River Ridge Gateway Phase 1A Interchange
River Ridge Development Authority & United Consulting
Phase 1A work includes the removal of existing pavement, construction of new roadway, bridge, MSE retaining wall, guardrail, storm sewer, drainage culvert, erosion control measures, landscaping features, pavement markings and signs, common excavation, rock excavation, stockpiling of materials, soil preparation, and site grading. Estimated compared date is November 30, 2016. Click here to download a PDF version of this project.