CHAPTER 24 PLUMBING REGULATIONS Article I General Provisions Section 24-100 Plumbing Regulations Section 24-101 Supervision Section 24-102 Plumbing Inspector Section 24-103 Compliance with Regulations Section 24-104 Permit Fees Section 24-105 Plans Required Section 24-106 Issuance of Permit Section 24-107 Failure to Comply Section 24-108 Supervision of Plumbing Work Section 24-109 Property Lines Section 24-110 Toilet Facilities for Workers Section 24-111 Abating a Nuisance Section 24-112 Protection of Pipes Article II Material Quality and Specifications Section 24-201 Cast Iron Hubless Pipe Section 24-202 Hard Drawn Copper Tubing Article III Sewers Section 24-301 Section 24-302 Section 24-303 Section 24-304 Section 24-305 Section 24-306 Section 24-307

House Sewer Services Building Sewer Pipes Size of Sanitary Sewers Above Ground Drainage Sanitary Drainage System Below Ground Adoption by Reference Septic Tanks – Discontinuance

Article IV Roof, Storm Water and Seepage Drains Section 24-401 Roof Drainage Section 24-402 Secondary Drainage Required. Section 24-403 Separate Systems Required Section 24-404 Downspout Trap Section 24-405 Inside Downspouts Section 24-406 Footing Drains Section 24-407 Prohibited Uses Article V Soil, Waste and Vent Pipes Section 24-501 Materials Section 24-502 Materials – Piping for Buildings Grater than Three Stories Section 24-503 PVC Joining Materials Section 24-504 Materials – Cellular Core PVC Section 24-505 Branch Waste lines Section 24-506 Clean-Outs Section 24-507 Vent Termination Size Section 24-508 Required Sizes of Main Vents Section 24-509 Branch and Individual Vents Section 24-510 Pipe Protection

PLUMBING REGULATIONS Article VI Water Supply Section 24-601 Service Pipe Size Section 24-602 Tapping Water Mains Section 24-603 Notice to Public Works for the Installation of a Tap Section 24-604 Curb Stop or Roadway Location Section 24-605 Protection of Mains Section 24-606 Laying Service Pipe Section 24-607 Meter Spreads Section 24-608 Setting of Water Meters Section 24-609 Compression Tank System Section 24-610 Fixture Supply Pipes Section 24-611 Location of Valves Section 24-612 Type of Valves Article VII Hot Water Facilities Section 24-701 Boiler Capacity and Connections Section 24-702 Domestic Hot Water Pipes Section 24-703 Space Heating Article VIII Joints, Connections and Tests Section 24-801 Slip Joints Section 24-802 Ductile Iron Water Service Pipe Section 24-803 No-Hub Cast Iron Pipe Section 24-804 Change in Direction Article IX Plumbing Fixtures and Toilet Rooms Section 24-901 Installations of Fixtures Section 24-902 Used Plumbing Fixtures Section 24-903 Lavatories/Hand Sinks Section 24-904 Multi-Occupant Toilet Facilities Section 24-905 Laundry and Utility Room Drains Section 24-906 Bathroom (Below Sewer Level) Section 24-907 Infrequently Used Fixtures Section 24-908 Mechanical Rooms Floor Sinks Section 24-909 Future Plumbing Fixtures Article X Food and Beverage Handling Section 24-1001 Food and Beverage Handling Requirements Section 24-1002 Interior Grease Interceptors Section 24-1003 Exterior Grease Interceptors Section 24-1004 Outdoor Dining Facility

2

REVISED 04/01/13

Article I General Provisions Section 24-100 Plumbing Regulations. There is hereby adopted by reference the Illinois State Plumbing Code/2004 for the purpose of establishing rules and regulations for plumbing within the Village of Arlington Heights, as now or hereafter amended, except as modified by this Chapter. Section 24-101 Supervision. The Director of Building shall have general supervision over plumbing and gas fitting and shall enforce all ordinances of the Village of Arlington Heights. Section 24-102 Plumbing Inspector. a.

