2006 Water Comprehensive Plan - City of Bellevue

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. At the time the backflow prevention assembly was installed its installation was approved by the city asappropriate for the degree of hazard; andc. The backflow prevention assembly does not meet the criteria for upgrading as required in subsection (C)(2)of this section.2. All existing nonconforming backflow prevention assemblies shall be replaced and upgraded to current standardsat such time as any of the following conditions exist:a. The assembly fails to operate properly;b. The assembly fails required annual testing and certification;c. The assembly requires continual and excessive repair or maintenance;d. The degree of hazard at the premises increases from that which existed at the time the assembly wasinstalled; ore. The water service, fire sprinkler system or plumbing are, or have been, modified.3. When the utility discovers previously unknown and/or unprotected cross-connections, the utility shall notify theproperty owner of the cross-connection, the degree of hazard, and the cross-connection abatement and control measuresrequired. The property owner shall make provision to implement all required abatement and control measures within thetime frame specified by the utility subject to the enforcement provisions of BCC 24.02.250 or state law.D. Inspection, Testing and Certification Requirements.1. All newly installed or relocated backflow prevention assemblies shall be inspected, tested and certified by theutility, except that newly installed irrigation system backflow prevention assemblies may be tested by a certified privatebackflow prevention assembly tester following city inspection of assembly installation.2. All backflow prevention assemblies shall be inspected, tested and certified annually by the utility or a privatebackflow prevention assembly tester certified by the Washington State Department of Health.E. Costs and Fees. The property owner shall be responsible for paying all utility costs and fees associated with theinstallation, inspection, testing, certification, repair, replacement or upgrade of backflow prevention assemblies. See BCC24.02.250 regarding fees. (Ord. 4751 § 3, 1995.)Element 2: The purveyor shall develop and implement procedures and schedules forevaluating new and existing service connections to assess the degree of hazard posed bythe consumer's premises to the purveyor's distribution system…1) Evaluations of new construction and sites are completed through the UtilitiesDevelopment Review process and City’s Plumbing Inspection plan review.2) Utilities cross-connection program has been active since the mid 1980’s when initialevaluations were conducted on commercial sites. Evaluations of residential sites aredone through the PCD plan review process and individually as time permits.3) Commercial change of use and Tenant Improvements are evaluated through the PCDplan review process. Periodic reevaluations of service connections are prioritizedbased on the degree of hazard determined during the initial evaluation. In order ofimportance: (1) Table nine sites annually (exception: a; continue to receivesatisfactory test results on an annual basis b; complex plumbing systems with limitedaccess agree to test on a bi-annual basis (i.e. Overlake Hospital). (2) Change of use.Most frequently accomplished through the plumbing and plan review process (3)commercial/retail connections 4) residential connections as time permits, and withpublic outreach and education.Element 3: …develop and implement procedures and schedules ensuring that…cross connectionsare eliminated…controlled by installation of approved backflow preventer…installed inaccordance with requirements…Through City Code, the evaluation process, the use of “Accepted Practices andProcedures…”, and the DOH list of approved assemblies all aspects of this element aremet within Utilities cross connection program. Utilities specifically requires morestringent installation practices with the following: 1) Mixed use (multi-family andcommercial/retail) buildings are required to install and RPBA for premise isolation. 2)10-19
All properties using unapproved auxiliary water supply are required to install an RPBAfor premise isolation.Element 4: The purveyor shall ensure that personnel, including at least one person certified as aCCS, are provided to develop and implement the cross-connection program.CCS Requirements by PositionPosition primary duties CCS BATEngineering Tech (1) cross connection program mandatory mandatorySr. Engineering Tech (2) WQ regulatory compliance mandatory mandatoryWater Technical Specialists (5) water operations mandatory n/aCrew/Lead/Skilled Workers (13) water maintenance optional n/aThe current program contact is Michael Graves, CCS #5399, BAT #4016 425-452-2030.Or Rob Hutchinson CCS #3830 BAT #4155 425-452-5208Element 5: The purveyor shall develop and implement procedures to ensure thatapproved backflow preventers are inspected and/or tested (as applicable) in accordancewith subsection (7) of this section.Utilities cross connection program administrator tests and inspects all new backflowassemblies upon installation (except residential irrigation), as well as, air gaps (portableand fixed). Residential irrigation tests are done independently by certified BAT’s and testreports submitted to Utilities for review.Utilities is currently developing a system to incorporate inspection of existing and newAVB’s into the data base used for annual notification letters to our customers. Proceduresfor repair or replacement of BPA’s are covered under city code as listed above.Element 6: The purveyor shall develop and implement a backflow prevention assemblytesting quality control assurance program…The testers listed on the back of Utilities annual notification letter are required to submitcopies of current certification and test kit calibration. Testers not on the list submit thesedocuments with each test. Problem, or late, tests are followed up with a phone call to thetester and possible inspection of assembly in question.Element 7: The purveyor shall develop and implement (when appropriate) procedures forresponding to backflow incidents.This element is covered in the City of Bellevue Water Quality Emergency Response Plan.10-20
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WaterComprehensivePlan
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ASSET MANAGEMENTR&R needs areregula
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CONTENTSExecutive SummaryPageiiiCha
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Chapter 12 - Financial Information
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10-1 Federal Drinking Water Quality
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CHAPTER 1IntroductionUtilities Depa
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Demand. The quantity of water obtai
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EKCEast King CountyEKC-CWSP East Ki
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CHAPTER 2Water Utility PoliciesThe
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owner agrees to reimburse the City
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Facility AbandonmentWhen the Utilit
