With heavy traffic, humidity and temperatures hovering around the 90 degree mark, the Minnesota Department of Transportation says its ready to respond to any road buckling on the state's highways. MnDOT says so far, no roads have buckled due to the conditions.

Minnesota Department of Transportation Commissioner Thomas Sorel is leaving the 5,000-worker agency that he has guided since April 2008, and on Dec. 1 will become the new leader of AAA Minneapolis, a 200,000-member auto club.

The Minnesota Department of Transportation has recommended building a new two-lane Highway 43 bridge across the Mississippi River, adjacent and just upstream from the existing span, the Winona Daily News reports.

Their goal is to develop a mix of grass that can survive winter’s cold and salt exposure as well as the heat and humidity of the summer. The research is being funded through a grant from the Minnesota Department of Transportation.

Prepare to find a new way through downtown Minneapolis next week. Transportation crews are completely shutting down the Lowry Tunnel next Monday and Tuesday for its annual fall cleaning.

Minnesota Department of Transportation contractors repaved an eight-mile stretch of Interstate 35 north of the Twin Cities, but MnDOT did not contract for shoulder improvements. So when the roadwork was done, there was a 5/8-inch drop-off to the shoulder. "It's a safety issue and we'll get on it right away," a MnDOT spokesman told the Star Tribune. He called it a rare mistake.