city of houston backflow prevention requirements

the system pressure has been increased by Phone: 206-824-0375 Backflow is the unintended flow of water from any domestic, industrial or institutional piping system into a drinking water supply system. Backflow Prevention Information | City of Houston - Houston Public Works Backflow Prevention Information All certified backflow prevention assembly testers play an important role in protecting the City of Houston water customers. All applicable RPBA installation criteria will apply. Only assemblies approved by USC may be installed vertically. For single & multiple assembly installations, refer to item #2 above to ensure proper ladder placement. A Texas State Board of Plumbing Examiners (TSBPE) licensed Plumbing Inspector. Are you a Local Pro? Items can be submitted to our office . Note:TCEQ has adopted the University of Southern California (USC) 10th Edition Manual of Cross-Connection Control as the standard for backflow prevention assembly testing procedures and this manual is now required for all students attending this class. 6. 9. 1. g"`Q CL!s?gp\W80dpQ%0e8iF bS24IP s0 K Cross Connection Control Backflow Tester Company List. Preventing backflows is important for protecting drinking water quality. All exposed piping inside enclosures must be insulated with commercially manufactured closed-cell pipe insulation or a heat source must be provided. i. Schedule CSI Inspections / Horario de Inspeccin CSI, Code Enforcement Officers & registered Sanitarian, Pipeline Assessment Certification Program (PACP), Surface PRO 2 or higher, running Windows 8.1 or higher, An internet connection broadband wired or wireless (3G or 4G/LTE), Speakers and a microphone built-in, USB plug-in, or wireless Bluetooth. 13. Under normal operation water flows from the City of Houston waterlines to the water customers. 751 0 obj <> endobj 2023. Registers must read in cubic feet. Technical information about how and where to install backflow prevention assemblies. Payable to: City of Pharr. Required permits must be obtained and associated fees be paid prior to installing a premises-isolation backflow assembly. If suspended from ceilings, pipe hangers designed to carry the full load of the assembly must be installed. The garden hose is the most common cross connection. hbbd```b``"A$c/d[&H~0LS ], fsM9m R> ,`v."IXQ n&nf` GS Here are a few ways you can do just that: For more information see TCEQ's regulations for irrigation systems, orcontact TCEQ's Landscape Irrigation Program at 512-239-LAWN. All splices must be accessible. City of Houston. Where existing fire sprinkler system water piping is significantly remodeled (significance determined by the Bureau) or modified, unapproved assemblies and or devices are to be replaced with those currently approved. Under normal operation water flows from the City of Houston waterlines to the water customers. 8. 1750 12 th Street Sarasota, Florida 34236. These will allow for necessary clearance for ladders in single assembly installations. 7. You may also e-mail your question or comment to PDWS@tceq.texas.gov. The proper backflow device protects the public water supply from possible contamination. Show the hose bib(s) in pool area. Title 21.24.040 requires access be granted to all premises for inspection of water piping, as described therein. 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 Get listed and meet new customers. Where the worker was mixing the pesticide, the water pressure dropped, and the flow in the hose reversed. Make sure that the end of your garden hose is never submerged in or connected to a nonpotable substance. 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). SwiftQuote stores your backflow service history and gives you instant access to your records. An alternate assembly location may only be considered for retrofit applications and excludes new construction. See note below. Note: Some features in theweb clientare not supported on Internet Explorer. Backflow prevention devices are installed to protect against cross connection contamination caused by backflow conditions. Kent, WA 98032 13. Have a High School Diploma or Equivalent Certificate, Pass an examination *Written exam must be taken at a TCEQ regional office or proctored computer-based testing facility as of May 2, 2016, Work at least two years in an approved area. All rights reserved. Additional gauges can be certified for $70 per gauge. How can backflow be prevented? Planning, outreach and education, strategic, and technology projects. All services considered non-potable and do not pose a risk to health. The relief-valve must be located 12" above the top of the vault drain opening. Some public water systems have licensed staff who perform the CSIs and then bill the customer for the inspection. %PDF-1.6 % be isolated from the toilet bowl. Separation must be at least twice the diameter of the water supply outlet and never less than one inch. See something we could improve onthis page? Official Cross-Connection Control Program forms: Listed below are links to the official TCEQ Cross-Connection Control Program forms. 772 0 obj <>/Filter/FlateDecode/ID[<71747C618647EA4DBE716392F970CF8B>]/Index[751 47]/Info 750 0 R/Length 99/Prev 434359/Root 752 0 R/Size 798/Type/XRef/W[1 2 1]>>stream @rvk`1i)S8::Al0T h``XS~W23TV9lU4v Third-Party CSI Inspectors: Ray Harlow: 832-349-4465 Terry Blanchard: 281-889-1443 Taylor: 936-647-5852. Backflow occurs for one of two reasons, either back pressure or United States, Backflow Prevention Assembly Tester Information, Backflow Prevention Assembly Tester Registration Instructions, List of Backflow Prevention Assembly Testers, Approved Backflow Prevention Assemblies List. 