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"I would recommend SDA to you without reservation and believe that SDA would be a tremendous assist to your team"

SDA recently completed construction drawing and bid specifications for a rock-textured, tie-back wall including a Low Impact Development (LID) bioretention facility and is assisting the City with NPDES compliance support. It has been my experience that SDA is a responsive, skilled, supportive engineering firm, and the City appreciates their continued good work and outstanding client service.

Steve Leniszewski, PE

Public Works Director, City of Duvall Washington