the City of Versailles,
Missouri, wastewater service area that cannot meet the discharge limit
shall be required to install, at the user's expense, an approved,
properly operated and maintained grease trap.
B.
Sanitary Sewer Flows. Sanitary sewer flows from
toilets, urinals, lavatories, etc., shall not be discharged into the
grease trap. These flows shall be conveyed separately to the sanitary
sewer service lateral.
C.
Floor Drains. Only floor drains which discharge
or have the potential to discharge grease shall be connected to a
grease trap.
D.
Garbage Grinders/Disposers. It is recommended that
solid food waste products be disposed of through normal solid waste/garbage
disposal means. If a grinder/disposal is used it must be connected
to the grease trap.
E.
Dishwashers. Commercial dishwashers must be connected
to the grease trap. Dishwashers discharge soap and hot water which
can melt grease and allow it to pass through an undersized grease
trap.
F.
Location. Grease traps shall be installed outside
the building upstream from the sanitary sewer service lateral connection.
This will allow easy access for inspection, cleaning, and removal
of the intercepted grease at any time. A grease trap may not be installed
inside any part of a building without written approval by the Building
Inspector.
[Ord. No. 14-007 §4, 10-14-2014]
A.
Construction. Grease traps shall be constructed
in accordance with the City of Versailles' standards and shall have
a minimum of two (2) compartments with fittings designed for grease
retention.
B.
Access. Access to grease traps shall be available
at all times to allow for maintenance and inspection. Access to trap
shall be provided by two (2) manholes [one (1) on each compartment]
terminating at finished grade with cast iron frame and cover.
C.
(Reserved)
D.
Inlet And Outlet Piping. Wastewater discharging
to a grease trap shall enter only through the inlet pipe of the trap.
Each grease trap shall have only one (1) inlet and one (1) outlet
pipe.
E.
Grease Trap Sizing. The required size of the grease
trap shall be calculated using EPA-2 Model.
[Ord. No. 14-007 §5, 10-14-2014]
A.
Cleaning/Pumping. The user, at the user's expense,
shall maintain all grease traps to assure proper operation and efficiency.
Maintenance of grease traps shall include the complete removal of
all contents, including floating materials, wastewater, and bottom
sludge and solids. This work shall be performed by a qualified and
licensed hauler.
B.
Disposal. All waste removed from each grease trap
must be disposed of at a facility approved to receive such waste in
accordance with the provisions of this program. In no way shall the
waste material be returned to any part of the City of Versailles'
wastewater sewer system.
C.
Maintenance Log.
1.
A grease trap cleaning/maintenance log, indicating each pumping
for the previous twenty-four (24) months, shall be maintained by each
food service facility. This log shall include the date, time, amount
pumped, hauler, and disposal site. Said log shall be made available
to the Building Inspector or his representative upon request. The
user shall be required to submit maintenance records to the Building
Inspector two (2) times each year. Records shall be submitted by March
1 and September 1 of each year. The records shall be submitted to:
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Attn. Wastewater Superintendent
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104 North Fisher
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Versailles, MO 65084
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2.
The Building Inspector will perform periodic inspections of
these facilities and shall notify the user of any additional required
maintenance or repairs.
[Ord. No. 14-007 §6, 10-14-2014]
Chemical treatments such as drain cleaners, acid, or other chemical
solvents designed to dissolve or remove grease shall not be allowed
to enter the grease trap.
[Ord. No. 14-007 §7, 10-14-2014]
Commercial laundries shall be equipped with an interceptor with
a wire basket or similar device, removable for cleaning, that prevents
passage (to the wastewater collection system) of solids one-half (1/2)
inch or larger in size such as rags, strings, buttons, or other solids
detrimental to the system.
[Ord. No. 14-007 §8, 10-14-2014]
Any person who knowingly makes any false statements, representation,
or certification in any application, record, report, plan, or other
document filed or required to be maintained pursuant to this Article,
or who falsifies, tampers with or knowingly renders inaccurate any
monitoring device method required under this Article, shall, upon
conviction, be subject to penalty in an amount not to exceed five
hundred dollars ($500.00) or by imprisonment for not more than sixty
(60) days, or by both. Each day on which a violation shall occur or
continue shall be deemed a separate offense.