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. haO9~i+Ek-UJ= a! %%EOF Otherpublic water systems require the customer tohire alicensed person to conduct the CSI. or drained down. rescheduled. These devices are subject to annual inspection, maintenance, testing and reporting requirements to ensure each device continues to protect against cross connections. Position Overview. You can choose anindividual service providers or select all the providers in their area. customer whenever a service All premises having more than one domestic water service. A Double Check Detector Assembly (DCDA) is typically the type of backflow assembly installed on fire sprinkler water services. Copyright 2023 Houston Public Works. ?H!H2@5H0 -.l>@Lu ut&30 c Vacuum Breaker/backflow preventer HPWCODE1100 About Apply Inspections Contact Plan Review Not Required Inspection Required Renewal Not Required Fee $31.95 for first three; $10.65 each additional. By continuing to use this website, you consent to the use of cookies in accordance with our Cookie Policy. Only commercially manufactured prefabricated insulated outdoor enclosures are approved. Of the 24 hours, 8 hours must be practical skills (hands-on) training. Monday - Friday 8:00 a.m - 5:00 p.m. Vault lids with hinged frame and covers (Oldcastle Infrastructure or equivalent): where applicable use Center-Offset frame and cover lids (Oldcastle Infrastructure or equivalent). Refer to item #2 above for proper vault lid and frame & cover applications. 9. Your water systems role begins with good system maintenance and sound operations. Backflow prevention assembly requirements are determined by plumbing inspections performed at initial or remodel construction projects during the Building Permit Process. Only 5/8x 3/4 Neptune T-10 positive displacement meters with high resolution registers are to be used. Above ground enclosure installations may have clearances less than those mentioned for vault installations, provided they are equipped with removable panels, doors and tops that create clearances equal to or greater than those described herein. An approved airgap must be located directly below the relief valve orifice. Completing this course also provides continuing education credit for the following licenses: 32-hours of continuing education credits for licensed Backflow Prevention Assembly Testers, 12-hours of continuing education credits for licensed Water and Wastewater Operators, 12-hours of continuing education credits for licensed Landscape Irrigators (LI), 12-hours of continuing education credits for licensed Customer Service Inspectors (CSI), 12-hours of continuing education credits for licensed Water Treatment Specialist, 100-hours of training credit to an applicant for a Plumbing Inspectors license (through TSBPE). The bore-sight drain must never be connected to a sewer of any kind, catch basins, sumps, or dry wells. Check or Money Order ONLY. This reversal of flow direction is known as backflow. 7. Backflow Prevention Assembly Test and Maintenance Report(, Customer Service Inspections: A Guide for Public Water Systems (TCEQ publication, Backflow Protection on Fire Prevention Systems (TCEQ publication, A Public Water System Guide to Preparing a Backflow-Incident Emergency-Response Plan (TCEQ publication, A Public Water System Guide to Responding to a Backflow Incident (TCEQ publication, Establishing and Managing an Effective Cross-Connection Control Program (TCEQ publication. On an outside building wall, at a height between 1 and 5 above the floor or finished grade and within 50 of the backflow assembly. Additionally, all piping for fire sprinkler system backflow assembly installations must be compliant with the local Fire code. 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. Backflow Prevention Cross Connection Control In compliance with Washington State Administrative Code 246-290-490, which regulates the city's Cross Connection Control Program, Bellevue Utilities inspects drinking water systems on properties to protect against contamination. Vaults must accommodate 6-feet of vertical headroom or have hinged double door opening frame and covers that accommodate the entire lay length of the assembly. 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. 2. Email. The Cross-Connection Control Subcommittee advises us in this effort. What is backflow? 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 This usually occurs in unvented heating systems, where Specific criminal history could negatively impact the ability to receive a TCEQ issued occupational license. If installed greater than 24", assemblies must be installed in a precast concreate vault that meets vault clearance standards as stated herein. 12. 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. 11. Assemblies over 2 inches in size (includes 2-inch DCDA/RPDA) must be supported by rigidly mounted metal supports (Standon Pipe Supports or equivalent) underneath the shut-off valves at both ends of the assembly. Premises-isolation assemblies approved to be installed inside buildings or structures must be installed at the water supply riser/supply pipe. contamination of potable water supplies with foul water. The Arizona Department of Environmental Quality requires that each be tested annually. Sump pump discharge piping must meet vault drainage requirements as stated herein. Austin Water administers a backflow prevention program in conjunction with federal, state and local codes to ensure backflow prevention devices are installed and maintained where backflow may be a risk. 1002 Washington Ave., 4th Floor . Certain pressure loss incidents, such as a water main break or fully opened fire hydrant, can force water back into the drinking water system. When a RPBA is installed in an above ground enclosure, the enclosure drain must drain to finished grade and be able to discharge the full rated flow of the relief-valve. Premises-Isolation assemblies approved to be installed inside buildings must be installed on the riser/supply pipe where the water service enters the open space and/or exits a water meter vault.

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