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2012 Assessment of Silver View Pond Stormwater Basin <br />May 2012 <br />Table of Contents <br />1.0 Executive Summary.................................................................................................................. 1 <br />2.0 Background and assessment Methodology............................................................................. 3 <br />2.1 <br />Background ................... .............................................................................................................. <br />3 <br />1 ? <br />�.� <br />Evaluation Process ..................... <br />...... <br />2.3 <br />Stormwater Pond Selection.........................................................................................................5 <br />2.4 <br />Stormwater Pond Historic Information Evaluation .....................................................................6 <br />2.5 <br />Stormwater Pond Survey and Visual Inspection.............. <br />...........................................................6 <br />2.6 <br />Stormwater Pond Field Watershed Delineation..........................................................................7 <br />2.7 <br />Stormwater Pend Treatment Capacity Evaluation ................. <br />2.8 <br />Stormwater Pond Weiland Evaluation........................................................................................9 <br />2.9 <br />Stormwater Pond Sediment Coring.............................................................................................9 <br />2.10 <br />Assessment of Stormwater Pond Expansion... .... ...... --- <br />...................................... .................. 10 <br />2.l I <br />Planning Level Cost Estimation................................................................................................10 <br />3.0 Data <br />Summary and 'Pond Assessment Results........................................................................11 <br />3.1 <br />Sionrlwater Pond Survey and Visual Inspection.......................................................................1 <br />1 <br />3.2 <br />Stonnwater Pond Treatment Capacity Considerations <br />....................... 2 <br />3.3 <br />Stortwater Pond Wetland Evaluation......................................................................................14 <br />3.4 <br />Preliminary Planning Level Cost Estimation............................................................................ <br />16 <br />3.5 <br />Assessment of Need for Sediment Removal.............................................................................17 <br />4.0 Recommendations and Conclusions........................................................................................18 <br />4.1 <br />Future Evaluations .................. <br />IS <br />4.2 <br />Expansion and Maintenance Implementation ..................... <br />........ .............................................. is <br />4.3 <br />Permitting Requirements...........................................................................................................20 <br />4.4 <br />Structure Modifications.............................................................................................................21 <br />5.0 References...................................................... .......................................................................... L" <br />PMP6 21 N1N 62 ';{,'1OR! SO ,j Vies+ Pond Apse>;mvnt Workfilo Rerun Si1%et View Pond A&%255nlenl-Final duct <br />