MADISON, Wis. (WMTV) - All northbound lanes at Siggelkow Road on US 51 are closed due to an incident, the Dane County Sheriff’s Office confirmed on Saturday.

DCSO says the incident happened at 1:45 pm on Saturday. They say a trailer came off a truck, but they did not know the extent of any crashes.

Wisconsin Department of Transportation 511 says the closures are expected to be in place for one hour.

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