Lien Road is currently closed to thru traffic between Parkside Drive and Thierer Road for sanitary sewer construction for Madison Metropolitan Sewerage District.  The closure is expected to last until Thursday, October 31. 

Metro Transit is detoured:
https://www.cityofmadison.com/metro/detours/route-20

More information on the project can be found here:
https://www.madsewer.org/Projects/West-Interceptor-Rehabilitation-Gammon-Extension-to-Pumping-Station-5-Copy

Direct any questions to the contact listed.