HENDERSON Environmental Design-Build Professionals perform comprehensive assessments prior to developing our project designs and construction plans.  Our assessments are used in determining construction feasibility and understanding site conditions, informing our first-rate restoration designs.  HENDERSON believes that long-term solutions to complex environmental problems can be achieved through precise assessment of existing conditions, multi-disciplinary design, value-engineering of alternatives, and through field-implementable solutions.

Tryon Creek Fish Passage Restoration Alternatives Study

Johnson Creek Habitat Assessment & Stream Stabilization

Otter Point Estuarine Habitat Restoration


Rock Creek Confluence Design-Build

Stone Bridge Replacement & Channel Restoration – Nettle Creek

Nettle Creek Stone Bridge Replacement and Channel Restoration

South Fork Klaskanine River Dam Removal and Habitat Restoration

South Fork Klaskanine River_hatchery diversion post constuction

Springbrook Creek Fish Passage


Tryon Creek Confluence Salmon Habitat Restoration


Tryon Creek Fish Passage Restoration Alternatives Study


Whychus Creek Dam Removal

Whychus Creek Irrigation Dam Removal and Channel Restoration

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