CSAH 1 (CSAH 47 to CSAH 16) Reconstruction Project

Project Description: Olmsted County is leading a project to realign and reconstruct approximately 3 miles of County State Aid Highway (CSAH) 1 from the CSAH1/CSAH 47 roundabout to CSAH 16 in Simpson.

construction project map

Open House - July 16, 2025.

Anticipated project schedule: Spring 2025- Winter 2026 - Design and Right of Way Acquisition | Spring 2027 - Construction

Public Works contact: Assistant County Engineer, Nathan Arnold 507-328-7060 | nathan.arnold@olmstedcounty.gov(link sends email)