City of MilwaukeeCity of MilwaukeeCross Connection ProgramCross Connection Program

Construction Trades DivisionConstruction Trades Division

Cross Connection SectionCross Connection Section

Why is Milwaukee conducting Why is Milwaukee conducting Cross Connection Surveys?Cross Connection Surveys?

• Safe Drinking Water Act (SDWA) passed by Safe Drinking Water Act (SDWA) passed by congress in 1974congress in 1974

• Department of Natural Resources:Department of Natural Resources:

NR 811.09NR 811.09

• Milwaukee Code of Ordinances:Milwaukee Code of Ordinances:

Volume 1 97-12Volume 1 97-12

Safe Drinking Water Act (SDWA)Safe Drinking Water Act (SDWA)

• The Safe Drinking Water Act (SDWA) was The Safe Drinking Water Act (SDWA) was originally passed by Congress in 1974 to originally passed by Congress in 1974 to protect public health by regulating the protect public health by regulating the nation's public drinking water supply.nation's public drinking water supply.

• The law was amended in 1986 and 1996 The law was amended in 1986 and 1996 and requires many actions to protect and requires many actions to protect drinking water and its sources, rivers, drinking water and its sources, rivers, lakes, reservoirs, springs, and ground lakes, reservoirs, springs, and ground water wells.water wells.

Safe Drinking Water Act (SDWA)Safe Drinking Water Act (SDWA)

• SDWA applies to every public water SDWA applies to every public water system in the United States.system in the United States.

• The responsibility for making sure these The responsibility for making sure these public water systems provide safe drinking public water systems provide safe drinking water is divided among US EPA, states, water is divided among US EPA, states, tribes, water systems, and the public.tribes, water systems, and the public.

Department of Natural ResourcesDepartment of Natural ResourcesNR 811.09NR 811.09

Cross-connections and Cross-connections and interconnectionsinterconnections

• CROSS-CONNECTION CONTROL CROSS-CONNECTION CONTROL PROGRAM.PROGRAM.

• The supplier of water for every municipal The supplier of water for every municipal water system shall develop and implement a water system shall develop and implement a comprehensive control program for the comprehensive control program for the elimination of all existing cross-connections elimination of all existing cross-connections and prevention of all future cross-and prevention of all future cross-connections. connections.

Milwaukee Code of OrdinancesMilwaukee Code of Ordinances97-1297-12

Cross-Connection Control RegulationsCross-Connection Control Regulations

• 97-12-1. PURPOSE. The purpose of this 97-12-1. PURPOSE. The purpose of this section is to protect consumers and public section is to protect consumers and public water supply system of the city from the water supply system of the city from the possibility of contamination or pollution due possibility of contamination or pollution due to a backflow of contaminants into building to a backflow of contaminants into building plumbing and/or into the public water supply plumbing and/or into the public water supply system.system.

Memorandum of UnderstandingMemorandum of Understanding

• The Department of Neighborhood Services The Department of Neighborhood Services through a Memorandum of Understanding through a Memorandum of Understanding established a Cross Connection Control established a Cross Connection Control Program for the Milwaukee Water Works.Program for the Milwaukee Water Works.

• The program began in 2005 to conduct The program began in 2005 to conduct inspections of commercial buildings on a ten inspections of commercial buildings on a ten year periodic cycle.year periodic cycle.

What is a Cross Connection?What is a Cross Connection?

• To help better understand Backflow To help better understand Backflow Prevention & Cross Connection Control we Prevention & Cross Connection Control we will now show a 14 minute video prepared by will now show a 14 minute video prepared by the American Water Works Association the American Water Works Association addressing this concern.addressing this concern.

Cross Connection Control ProgramCross Connection Control Program

• Approximately 15,800 commercial water Approximately 15,800 commercial water accounts serve buildings in Milwaukee.accounts serve buildings in Milwaukee.

• Six Plumbing Inspectors will be conducting Six Plumbing Inspectors will be conducting the inspections under this program.the inspections under this program.

• The Plumbing Inspectors developed a The Plumbing Inspectors developed a reference manual identifying the various reference manual identifying the various types of cross connection configurations and types of cross connection configurations and the proper cross connection control devices the proper cross connection control devices to correct them.to correct them.