The Plumbing Inspector shall approve all work done by plumbers, and certified drain layers and gas fitters in connection with the plumbing, drainage and gas fitting of buildings or structures and the connecting of such plumbing and drainage with the sewer and water supply systems of the Village. He or she shall investigate complaints pertaining to the drainage and plumbing of premises; witness tests required on both old and new work; examine all plans as to drainage, plumbing and gas fitting, prior to the issuance of permits for the work proposed to be done; approve plans when the proposed work in all respects complies with the requirement of these Plumbing Regulations; point out the particulars, if any, in which the proposed plans do not conform to the requirements of these Plumbing Regulations; keep a record of all inspections he or she makes and render a report to the Director of Building at least annually or more often, if requested.

b.

Application for a plumbing permit shall be deemed consent by the owner and occupant of the premises for entry at all reasonable times by the Plumbing Inspector for the purpose of inspecting all work done under the permit.

c.

The Plumbing Inspector shall have, at all reasonable hours of the day, the right to enter upon all private premises in the Village for the purpose of inspecting all plumbing systems and sewage facilities, and to ensure compliance with all the provisions of this Chapter and other provisions of this Code relating to plumbing systems and sewage facilities.

Section 24-103 Compliance with Regulations. Plumbing and drainage of all buildings, public and private, shall be constructed in accordance with the provisions of these regulations. Section 24-104 Permit Fees. No permits required under the provisions of this Chapter shall be issued until the payment of applicable fees. Permit fees shall be based on the cost of inspecting the work and shall be paid to the Finance Department. Fees for the inspection of plumbing fixtures and appurtenances, requiring supply, drainage and vent piping, installed in new buildings or in addition to existing buildings, shall be $10 for each fixture, with a minimum fee of $65. Fees for the inspection of fixtures replacing others, and fees for the installation of fixtures in existing buildings, shall be $10 for each fixture. The fee for the installation of a water heater is $25. Section 24-105 Plans Required. Plans shall be required for all new plumbing installations. Plans shall show the plumbing system completely, including drains, soil, waste, vent, revent pipes, traps and all plumbing fixtures and all water supply pipes within the building. A rough 3

REVISED 10/01/11

PLUMBING REGULATIONS sketch shall be required for all remodeling work. The Plumbing Inspector shall be notified if plans are to be changed and such change shall be approved before work is installed. Section 24-106 Issuance of Permit. The Director of Building shall issue a plumbing permit when the applicant has complied with all the provisions of this Code and the Illinois Plumbing Code, including the payment of all permit fees. Section 24-107 Failure to Comply. Any person who shall install plumbing in any building, except for minor repairs, without first having obtained a permit for doing such work shall be subject to a fine, as prescribed in the Arlington Heights Municipal Code. No plumbing or drain laying work shall be started or continued unless the person doing such work shall have on the premises a written permit and required plan stamped and approved by the Director of Building. No verbal authorization or verbal permission shall be recognized. Section 24-108 Supervision of Plumbing Work. All plumbing work shall be performed by licensed plumbing contractors, licensed journeymen plumbers, or registered apprentice plumbers under the supervision of a licensed plumbing contractor. Section 24-109 Property Lines. All appurtenances to building drains and building sewers, including catch basins, manholes, clean-outs, backwater valves and fittings, shall be located within the property lines of the premises served by such drains and sewers unless otherwise permitted specifically by the Director of Public Works and Director of Engineering. Section 24-110 Toilet Facilities for Workers. During the construction of new and remodeled buildings, the owner or contractor shall provide suitable and adequate toilet facilities for the use of those employed on the premises. These facilities shall be maintained in a sanitary condition, shall not be located on the public right-of-way and shall be subject to the approval of the Plumbing Inspector. Section 24-111 Abating a Nuisance. Whenever it shall come to the knowledge of the Director of Building or the Director of Health Services that the plumbing or drainage of any building has become a nuisance, is contrary to the provisions of these regulations, or is of faulty construction and liable to endanger the health of the occupants, the owner, agent or occupant shall be notified of the changes which are necessary to bring the plumbing or drainage into compliance with these regulations. These changes shall be made within the time fixed in the notification. If the owner, agent or occupant fails to correct the defects set forth in the notice within the time the Plumbing Inspector deems to be adequate, the Inspector shall institute proceedings in the appropriate court to compel compliance with the regulations. Section 24-112 Protection of Pipes. a.

