A RPBA may required to be installed on any water service that is considered potable and provides for the use of water as a medium for purposes other than potable drinking water. Permit and plans must be on site for inspection. Backflow into a potable-water system can be . Legal and installation requirements for backflow protection 5 Fax: 512-972-1260 Email Physical Address Glen Bell Service Center 3907 South Industrial Drive 9. A RPBA must be installed on domestic water services to mixed-use and multi-tenant premises. An inspection fee must be paid to the Water Bureau prior to replacement of an existing assembly or newly installed assembly on a dedicated fire service. For single & multiple assembly installations, refer to item #2 above to ensure proper ladder placement. Assemblies 2 and smaller may have reduced clearances as approved by the Water Quality Inspector. 10. Services supplying premises that are equipped with frost-free drain-back yard hydrants and/or Sanitary Yard Hydrants must be equipped with a RPBA. The installation must be compliant with this code and/or any applicable OAR. Copyright 2021 Hardin & Associates Consulting. Backflow preventers are mechanical devices that protect against backflow, which is when contaminated water flows back into a drinkable water supply. Vaults and enclosures must not contain loose fill materials or debris of any kind. All exposed piping inside enclosures must be insulated with commercially manufactured closed-cell pipe insulation or a heat source must be provided. A backflow prevention assembly tester that is . To remove the pesticide from the water lines of the customer, utility workers flushed those lines. 9. Underground piping requires a minimum 3 feet of cover and may also require a permit be taken out from the Fire Marshals office. It is recommended when 2 and 1-1/2 Double Check Valve Assemblies (Excludes fire service assemblies, see information under fire sprinkler services) are installed below grade the Carson Industries plastic box #1730-18 be used or equivalent. Upon installation of the Backflow Prevention device, please provide the following: a. Please include Cross-Connection/Backflow Prevention in the subject line of your e-mail. Austin, 78744-1070 Work must be completed prior to temporary or final occupancy being granted by a City of Portland Bureau of Development Services (BDS) Building Inspector. Backflow is the reversal in the direction of the normal flow of water in a piping system. 4. All backflow assemblies installed below grade must be provided with test cock plugs. This could be caused by pumps, boilers or storage tanks. All rights reserved. The tester's role is to verify the proper operation of the assemblies. Name of Property: Property Address: City, State, Zip: , . Customer water can be exposed to chemicals, microbes and other harmful substances through sinks, irrigation systems, toilets, showers, washing machines, hose bibs, or through commercial fixtures including boilers and cooling towers. All assemblies 2 and smaller (Excludes fire service assemblies, see information under fire sprinkler services) must be installed no more than 24 below finished grade. The City of Portland ensures meaningful access to City programs, services, and activities to comply with Civil Rights Title VI and ADA Title II laws and reasonably provides: translation, interpretation, modifications, accommodations, alternative formats, auxiliary aids and services. RHA90C}"E U F2Op,VQMjT F@;(y4nUu=7c[rcQcKHWN{!FCkuSi5NzeF5Z$5U)bh5'79x#E9SrZO[L~yTcoEplbYf#l1z%VP@MZjBAz8r6dJ#yhl=ZU!H.$>UW+qEh,q.;j,^C(.Z> MdRU[ 4L2d ?a.Ze9!` {:15}A7` %n0 PDF Backflow into a potable-water system can be A Consumer's Other elevation criteria as stated herein will apply. However, certain pressure variations in the public water supply can cause water to flow in the opposite direction. . Certification required at final inspection. Applications . Highline Water District Email. Retrofit/Replacement backflow assembly installations must meet current State and City installation requirements. The ladder must be mounted vertically in the entryway of the vault or chamber and be securely anchored at top and bottom. Backflow conditions can occur when the City's water system pressure drops (like during a fire or a water main break), or when a customer's water pressure is higher than the City's water system. 7. City of Rochester | Cross Contamination and Backflow All students registered for this class will receive a copy of the USC 10th Edition. 14. endstream endobj 752 0 obj <. prevent backflow. To schedule an inspection, you will need the Permit Number, Job Address, and Inspection Code. Kent, WA 98032 Fax - 941-365-4840 . All Rights Reserved. the system pressure has been increased by Apply in person at 1002 Washington Avenue, Houston, TX 77002 or at one of the Satellite Offices. 