Pond Reconstruction to Mitigate Flooding and Erosion Client: The City of Rockville Location: Rockville, MD In conjunction with our design partners, Charles P. Johnson & Associates and Slater & Associates, Hazen and Sawyer prepared pond retrot plans and oversaw construction in a local park in Rockville, Maryland. This restoration created much needed oine ood control and reduced downstream channel erosion rates. Project Outcomes and Benefits Provides ood control, water quality improvement and stream restoration to protect a 2,100 foot long downstream receiving water, the College Gardens Tributary. Used a 60 mil liner, ow splitting, extended detention for the one- inch storm and channel protection control over twenty-four hours for the one-year event. A natural channel design approach ut

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