Stormwater Treatment Measures & Hydromodification Management Controls Maintenance Agreement 2024136958

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SILVA CELLS Recommendedfre uenc Component Inspection Activity Inspection Routine Maintenance Silva Cell Units Frames base and posts) and Deckor As needed None Not Applicable Tree Opening Spring, Fall, and after major storms As needed Check for clogging, standing water, sediment, trash, and debris n lets/Outlets/Pipes Inlet/Outlet structures Annually After major storms Check that the structures are operating ro erl Energy dissipation component Check that the energy at inlet (if applicable) Annually After major storms dissipation is working correctly Check that the flow Flow restrictor (if applicable) Annually After major storms restrictor is operating properly Check that the distribution Distribution pipes Annually Annually pipes are allowing water to distribute properly Check that the underdrain Underdrain pipes Annually Annually pipes are allowing water to distribute ro erl Trees/Vegetation Biannually As needed Check need for pruning Spring, Fall, and after major storms As needed Check tree safety Tree Spring and Fall As needed Check tree health Eve 4-5 years As needed Check for girding roots Annually As needed Check for soil or mulch on root collar Annually As needed Check safety Vegetation Biannually As needed Check tree health Weeds Monthly Monthly Check for weeds Mulch Monthly After weeding Check mulch coverage Watering As needed Not applicable Pest Control Nuisance Animals Biannually As needed Check for signs of damage from animals Insects Biannually or As needed Check the presence of needed insects and or insets nests