10. The addition of a PWS logo, with no further alterations, to the TCEQ official forms, TCEQ 20699 and TCEQ 20700, does not require submittal or approval of an alternate form. Splices must be made with 3M Scotchlok moisture resistant connectors, part number UR or UY or equivalent. Enforcement of state law is the responsibility of the appropriate state agency. Where it is possible for a fire sprinkler system to be connected to or be augmented by any auxiliary water source a RPDA will be required. Statewide Links: Texas.gov Backflow Prevention Requirements | Longview, TX SwiftQuote is a free service for businesses. Highline Water District (HWD) makes no representation regarding the abilities . Potential contamination can make extra protection necessary for landscape irrigation systems, spas, swimming pools, solar water heating systems, or even a bucket of soapy water being filled by a garden hose. %PDF-1.6 % If the available area between a building and the property line is adequate (determined by the Bureau), the vault, chamber, or enclosure for the type of backflow assembly required must be installed outside the confines of the building or structure. water service customers who are advised to use their own judgment In no circumstance may the lower assembly be less than 12 AFF (measured to the lowest point on the assembly) and the higher assembly may not be installed above 5 AFF (measured to the top of the assembly body) unless an OSHA approved permanently mounted platform is installedthat meets the standards as outlined herein. FAX: 206-824-0806 Select the appropriate type of inspection and click the Submit button. See note below. Get listed and meet new customers. 1002 Washington Ave., 4th Floor 16. What is a Backflow Preventer? (+Testing Requirements) Customer Service Inspection Certificate (. 1. Drawings must show property lines, building setbacks, identify street frontage, water main, service location and proposed backflow assembly type and location. The tester's role is to verify the proper operation of the assemblies. than in its supply, i.e. Backflow and Cross Connection Control - Welcome to the City of Fort Worth An approved rigidly mounted ladder, with an extension which extends 3 above the vault lid (Oldcastle Infrastructure Pull-Up Extension, Bilco LU-1 or equivalent) is required if the vault or chamber is 4 or greater in depth. sent directly to you and the This solution is free, but not highly reliable. The relief-valve must be located 12 above finished slab elevation. (Minimum Permit Fee is $91.05) Admin fee 31.32 Valid Period 180 Days Processing Time 1 business day Prior to installing a backflow assembly within a building or structure, accurate drawings must be submitted to Portland Water Bureau Water Quality Inspection group for approval. The riser/supply pipe location must meet location criteria as stated herein. To protect public health, our Cross-Connection Control (CCC) and Backflow Prevention Program is committed to helping you protect your drinking water system from potential contamination. All horizontal and vertical runs of pipe prior to an assembly may be required to be sleeved with schedule-40 PVC pipe. Fire systems that incorporate the use of storage tanks must be equipped with a RPDA and are required to be installed at the service connection/point-of-delivery to the premises as outlined herein. If available, current GIS data will be used to make this determination. 23828 30th Ave. S. Yes No . Premises-isolation backflow assemblies must be those approved by University of Southern California Foundation for Cross-Connection Control and Hydraulic Research (USC) and the Oregon Health Authority (OHA). Cross-Connection Control and Backflow Prevention Program - City of Tampa The Oregon Health Authority (OHA) Cross-Connection Control Requirements are the minimum requirements that a public water provider must adhere to when requiring backflow prevention assemblies be installed. What is backflow? May be installed in the concrete portion of the vault top, the touch pad must be easily accessible for replacement. is booked, canceled, or Join to apply for the ENVIRONMENTAL INVESTIGATOR I/RC role at City of Houston. See something we could improve onthis page? some means. This is not a complete list of all certified testers in this The garden hose is the most common cross connection. TCEQ regulations are the minimum requirement. The following individuals are authorized to perform CSIs: OurOccupational Licensing Sectionlicenses Customer Service Inspectors and maintains a database of licensed Customer Service Inspectors. This applies to all below grade new service and retrofit of existing service installations. Mail the original Backflow Prevention Assembly Certified Test Report complete by a Tester from the City of Houston Certified Tester List to: City of Houston Water Production Section, 7000 Ardmore, Houston, TX 77054 ATTN: Tom Nguyen. The installation of a backflow assembly may alter system operating pressure, flow and/or influence other hydraulic functions. 503-823-4000 Traduccin e Interpretacin |Bin Dch v Thng Dch | | |Turjumaad iyo Fasiraad| | Traducere i interpretariat |Chiaku me Awewen Kapas | . Hire a licensed irrigator. Fortunately, there are two inexpensive ways to solve this problem: As a homeowner, you may install and maintain your own irrigation system, but its still important to have a suitable backflow prevention assembly (BPA) in place and to be sure that it works properly. A reduced pressure type backflow assembly will be required on services to premises with piping systems adjacent to waterways that may be subject to immersion due to periods of highwater incidents. Backflow is the undesirable reverse flow of non-potable (non-drinkable) water or other substances that can contaminate the drinking or public water system due to a cross connection in the piping. Effective against backpressure