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City of Redwood City (0011239.02)v Woodard & Curran, Inc. <br />Sanitary Sewer Capacity Master Plan November 2023 <br />ABBREVIATIONS AND DEFINITIONS <br />ABAG Association of Bay Area Governments <br />ABWF Average Base Wastewater Flow <br />ADWF Average Dry Weather Flow <br />ADS ADS Environmental Services <br />APN Assessor Parcel Number <br />BWF Base Wastewater Flow: sanitary and process flow contributions from residential, commercial, <br />institutional, and industrial users of the system. <br />CCTV Closed-Circuit Television <br />CIP Capital Improvement Program <br />CIPP Cured-in-Place Pipe <br />City City of Redwood City <br />County County of San Mateo <br />d/D Depth to diameter ratio: the depth of flow in a pipe compared to the pipe diameter. <br />DDF Depth-Duration-Frequency <br />DEM Digital Elevation Model <br />Diurnal Profile Variation in base wastewater flow over a typical 24-hour period. <br />DU Dwelling Unit <br />DWF Dry weather flow: the flow during non-rainfall periods, composed of base wastewater flow <br />plus any dry season groundwater infiltration. <br />ELHSMD Emerald Lake Heights Sewer Maintenance District <br />ENR CCI Engineering News Record Construction Cost Index <br />FAR Floor area ratio: ratio of building square footage to parcel lot size. <br />FOSMD Fair Oaks Sewer Maintenance District <br />fps Feet per second <br />FY Fiscal Year <br />GIS Geographic Information System <br />gpd Gallons per day <br />GWI Groundwater infiltration: extraneous water that infiltrates into a sewer system from the <br />ground through defective pipes and manholes. Groundwater infiltration is considered to be a <br />relatively constant daily flow that varies seasonally and depends on location of sewers with <br />respect to the groundwater table. <br />HDPE High Density Polyethylene (Pipe) <br />HGL Hydraulic Gradeline: elevation of water surface in a pipe <br />HP Horsepower <br />IDF Intensity-Duration-Frequency <br />I/I Infiltration and Inflow: extraneous groundwater and/or storm water that enter a sanitary <br />sewer system. <br />MFR Multi-Family Residential <br />MG Million Gallons <br />MGD or mgd Million Gallons per Day <br />ATTY/RESO.0077/CC RESO SEWER SYSTEM MANAGEMENT PLAN - EXHIBIT A <br />REV: 07-14-25 LF <br /> <br />Page 87 of 317