Water Resources Engineering

The Tsiouvaras Simmons Holderness water resources engineering staff has diverse water resources project experience. We provide analysis and design to create lasting projects. Coordination with our other disciplines to provide innovative solutions to complex project issues is common at Tsiouvaras Simmons Holderness. Our projects are designed with the context of the project as a key component of design. From a sound engineering design base, we provide an environmentally-sensitive approach to projects that require blending with the natural environment.


  • Hydrologic analysis and modeling
  • Channel design
  • Channel stability and erosion control
  • Sediment transport
  • Storm sewer design and modeling
  • Floodplain analysis
  • FEMA studies and floodplain revisions
  • Bridge hydraulics and scour
  • Hydraulic structure design
  • Sedimentation studies
  • Water quality analysis and design
  • Detention facilities design