backflow and back-siphonage and may be used to isolate . Touchpads not installed in vault doors or on a building face must be installed using the Brooks #37, 12 X 20 box w/T&R lid. or drained down. The relief-valve must be located 12" above the top of the vault drain opening. Hours: M-F 7:00-4:00, Copyright 2016 Highline Water District |. This is not a complete list of all certified testers in this state. Separation must be at least twice the diameter of the water supply outlet and never less than one inch. REDUCED PRESSURE PRINCIPLE ASSEMBLY. We also coordinate meetings of the Cross-Connection Control (CCC) Subcommittee, a group of participants that meet to discuss issues related to cross-connection control and backflow prevention. forcing it into a clogged gutter, downspout, or sewer pipe to flush out the clog, connecting it directly to a hose-end sprayer to apply pesticide or fertilizer to your yard, connecting it to a soap-and-brush attachment to wash your car, boat, or siding, letting the end of the hose lie in a puddle or pool of water on the ground. Existingcustomers whenever there is a reason to suspect that a hazard or a source of contamination may be present. As determined by the Water Bureau, part #8197, 36 X 36 or #8197-Double, 36 X 74 frame and covers may be required. We are a Houston Texas backflow testing and repair company with several testers in the field every day testing and repairing backflow preventers for a better customer service experience. Local business owners can create quote requests for a backflow services. 13. 2. Efrain Torres, Environmental Investigator IV. ABPA certification also requires an additional fee. Can you always be this careful? There are more than 30,000 backflow prevention assemblies in use in the Tucson Water service area. Where the worker was mixing the pesticide, the water pressure dropped, and the flow in the hose reversed. 175 0 obj <> endobj Building, transportation, maintenance, and sewer projects. Backflow Prevention | Fort Wayne City Utilities The Portland Water Bureau will determine the degree of risk. Backflow Prevention Information | City of Houston - Houston Public Works Assemblies larger than 2 (Includes 2 fire service DCDAs (see fire sprinkler information), only pre-cast vaults (Oldcastle Infrastructure or equivalent) that accommodate the installation criteria will be accepted. To become a City of Pharr registered tester, the following items must be submitted to our office: 1) A copy of your Backflow License (issued by TCEQ) 2) A copy of your Gauge Test Report / Calibration Test Kit. For your convenience we provide CT's Firm Name: Tester Name: Firm . Interior and basement installations must provide drainage for the full rated flow of the relief-valve, or the supply piping must be equipped with an approved Flood Protection Shut Down Valve. All above-ground enclosures must be provided with concrete floors/pads, which may not be less than 4 inches in thickness. 3. The parallel elbows shall be no more than 12 off the centerline of the TEE. Backflow Prevention Program | City of Sarasota These will allow for necessary clearance for ladders in single assembly installations. Are you a Local Pro? A TSBPE-licensed plumber with a Water Supply Protection Specialist endorsement. When a DCDA is installed in a vault the metered by-pass must be plumbed on the side of the assembly opposite of the ladder. 3. Specify the type of backflow prevention device on pool fill line (6-inch or greater air gap, check valve on water to cutoff valve, or siphon breaking valve downstream to cutoff valve). A RPBA must be installed on all service connections to industrial premises where complex (degree of complexity to be determined by the Water Bureau) intricate plumbing systems exist. Still, good water and time were wasted: As shown by the case histories of backflow incidents For parking lot, driveway, loading dock applications and/or heavy commercial traffic applications, a minimum of EJ USA Inc. #8217, 36 X 36 or #8217-Double 36 X 74 frame and covers or equivalent must be used. Depending on how long the backflow event lasts, the contamination could spread to the public drinking water system. The riser/supply pipe must be installed 12 from the property frontage foundation wall to the centerline of pipe on the centerline of the city water service as it runs perpendicular from the R.O.W. All applicable RPBA installation criteria will apply. Until testing showed authorities that the citys water was safe, they warned customers in the area not to drink it. Backflow Prevention Assembly Tester Information ABPA coordination needs to be scheduled in advance to ensure we have the appropriate number of proctors/monitors on site for the exam. The RPDA must be installed at the service connection/point-of-delivery to the premises as outlined herein and as defined by OAR Chapter 333-061-0020. Backflow Prevention Frequently Asked Questions - DEP - New York City An individual may substitute one year of required experience with: 1 year of College credit (32 Semester Hours), 20 Hours of Approved Training in addition to the required 40-hour Training Course. When a Double Check Valve Assembly (DCVA) or a Double Check Detector Assembly (DCDA) is installed in a vault the following must be provided: 1. Where anti-freeze compounds, chemicals, gases, or any other additives are added to a fire sprinkler