Shady Ln & E Main Street Closure planned May 12-26

May 7, 2025 — The intersection of Shady Lane and Main Street East will be closed for construction from May 12 through May 26, weather pending. Traffic will be detoured to Mandan Ave and then Missouri Drive to access Shady Lane, Missouri Drive, First St NE, Second St NE, Third St NE and Fourth St NE. 

Please drive carefully in the area, avoid closed construction zones and follow marked detour routes. 

Project contact information. The City of Mandan has contracted with Moore Engineering, Inc. for the construction engineering of the project. Project Engineer Aiden Kelly can be reached at 701-751-8388 to discuss concerns. Thank you for your patience through the construction process. 

Learn more about Street Improvement District 235 at cityofmandan.com/roadprojects.