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Discussion:The Utility should syste
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Discussion:It is Bellevue’s polic
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Discussion:In 1982, Bellevue, along
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Waterworks UtilityFinancial Policie
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B. Self-sufficient FundingEach Util
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B. Funding LevelsFunding for capita
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D. Capital Facilities Renewal & Rep
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overhead for developer extension pr
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equired to balance the expenses. A
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demonstrate that the hydrologic res
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adopted to recover those costs dire
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In 2004, the Financial Consulting S
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Discussion:Providing reserves for e
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individual Transportation Analysis
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Table 3-2Residential Population Pro
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2006CURRENT LAND USENE 8TH ST104TH
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SERVICE AREAThe current Bellevue ci
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Table 3-3Interties(Regional Supply
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Bellevue and Kirkland are currently
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Water District No. 22Water District
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Utility Service Review ProceduresTh
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CHAPTER 4Water RequirementsThe exis
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This type of demand is relatively c
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• Apparent Losses: Includes unaut
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Existing DemandExisting water deman
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The future build-out demand project
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Table 4-4cBuildout Demand Projectio
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Table 4-6Comparison of Eastside Com
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pressure throughout the rest of the
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Pressure ZonesPressure zones are de
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CHAPTER 5Water ConservationThe City
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identifies the main categories of a
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Table 5-2Historical Conservation Me
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Speakers BureauThis measure is defi
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Bill Showing Consumption HistoryThi
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schedules, and efficient irrigation
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Seasonal Demand ManagementThis meas
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RowTable 5-5Conservation Savings Ac
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Figure 5-1Single Family Water Use P
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Since the post-conservation era beg
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statement about each measure is inc
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CHAPTER 6Existing SystemThis chapte
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KIRKLANDREDMONDLakeWashingtonWest B
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City of BellevueWater Pressure Zone
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Supply ConnectionNE 40th InletCherr
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appropriate, PRV records also inclu
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Table 6-5Pump StationsPage 1 of 2Na
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Table 6-6Storage FacilitiesPage 1 o
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HYDRAULIC OPERATIONSTables 6-7 thro
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ZonePrimary SupplyConnectionsReserv
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ASSET MANAGEMENT PROGRAM DEVELOPMEN
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total business risk exposure.Determ
Page 141 and 142: PIPELINE RENEWAL AND REPLACEMENTBel
Page 143 and 144: In 1999 Montgomery Watson completed
Page 145 and 146: CHAPTER 8System AnalysisThe purpose
Page 147 and 148: from Seattle’s Eastgate and SE 28
Page 149 and 150: year. When these small-diameter pip
Page 151 and 152: Fire Flow VolumeDefinitionWAC 246-2
Page 153 and 154: increase in demand anticipated due
Page 155 and 156: Table 8-1bSummary of Storage Evalua
Page 157 and 158: Storage Conclusions and Recommendat
Page 159 and 160: To evaluate required capacity for t
Page 161: CHAPTER 9Operations and Maintenance
Page 166 and 167: Table 9-1Engineering and Environmen
Page 168 and 169: Table 9-3Water Department Vehicles
Page 170 and 171: RECORDS AND DATA MANAGEMENTSystem O
Page 172 and 173: Pump Stations. Each pump station is
Page 174 and 175: CHAPTER 10Water QualityThis Chapter
Page 176 and 177: Bellevue is responsible for monitor
Page 178 and 179: Table 10-2Annual Average of Total T
Page 180 and 181: esponsible for collecting any repea
Page 182 and 183: While the CCR provides an annual
Page 184 and 185: • Very Small System Waiver - Syst
Page 186 and 187: CCL, which is comprised of 51 (nine
Page 188 and 189: • Aging infrastructure and corros
Page 190 and 191: SUMMARY OF MONITORING REQUIREMENTST
Page 194 and 195: Element 8: The purveyor shall inclu
Page 196 and 197: separation of common water inlets/o
Page 198 and 199: Fire Hydrant ImprovementsThis progr
Page 200 and 201: PRIORITIZATION OF IMPROVEMENTSCapit
Page 202 and 203: CHAPTER 12Financial InformationThis
Page 204 and 205: TABLE 12-2City of BellevueWater Uti
Page 206 and 207: during periods of high expenditures
Page 208 and 209: Bonds issued by the "Waterworks Uti
Page 210 and 211: TABLE 12-5City of BellevueWaterwork
Page 220: APPENDIX BService Area and Adjacent
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APPENDIX DAdjacent Purveyor Review
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CopyCenterFrom: Thompson, Randall L
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CopyCenterFrom:Scott Thomasson [STH
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CopyCenterFrom:Bob Trimble [bob.tri
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Consistency w/SPU forecast for wate
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Provision of SDWA water quality rep
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• Federally-approved habitat cons
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APPENDIX EConsistency Statement Let
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2006 Water Comprehensive Plan - City of Bellevue

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