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Description
Dr. Lewandowski is a registered professional engineer in the State of California, and has over 35 years of professional experience in water related systems analysis, modeling and construction defect review, including: Drinking Water Systems – Wide range of project size and experience, from analyzing low water pressure conditions in HOA water distribution systems potentially caused by construction defects to City wide water distribution system master planning of piping, pumping and storage facilities to maintain water pressure and quality. Wastewater Systems – District Engineer services for a Sanitary District, including Master Plan review and development, modeling of peak wet weather flows, and project management of design and construction. Identified causes and resolutions for sewer backup and overflow conditions. Storm Drain Systems – Master planning and water quality modeling studies for numerous agencies, cities and districts, including a tidal hydrodynamic model of a natural coastal wetland for rehabilitation and restoration studies. Storm drain system design projects included redevelopment areas with bay mud settlement issues. Flooding – Modeled tidal flooding in a development bordering the San Pablo Bay waterfront. Analyzed flooding levels in numerous natural creeks, channels, roadways and storm drains. Reduced FEMA flood plain water surface levels and boundaries based on updated modeling data. Groundwater – Developed planning level reviews and assessments of groundwater resources for agencies, cities and districts. Subsurface Drainage – Investigated excessive moisture observed in crawlspaces where condominiums and other structures were cut into hillside. His clients appreciate his strategic and practical solutions, his easy to understand explanations of project results and his attention to maintaining the project schedule and budget.
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