system, a Reduced Pressure Detector Assembly (RPDA) will be required. Backflow Prevention Overview | AustinTexas.gov i. 3. Click Here to add a tester to your company. Technical assistance in the area of cross-connection control is offered to public water systems by staff from our central office. Note: A Reduced Pressure Detector Assembly (RPDA) is required to be installed where; storage tanks are provided, if the structure is considered a high-rise (requirement stated herein) if supplying marinas, moorages, premises having docks and piers, when rainwater-harvesting, storm-water and/or groundwater recovery and reuse systems are installed and/or that use, or reuse treated wastewater (grey and/or black-water). RPBA installations must meet all applicable Oregon Administrative Rules, 333-061-0070, Title 21, and Title 28, respectively. Backflow Test Houston BackflowInspector.com Backflow Prevention FAQs. For example, these and other businesses would be required to install high-grade backflow prevention assemblies and have them tested by a certified tester annually: Another aspect of an effective CCC program is the customer service inspection (CSI). The assemblies are to be installed no more than the pipe diameter in inches from the outlet side of the elbows off the Tee. HVK%')dVe%X[oLWR=I Dtrtq3,Vg(&_[N?YG5P[IYH^h\z=d+k,IU%TgrtM%gNYc8-@OiGW.ili\B,|g6 ,~=z. Assemblies larger than 2 inches (includes 2-inch DCDAs) must maintain at least 4-inches clearance on the backside, 3 inches at both ends, not less than 12-inches underneath, 24-inches in front and 36-inches vertically above assembly body (this clearance may be reduced to accommodate a platform if approved by the Water Bureau inspector). Reminders are automatically If the available area is not able to accommodate the enclosure required (determined by the Bureau), the assembly must be installed on the water supply riser/supply pipe and conform to the AFF criteria as stated herein. Foundations, footings, slabs and/or walls must be sleeved or core-drilled to accommodate code compliant riser/supply pipe entrance locations. For this reason, building codes Backflow assemblies installed on water services that enter buildings with subgrade floors must conform to the following: Enter a building perpendicular to the centerline of the city water service and at an elevation as determined by the depth of the city water service at the R.O.W. Some appliances have built-in backflow prevention for this reason, but many do not. The Association of Contracting Plumbers of the City of New York, Inc. 535 8 th Ave, 17 th Floor New York, NY 10018 (212) 481-4580 Monday - Friday 8:00 a.m - 5:00 p.m. For horizontal installations, and for assemblies which are not approved for vertical up installation, the riser must be equipped with a single 90-degree elbow and the assembly is to be no more than the pipe diameter in inches beyond the centerline (or outlet side of the) elbow to accommodate horizontal installations, excepting only the addition of a wye-strainer, flood control shut off valve or other, necessary appurtenance. Over the years, we've been providing top-quality plumbing services to customers all across the state of Texas. Backflow Prevention Information | Greensboro, NC Wires must not encumber the vault opening or ladder. A RPBA is required where the water is treated in any way. The only thing you pay for is your service booked through the platform. {R/ONU1#>he I5ce;, Position Overview. customer whenever a service When a RPBA is installed in a vault or enclosure in a berm or hillside, a horizontal boresight drain to daylight must be provided. 7. If installed greater than 24", assemblies must be installed in a precast concreate vault that meets vault clearance standards as stated herein. Premises-Isolation assemblies installed at an elevation greater than 5-feet measured to top of assembly body AFF, must be provided with a permanently installed platform. 5. 9. Upon completion of a premises-isolation backflow assembly installation, Portland Water Bureau Water Quality Inspection must be notified. This reversal of flow direction is known as backflow. Full opening double doors (Oldcastle Infrastructure 332P-2 or EJ USA Inc. #8127-Double or equivalent) can be used to obtain the 6-foot requirement but must encompass the entire lay-length of the assembly and must not encroach on required ladder clearances. Opportunities posted to governmentjobs.com, Legal and installation requirements for backflow protection, City of Portland general information hotline, Backflow prevention and cross-connection control, Oregon Health Authority (OHA) Cross-Connection Control Requirements, Backflow assembly installation requirements, Submitting backflow assembly test reports, Portland Water Bureau manuals and design standards, install a backflow prevention assembly if there's an existing or potential cross-connection on your premises, immediately have your assembly cleaned, repaired or replaced if not working properly. A partiallisting of common cross-connection hazards: Individual copies of these publications are free: These manuals are available for purchase from their publishers: For more information, call our main Water Supply Division line, 512-239-4691, and ask for the Cross-Connection Control and Backflow Prevention Program coordinator.

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