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This presentation explores the intricate design and challenges of the Trunk Highway 55 and Hiawatha Light Rail Transit intersection under Minnehaha Park in Minneapolis, a project marred by 35 years of delays and stakeholder sensitivities. Developed with input from multiple entities including Minneapolis Parks and Recreation and state preservation offices, it showcases unique design elements like land bridges, noise walls, and aesthetic enhancements that promote both function and harmony with the environment.
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Minnesota Trunk Highway 55 and Hiawatha LRT under Minnehaha Park, Minneapolis, MinnesotaTransportation Research BoardBridge AestheticsCommittee AFF10 (2)Presented by:Jay WetmoreEdwards and Kelcey, Inc.
Challenges Controversial project 35 years of delays Minnehaha Park Minnehaha Creek Neighborhood sensitivity Multiple stakeholders
Aesthetic Design GuideDeveloped by Marjorie Pitz, RLAMartin and Pitz Associates
Directions from Mn/DOTThink “Outside of the box.”Input from:Minneapolis Parks and Recreation Department Sanders, Wacker, Wehrman and Bergley State Historic Preservation Office Minnesota Department of Transportation Office of Environmental Services Office of Bridges and Structures Office of Technical Support Metro Division Preliminary Design Consultant Design
Solutions developed through the preliminary design and environmental processLand Bridge under Minnehaha Park Noise Walls Retaining Walls
Design ElementsBridges Tunnel Portals Retaining Walls Noise Walls Grading Fencing Lighting Barriers, Curbs, & Special Surface Treatments Stream Edge Treatment Utilities Planting