Residential sewers shall be ductile iron minimum size four inch minimum length five feet passing through concrete walls or under concrete footings. Commercial properties utilizing sanitary and/or storm sewers shall be ductile iron passing through concrete walls sized according to approved permit plans and sealed with Link Seal Couplings in holes cored through concrete. All dissimilar pipe connections underground shall be made with a non-shear coupling.

b.

Underground piping shall be laid on a firm bed of sand or gravel for its entire length, except where support is otherwise provided and approved by the Plumbing Inspector. Six 4

REVISED 11/01/11

ARLINGTON HEIGHTS MUNICIPAL CODE inches of compacted stone or sand shall be provided under pipe and minimum 12 inches of stone or sand shall be provided above crown of pipe. The remaining soil shall be compacted in six inch layers until filled to grade or per Metropolitan Water Reclamation District regulations for bedding. Article II Material Quality and Specifications Section 24-201 Cast Iron Hubless Pipe. Cast iron no-hub pipe shall be CISPI No. 301 and shall be used for above ground waste, vent or storm only. No-hub clamps shall not be used in contact with any other material unless proper adapters are used. Mastic sealant shall be used with all no-hub couplings. Section 24-202 Hard Drawn Copper Tubing. All copper water tubing used for water piping shall be a minimum class K or L. Copper water tubing used for underground water piping shall be class K. Insulation shall be installed on water piping extending through concrete. Copper tubing used for waste and vent piping shall be type K, L or M. Article III Sewers Section 24-301 House Sewer Services. House sewer services commencing five feet outside of the building or connections shall be constructed of SDR 26 (Standard Dimension Ratio) and shall have a minimum inside diameter of six inches. The joints shall meet the specifications on file in the office of the Director of Engineering. The sewer lines shall be laid in a straight line from the main sewer to the building in a continuous even minimum grade of one and one-eighth inch per foot from the sewer main to the connection to the building sewer. In the event of the absence of the wye or tee, the connection to the sewer main or lateral shall be made by one of the methods indicated below. If another method is desired, a detail shall be submitted for review and approval by the Director of Engineering before the connection is made. a.

Installation of a manhole;

b.

Main sewer connection being tapped will be done by use of a coring machine. Core hole must be present at time of inspection. Sewer connection can be made with band saddle, stainless steel bands or rubber insert boot in accordance with manufacturer’s recommendations;

Section 24-302 Building Sewer Pipes. The building sewer shall be constructed of the materials set forth in detailed specifications on file in the office of the Director of Engineering. Whenever the excavation for building sewer is made in unstable ground, the materials for the building sewer shall not be lighter than service weight cast iron pipe. All new buildings with basements, floors, rooms or occupancy areas below ground level at the building site and served by a public or private sewer system shall have an overhead sewer. Section 24-303 Size of Sanitary Sewers. A maximum of two water closets are allowed per three inch diameter horizontal branch piping. A maximum of four water closets are allowed into three inch vertical plumbing stack. Section 24-304 Above Ground Drainage. The minimum pipe size for sanitary waste lines above ground shall be two inches. 5

REVISED 10/01/11

Section 24-305 Sanitary Drainage System Below Ground. The minimum pipe size for below ground drainage shall be four inches.

