Indicator Engineering PLLC

Rivers and Streams:

• Two Dimensional analysis for more spatially varied systems with complex floodplain interactions

  • Wide variety of 2D modeling experience.

  • Model selection, development, calibration and analysis.

• One Dimensional, simple to complex, typically using HEC-RAS

• FEMA and Local floodplain assessments

  • No-rise certifications

  • CLOMR / LOMR / FIS

  • Floodplain regulatory compliance support

• Steady and Unsteady

• Flood reduction alternatives analysis

• Hydraulic analysis for geomorphic and habitat metrics

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Urban, Drainage and Stormwater:

• Pipe and ditch capacity analysis

• System Analysis, optimization and distributed solution alternative analysis

• Numerical modeling (SWMM, Infoworks, HEC-RAS, HSPF, WWHM, HY-8, etc)

• Sediment and erosion repairs and long-term solutions

• Large Woody Debris

• Bank erosion protection

• Grade control, channel stabilization

• Restoration, Habitat reconstruction and enhancement

• Floodplain reconnection

• Engineered Log Jams

• Levee setbacks

• Fish passage culverts

• Side channel habitat construction

• Scour and erosion protection

• Barb and river training

• Weirs and riffles

• Bridge/culvert crossing protection

• Road protection from channel migration

• Emergency In-water repairs

• Pipeline crossing protection

• Sedimentation and chronic maintenance solutions

• Scour evaluations and risk assessments

• Channel migration and lateral erosion

• Longitudinal profile assessment

• Channel form characterization and suitability

• Sediment aggradation and degradation analysis

• Numerical Modeling of bed and bank conditions (sediment transport modeling, lateral bank erosion modeling)

  • Quantitative evaluation of long term natural systems performance 

  • Design of countermeasures and alternatives analysis

• Flood frequency analysis

• Hydrologic basin modeling

  • HSPF, WWHM, SWMM, etc

  • Evaluation of Level of Service, Identification of key capacity issues

  • Basin plan solutions to provide long-term flood reduction and water quality improvements

• Peak streamflow estimation

• Stream gaging analysis, support and collection

• Reservoir routing for dam operations analysis

  • Spillway gate schedule development

  • Alternative spillway operations analysis

• High water mark identification