South Dakota DOT Construction • I-90 West and I-90 East near Chamberlain.

The project consists of drainage improvements, shoulder surfacing, bridge rehabilitation, and lighting on I-90 at Chamberlain.

Exit 263 Westbound will be closed through June 28th. Exit 263 Eastbound will be closed from June 29th – September 22nd.

We will be sharing updates as we receive them. Stay tuned to this page or