Section 24-306 Adoption by Reference. There is hereby adopted by reference the Illinois Department of Public Health Septic Code, the Private Sewage Disposal Licensing Act, the Water Well Construction Code, and the Water Well Pump Installation Code, each as now or hereafter amended. Section 24-307 Septic Tanks - Discontinuance. When connection is made to sewer mains, as required by the provisions of Section 22-402 or under other circumstances, all septic tanks, vaults, cisterns or cesspools used on the premises shall be emptied out and the waste contents hauled away. Thereafter, the receptacles shall be filled with sand or limestone screening and shall be abandoned. The Health Department must review the site plans. Article IV Roof, Storm Water and Seepage Drains Section 24-401 Roof Drainage. All buildings or parts of buildings shall be provided with approved water disposal for conducting rain water from the roof to means of disposal, in a manner so as to protect the walls and foundations of the building and adjacent structures from damage. Section 24-402 Secondary Drainage Required. Secondary (emergency) roof drains or scuppers shall be provided where the roof perimeter construction extends above the roof in such a manner that water is not entrapped if the primary drains allow buildup for any reason. Section 24-403 Separate Systems Required. Secondary roof drain systems shall have the end point of discharge separate from the primary system. Discharge shall be above grade, in a location that would normally be observed by the building occupants or maintenance personnel. Section 24-404 Downspout Trap. Every rain water leader or downspout which is permitted under the provisions of this Code to be connected to a combined sewer shall be effectively trapped. These leaders or downspouts shall not be permitted in residential construction. Section 24-405 Inside Downspouts. Every downspout placed within the walls of a building shall be of service weight cast iron, no-hub cast iron, or minimum of PVC (Poly Vinyl Chloride) Schedule 40. A gas and watertight connection shall be made at the roof. All downspouts and piping in a building shall be insulated with fiberglass insulation. The minimum thickness is to be one-half inch. All joints shall have plastic fitting covers; roof pans shall also be insulated. Exception: Refer to Section 24-502 for buildings greater than three stories in height. Section 24-406 Footing Drains. Where subsoil drains are placed under the basement floor, they shall be made of heavy duty corrugated plastic drainage tubing or other approved pipe not less than four inches in diameter, wrapped with an approved filter membrane material per International Residential Code (IRC) Section R405.1 and shall discharge into an approved sump. Section 24-407 Prohibited Uses. No downspout or leader pipe shall discharge into any soil or waste stack nor shall any downspout receive waste water from any plumbing fixture. No downspout shall be used to vent a plumbing fixture. 6 REVISED 10/01/11

ARLINGTON HEIGHTS MUNICIPAL CODE Article V Soil, Waste and Vent Pipes Section 24-501 Materials. Every new main or branch soil, waste and vent pipe within a building shall be of cast iron, galvanized steel, galvanized wrought iron, Type M copper, or PVC (Poly Vinyl Chloride) Schedule 40 above grade or floor. Section 24-502 Materials – Piping for Buildings Greater than Three Stories. No building greater than three stories in height shall have PVC (Poly Vinyl Chloride) piping used for main waste stacks or used below floor grade. Cast iron piping, hub and spigot or no-hub piping shall be installed. Section 24-503 PVC Joining Materials. All PVC (Poly Vinyl Chloride) piping shall be joined by manufacturers fitting and couplings only. PVC primer will be purple. No clear primer is permitted. Section 24-504 Materials – Cellular Core PVC. Cellular core PVC (Poly Vinyl Chloride) shall not be allowed. Section 24-505 Branch Waste Lines. All aboveground horizontal branch waste lines shall be a minimum of two inches in diameter, except that a branch arm which does not exceed three and one-half feet in length shall be one and one-half inches in diameter. Section 24-506 Clean-Outs. All kitchen and bar type sinks shall have a two inch threaded cleanout installed under the sink. Section 24-507 Vent Termination Size. The minimum pipe size through a roof is four inches (two inch by four inch vent increaser shall be acceptable) with lead flashing. Section 24-509 Required Sizes of Main Vents. The maximum length of one and one-half inches horizontal branch vent is ten feet. The maximum length of two inch horizontal branch vent is thirty-five feet. Section 24-510 Branch and Individual Vents. No vent shall be less than one and one-half inches in diameter. No main vent shall be smaller than the largest branch vent connected to it. In no case shall a branch or main vent have a diameter less than one-half that of the soil or waste pipe served. Section 24-511 Pipe Protection. All piping, except cast iron, concealed in walls or chases shall be protected by stud guards. Article VI Water Supply Section 24-601 Service Pipe Size. The water service pipe from the Village of Arlington Heights system to the water distribution system for the building shall be of sufficient size to provide an adequate flow of water to meet the requirement of the entire building at peak demand. The minimum size for new water service shall be one and one-half inch pipe. Section 24-602 Tapping Water Mains. Only persons authorized by the Director of Public Works shall be permitted to tap the street main or corporation cocks therein. All corporation 7

