DJ&A provides specialized consulting engineering and surveying services for planning, design, and rehabilitation of dams and reservoirs. Our team provides comprehensive evaluations and innovative solutions to enhance the safety, performance, and longevity of new and existing dams of all types and sizes.

Key Services

Planning, Assessment, and Regulatory Services

  • Hazard Classification Assessments
  • Emergency Action Plans / Evacuation Plans
  • Operations and Maintenance Plans
  • Potential Failure Mode Analysis Workshops
  • Environmental Impact Assessments
  • Dam Permitting & Regulatory Coordination (FERC, USACE, State Agencies)

Site and Condition Assessments

  • Conditions Assessments and Safety Inspections
  • Survey and Mapping
    Geotechnical Investigation
  • Structural, Geotechnical, and Seismic Evaluations

Design and Rehabilitation Services

  • Dam Design
  • Spillway & Outlet Works Design
  • Seepage Control
  • Slope Stabilization & Embankment Repairs
  • Fish Passage & Aquatic Habitat Mitigation
  • Sediment Management & Water Quality Monitoring
  • Dam Rehabilitation & Repair
  • Rehabilitation Alternatives Development

Operational Monitoring and Risk Management

  • Hydraulic Modeling / Breach Flow Analysis / Inundation Mapping
  • Dam Monitoring
  • Instrumentation Installation & Monitoring Upgrades
  • Flood Risk Management & Resiliency
  • Construction and Project Management

Construction Management

  • Construction Management & Oversight
  • Outlet Works Inspection
  • Dam Removal