2018 Public Works Annual Report - Laserfiche WebLink

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The Treatment Plant facility underwent continuing construction upgrades. Projects included: Dewatering Improvements:The four belt presses were rebuilt and put into use. Secondary Improvements Project: Focused on certain major components which included a new aeration effluent channel, improved final clarifier flow control, improved final Clarifiers 6 and 7, replacement of return sludge pumps for Clarifiers 6 and 7, a new effluent pipe for Clarifiers 6 and 7, replacement of groundwater dewatering system, and new return sludge piping direct to each aeration tank. Operations Key Performance Indicators for 2018 are as follows: NPDES Permit Violations 0 Operations Staff Work Requests Generated 657 Total Work Orders Complete 3,460 Completed the construction of the Digester Gas Utilization project, which included the addition of a buffer tank for storage, the extension of cleaned gas piping from the Digester Gas Cleaning Skid to the Compressor Building and the Compressed Natural Gas (CNG) Fuel Station, and instrumentation for monitoring flow. Operations Major Accomplishment: Final completion of Secondary Improvement Project led to total automation of the secondary system which reduced energy usage and increased efficiency of the treatment process. Maintenance Major Accomplishment: Completion of tank coatings for all Primary Clarifiers and concrete channel walls as well as the Blending Basin and the North Gravity Tank. Computerized Maintenance Management System Upgrade Utilities upgraded its CMMS system to the latest version of IBM's Maximo 7.6. It is now a web-based program and is being hosted off site.The Maintenance Staff utilizes iPads to access work orders and to document work performed. This allows supervisors to access real time data and assists in completing reports and scheduling upcoming work and projects. Maintenance Key Performance Indicators for 2018 are as follows: Preventative Work Orders Completed 6,946 Work Order Backlog Hours Monthly Average 1,194 After Hour Emergency Calls 92 Combined Sewer Overflow The City has 35 active combined sewer overflow points ranging in outfall size from 12-inch to 96-inch diameter pipes.The total number of CSO monitoring devices is around 120. Each of the metering devices has data outputs that are collected via the CSO.Net communication system and then displayed on graphs and excel spreadsheets over the Internet.