REVISED 10/01/11

PLUMBING REGULATIONS cocks shall be inserted at twelve o'clock position of the street main, and in no case nearer than eighteen-inches from a joint or an existing tap. When the street main is less than five feet below curb grade, the tap shall be made in a manner to least expose the service pipe to damage by frost. All house service taps to mains shall be made under pressure using a Mueller (or equivalent) tapping and inserting machine. The service pipe shall have a right hand bend. All tapping saddles shall be corrosion resistant. Section 24-603 Notice to Public Works for the Installation of a Tap. The Public Works Department shall be given at least 24 hours notice of the date, place and time that a water tap is desired. The excavation for the tapper shall be at least three feet wide and four feet long for taps up to two inches and shall be at least four feet wide and six feet long where a cut must be made in the main. If the excavation is not of sufficient size or is not properly dug and it becomes necessary for the Village to return to the job a second time, a charge in addition to the regular tapping fee shall be made in the sum of $250 for each successive time that the Village has to return. The excavation must be properly shored by the excavator in accordance with applicable Occupational Health and Safety Administration (OSHA) standards. The excavation shall be inspected by an authorized Village representative prior to tapping. Section 24-604 Curb Stop or Roadway Location. Each water service pipe shall have a "T" handle roadway stopcock installed in the right-of-way. The line of service pipe shall be approximately at right angles to the main. Each curb stop shall be protected with a cast iron service saddle type stop box with the word "Water" cast on its cover. The stop box shall be placed plumb and square over the stopcock and leveled with the right-of-way grade. The contractor making the installation shall adjust the stop box to grade where necessary. The round way shall be supported by a concrete base having a minimum cross-section area of 64 square inches. In new subdivisions, the general contractor or builder shall be responsible for seeing that stop boxes are kept to grade and in good condition; after their initial installation has been approved, the general contractor or builder shall be liable for the expense of replacing or repairing the stop boxes. Stop boxes shall be of the saddle type and properly blocked. Minneapolis Pattern Boxes are not acceptable. The corporation cock (tapered thread), curb stops and all fittings for installations, and shall be of the A.Y. McDonald, Mueller line or an approved equivalent. All fittings shall be configured for flare connections. Connections to corporation cocks shall in all cases be made by persons authorized to make the taps. Section 24-605 Protection of Mains. No person shall make any excavation in any street within four and one-half feet of the water main while the ground is frozen, except with the written permission of the Director of Public Works. This permission shall specify adequate provisions to protect the main from freezing, and the excavation work shall be conducted only under the conditions set forth in the permission. Section 24-606 Laying Service Pipe. The copper service pipe from the corporation cock to the round way and to the water meter shall be of one continuous piece, except where fittings are required. Over 60 feet, the use of joints shall be kept to a minimum. The service pipe shall be buried in a minimum of 12 inches of sand. On completion of compaction of sand back fill,

