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City of Santa Ana I Statement of Qualifications Water Resources Panel Building Services 1 10 <br /> Piiholo Water Treatment Plant Control System <br /> Improvements OWNER AGENCY: <br /> County of Maur, Department of Water Supply Hawaii COUNTY OF <br /> REFERENCE <br /> Tony Linder <br /> WaterTreatment Plant Division Chief, <br /> _s Water Services <br /> County of Maui <br /> Tony.Linc1er@co.maui.hi.us <br /> F 808.270.7380 <br /> r.: <br /> CONTRACTS <br /> $869,206 Piiholo WTP Upgrades <br /> $534,125 lao WTP Upgrades <br /> DATES <br /> 2015-2017 Piiholo WTP Upgrades <br /> s <br /> 2017-2019 iao WTP Upgrades <br /> Piiholo Wafer Treatment Plant Control System Improvements EQUIPMENT AND SOFTWARE. Ignition SCADA <br /> This project upgraded the PLC controls and SCADA system at an existing s Allen-Bradley ControlLogix PLCs <br /> 3.2 million gallons per day(mgd)capacity water treatment facility required <br /> to remain in continuous operation.The overall project upgraded the entire • Cisco Ethernet/Fiber <br /> facility,including:reservoir monitoring,raw water processing,flocculation, <br /> filter and backwash,chlorination,soda ash,Granulated Activated Carbon(GAC) <br /> monitoring,clearwell control,distribution system,and pump station. <br /> Trimax upgraded the PLC system comprising 10 enclosures to a new,fully- <br /> __ redundant Allen-Bradley ControlLogix PLC system with remote 1/0.Trimax also <br /> replaced the existing Wonderware SCADA system with Ignition by Inductive <br /> Automation.Because the water treatment facility was required to remain <br /> operational,with specific treatment process downtime limited to a maximum <br /> - - _ of four hours on any given day,Trimax installed the new control system and <br /> SCADA in parallel with the existing systems and limited all downtime during <br /> 1=01 _. __ testing to less than four hours.Once the new system testing was complete,the <br /> -- old controls were removed,and new ones installed to final physical locations. <br /> /ao Surface Water Treatment Plant Upgrades <br /> This$21.5 million project constructed a new surface water treatment plant in <br /> central Maui with a micro-filtration treatment process.The plant has clean- <br /> _ in-place four filter trains and backwash,and a maximum capacity of 3.2 mgd. <br /> -- The control system operates raw water in-feed from a local stream,filtration, <br /> chemical dosing,chlorine generator,chlorine contact tank,3 MG water storage <br /> T a tank,and pumping into the water distribution system. <br /> "8 2 <br /> - ' e Trimax upgraded the existing control system to fully-redundant Allen-Bradley <br /> ControlLogix processors with 12 large remote 1/0 panels,including more than <br /> 600 1/0 system points.Trimax also implemented a new Ignition SCADA system <br /> in a fully-redundant configuration. <br /> — _ 711 _ <br /> Ci�t��/, Council 23 — 71 1/18/2022 <br /> TRIMAJC 1 A TESCO CONTPOLS COMPANY Water and Waste Water Project Qualifications <br />