2019.02.04 CC Packet - Laserfiche WebLink

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Effective April 28, 2015 Chapter Four Subsurface Sewage Treatment System Regulations 12.2 Design Flow...............................................................................................................................43 12.3 Design Flow by Bedrooms.........................................................................................................43 12.4 Sum of design flow for existing dwellings................................................................................43 12.5 New housing developments.......................................................................................................43 12.6 Additional Capacity...................................................................................................................43 12.7 Design Flow Determination for Other Establishments..............................................................43 12.8 Employees in Design Flow Calculation.....................................................................................46 12.9 Measured Flow...........................................................................................................................46 12.10 Infiltration.................................................................................................................................. 47 12.11 Waste Concentration..................................................................................................................47 SECTION13 SEWAGE TANKS..............................................................................................................................48 13.1 Sewage Tanks, General..............................................................................................................48 13.2 Tank Strength Requirements......................................................................................................48 13.3 Poured -in -place concrete Tanks.................................................................................................48 13.4 Septic Tank Design....................................................................................................................48 13.5 Minimum Tank Capacity...........................................................................................................48 13.6 Common tanks...........................................................................................................................49 13.7 Septic tank capacity for multiple dwellings...............................................................................49 13.8 Septic tank capacity for other establishments............................................................................49 13.9 Holding Tank Capacity for Other Establishments.....................................................................49 13.10 Effluent Filters Required............................................................................................................49 13.11 Tanks connected in series..........................................................................................................49 13.12 Prior to other treatment devices.................................................................................................49 13.13 Compartmentalization of Single Tanks......................................................................................50 13.14 Septic Tank Baffles....................................................................................................................50 13.15 Sewage Tank Access..................................................................................................................50 13.16 Pump Tank Access..................................................................................................................... 51 13.17 Maintenance Hole Risers to Grade............................................................................................51 13.18 Maintenance Hole Covers..........................................................................................................51 13.19 Concrete Tank Construction......................................................................................................51 13.20 Non -Concrete Tank Construction..............................................................................................51 13.21 Precast Reinforced Concrete Tanks...........................................................................................51 13.22 Other Tanks................................................................................................................................51 13.23 Location and installation of tanks:.............................................................................................51 13.24 Tank Assessment........................................................................................................................52 13.25 Tank Identification.....................................................................................................................53 5 Washington County Development Code