Cross Connection SurveyCross Connection SurveyWhat to ExpectWhat to Expect

• Most inspections are initiated as a cold call.Most inspections are initiated as a cold call.• A visual inspection of all exposed water A visual inspection of all exposed water

supply piping from the water meter to the supply piping from the water meter to the point of use.point of use.

• Identification all cross connections observed Identification all cross connections observed during the visual inspection.during the visual inspection.

• A review of all existing testable assembles A review of all existing testable assembles and their required annual inspection and test and their required annual inspection and test reports.reports.

Inspection ResultsInspection Results

• If no cross connections are observed the If no cross connections are observed the inspection is recorded as passed.inspection is recorded as passed.

• If cross connections are observed the If cross connections are observed the Department of Neighborhood Services will Department of Neighborhood Services will send an Inspection Report and Order to send an Inspection Report and Order to Correct Conditions.Correct Conditions.

• The property will be recorded as failed until The property will be recorded as failed until the corrections have been made and re-the corrections have been made and re-inspected.inspected.

Typical Cross ConnectionsTypical Cross Connections

• ApartmentsApartments- Laundry Tub Faucets- Laundry Tub Faucets

- Hose Faucets- Hose Faucets

- Boilers- Boilers

Typical Cross ConnectionsTypical Cross Connections

• Office BuildingsOffice Buildings- Boilers- Boilers

- Chillers- Chillers

- Soap Dispensers- Soap Dispensers

- Water Closets- Water Closets

- Coffee Makers- Coffee Makers

Typical Cross ConnectionsTypical Cross Connections

• RestaurantsRestaurants- Beverage Dispensers- Beverage Dispensers

- Food Grinders- Food Grinders

- Steamer- Steamer

- Dishwasher- Dishwasher

- Glass Washer- Glass Washer

- Soap Dispenser- Soap Dispenser

- Hose and Spray- Hose and Spray

Typical Cross ConnectionsTypical Cross Connections

• Manufacturing PlantsManufacturing Plants - Chemical Dispensers- Chemical Dispensers

- Cooling Towers- Cooling Towers

- Boilers- Boilers

- Hose Faucets- Hose Faucets

- Equipment using Potable Water- Equipment using Potable Water

Hose BibbHose Bibb

Janitors FaucetJanitors Faucet

Laundry Tub FaucetsLaundry Tub Faucets

Hose Bibbs – Medical WhirlpoolHose Bibbs – Medical Whirlpool

Hose and SprayHose and Spray

Hose and SprayHose and Spray

Fill ValveFill Valve

Backflow PreventerBackflow Preventer

BoilersBoilers

Electric BoilerElectric Boiler

Cooling TowersCooling Towers

Coffee MakersCoffee Makers

CarbonatorCarbonator

CarbonatorCarbonator

SoapSoap DispenserDispenser

Commercial DishwasherCommercial Dishwasher

Parts WasherParts Washer

Chemical DispenserChemical Dispenser

Time Frame for CorrectionsTime Frame for Corrections

• The typical Inspection Report and Order to The typical Inspection Report and Order to Correct Conditions will provide 30 days to Correct Conditions will provide 30 days to correct.correct.

• For more unusual cross connection For more unusual cross connection conditions a longer time for compliance may conditions a longer time for compliance may be specified.be specified.

• Appeals for additional time to comply are Appeals for additional time to comply are made to the Standards and Appeals made to the Standards and Appeals Commission.Commission.

Correcting Cross ConnectionsCorrecting Cross Connections

• Hose thread vacuum breakers may be Hose thread vacuum breakers may be installed without a permit by anyone.installed without a permit by anyone.

• A licensed plumber working under a permit A licensed plumber working under a permit is required for any other form of cross is required for any other form of cross connection correction.connection correction.

Order ComplianceOrder Compliance

• Call for re-inspection by owner or plumbing Call for re-inspection by owner or plumbing contractor.contractor.

• Re-inspection of cross connection violations.Re-inspection of cross connection violations.• An abated status is provided on the An abated status is provided on the

Inspection Report and Order to Correct Inspection Report and Order to Correct Conditions if all items are addressed.Conditions if all items are addressed.

• The property status is changed from failed to The property status is changed from failed to passed.passed.

See You in Ten YearsSee You in Ten Years

• We have a display table with examples of We have a display table with examples of cross connection control devices and a copy cross connection control devices and a copy of the reference manual. of the reference manual.

• We will take questions at this time.We will take questions at this time.