8

REVISED 10/01/11

remaining back fill in trench shall be free of rocks, broken concrete, frozen chunks, construction debris or other rubble detrimental to piping. The service pipe and all related parts and connections shall not have less than five and one-half feet of cover, measured from the finished grade to the top of the service pipe. Water and sewer services shall be installed in separate trenches with a minimum separation of ten feet. When this separation is impractical, the Plumbing Inspector may allow a lesser separation, on the conditions as shall be required for protection of the safety of the water supply line, in accordance with applicable sections of Illinois Environmental Protection Agency (IEPA) requirements. Section 24-607 Meter Spreads. The water meter shall be installed within one foot inside the service entrance or at another location at the written permission of the Director of Public Works. Meter spreads shall be provided with two shut-off valves, one on the service pipe side, and one on the house supply side of the meter spread. Valves shall be ball type full port up to two inches above two inch valves shall be outside stem and yoke. A drip valve shall be installed between water meter and outlet valve protected from backflow with a vacuum breaker. The size of the meter shall be prescribed by the Director of Public Works and the Plumbing Inspector. Section 24-608 Setting of Water Meters. The Director of Public Works, or authorized employees, shall facilitate setting and sealing of all water meters. In no case shall anyone be allowed to remove or replace any water meter without specific authorization from the Director of Public Works. Meters shall be installed in a level and horizontal configuration. Section 24-609 Compression Tank System. Where necessary, every compression tank system shall consist of a water pump and compression tank, and shall be provided with all the regulating and control devices necessary to insure complete automatic operation. Each compression tank shall be so constructed and connected that the air content shall not be less than 25% of its total capacity. Each compression tank shall be provided with a valve sludge drain connected to the tank at the lowest level and shall discharge through an open connection to the drainage system. The water supply shall be taken from at least four inches above the bottom of the tank. Section 24-610 Fixture Supply Pipes. The maximum length of water distribution pipe shall be: 3/8 inch pipe 1/2 inch pipe 3/4 inch pipe 1 thru 4 inch pipe

Not permitted 10 feet 60 feet size per IL State Plumbing Code/1998/W.S.F.U.

Section 24-611 Location of Valves. In water piping installed for future installations, valves shall be located at base of riser with drains. In apartment buildings and condominiums, ball valves shall be installed for each individual unit. All tub shower control valves shall be equipped with integral stops. Section 24-612 Type of Valves. All valves for water distribution shall be full port ball valves, except those immediately controlling one fixture supply, when fully opened shall have the crosssectional area of the smallest orifice or opening through which the water flows at least equal to the cross-sectional area of the nominal size of the pipe in which the valve is installed. 9 REVISED 10/01/11

PLUMBING REGULATIONS Article VII Hot Water Facilities Section 24-701 Boiler Capacity and Connections. All boilers connected to the Village water system shall be required to have an RPZ (reduced pressure principle backflow preventer assembly). Section 24-702 Domestic Hot Water Pipes. Hot water recirculation systems shall be required in all commercial buildings, hotels, apartment buildings and condominiums where hot water supply piping exceeds 50 feet. When a gravity recirculation system is not applicable, a recirculation pump with timer shall be installed. A check valve and full port ball valves shall be installed on either side of the recirculation pump. All residential domestic hot water supply piping shall be equipped with a hot water recirculation system commencing from farthest fixture on hot water riser piping recirculated back to hot water supply. Exception: First floor water locations less than 50 feet from water heater shall not require a recirculation system. Section 24-703 Space Heating. A domestic water heater may be used for space heating or radiant heat in floor. A dual check valve with atmospheric vent (pipe to floor) shall be installed in the water make-up line. Article VIII Joints, Connections and Tests Section 24-801 Slip Joints. In drainage piping, slip joints, other than expansion joints, shall be used only in the waste pipe between the trap seal and the fixture. Solid connection shall be made between overflow of tub and P-Trap. Section 24-802 Ductile Iron Water Service Pipe. All joints in ductile iron service pipes shall be made to withstand a hydrostatic pressure of 200 pounds per square inch for a minimum of 15 minutes. Section 24-803 No-Hub Cast Iron Pipe. No-hub cast iron pipe, fittings and couplings shall be for above-ground use only. Section 24-804 Change in Direction. All changes in direction of sanitary, waste and vent piping shall use appropriate fittings as specified in the Illinois State Plumbing Code. Exception: Where double sanitary tees are used in common waste and vent piping a clean-out shall be installed above the double sanitary tee. The clean-out shall be same size as piping installed. Article IX Plumbing Fixtures and Toilet Rooms Section 24-901 Installations of Fixtures. All plumbing fixtures shall be installed so as to permit easy access for cleaning. Where practical, all piping to and from fixtures shall be concealed within building construction. Section 24-902 Used Plumbing Fixtures. Used plumbing fixtures shall not be installed unless they have been inspected by the Plumbing Inspector, have been found to meet the requirements of this Code and are in satisfactory physical and sanitary condition. 10

REVISED 10/01/11

ARLINGTON HEIGHTS MUNICIPAL CODE Section 24-903 Lavatories/Hand Sinks. Lavatories/hand sinks are required in all bathrooms, commercial kitchens and examining rooms or similar rooms used by physicians, dentists, chiropractors and other medical practitioners, and any similar businesses that requires direct contact with the skin. Hot and cold water or tempered water shall be provided at all lavatories/hand sinks, thermostatically regulated to a maximum temperature of 110°F. Section 24-904 Multi-Occupant Toilet Facilities. Every washroom in a commercial occupancy designed to accommodate more than one occupant shall be provided with individual privacy stalls and doors for each water closet. Partitions shall be provided between other dissimilar fixtures, in accordance with the International Plumbing Code. A single occupant washroom shall be defined as one water closet and one lavatory located in the same room. Section 24-905 Laundry and Utility Room Drains. A floor drain or washer drip pan shall be installed in every laundry or utility room above or below grade. Installation of loose or snap-in grates is prohibited. Grates shall be secured with screws or other acceptable fasteners. Section 24-906 Bathroom (Below Sewer Level). All washrooms which are installed below gravity sewer level shall be equipped with a floor drain which drains to ejector pump. Installation of snap-in grates is prohibited. Grates shall be secured with screws or other acceptable fasteners. Section 24-907 Infrequently Used Fixtures. When, in the judgment of the Plumbing Inspector, a plumbing fixture in commercial or multi-family occupancies is used so infrequently that there is a danger that the seal of the trap will be lost by evaporation, the Inspector may order the fixture removed and the outlet securely closed. Trap primer shall be installed at P/trap used for laundry room floor drain. Trap primer shall be installed at floor drain in furnace rooms used for condensate drainage. Section 24-908 Mechanical Rooms Floor Sinks. Minimum size eight inches by eight inches by six inches deep shall be required in mechanical rooms with more than one reduced pressure principle backflow preventer assembly (RPZ). Air gap drain piping from RPZ shall be piped to floor sinks. An additional floor drain shall be located in the mechanical room. Section 24-909 Future Plumbing Fixtures. All plumbing roughed-in for future use shall be connected to waste and vent system. Openings in future piping must be made water tight with approved caps or plugs such as econ-o-plugs or threaded connections. Article X Food and Beverage Handling Section 24-1001 Food and Beverage Handling Requirements. a.

All triple sinks and prep sinks shall have lever handle drains with a minimum pipe size of two inches. b. All discharge piping from triple sink and prep sinks shall be discharged to open site drain by means of a minimum pipe size of two inches. Discharge piping from triple sinks, prep sinks, pot sinks, soup kettles, steam tables (or similar type fixtures), commercial dishwashers, ice machines and bar area drainage shall be drained to a minimum size floor sink of eight inches by eight inches by six inches deep with a removable strainer.

11

REVISED 04/01/13

PLUMBING REGULATIONS Section 24-1002 Interior Grease Interceptors. Minimum interior grease interceptor sizing shall be 50 GPM (gallons per minute), and shall be installed with removable cover and installed flush with finished floor in a readily accessible area for regular maintenance and inspection. When a Type-Two grease hood system is installed as specified in the International Code Council (ICC) Mechanical Code, the minimum size of the grease interceptor shall be 75 GPM (gallons per minute), installed flush with finished floor and be located in an accessible area for regular maintenance and inspection. Section 24-1003 Exterior Grease Interceptors Utilization of a Type-One grease hood system, as specified in the International Code Council (ICC) Mechanical Code requires a grease interceptor/catch basin which shall be located outside the facility as shown in the Illinois State Plumbing Code. Section 24-1004 Outdoor Dining Facility. A hose-bib equipped with an atmospheric backflow preventer must be provided in all outdoor dining facilities to facilitate cleaning.

12

REVISED 10/01/11