Update: I-75 northbound is shut down at the 81 MM and the 83 MM due to another semi involved accident.
MADISON COUNTY, Ky. (LEX 18) — A wreck on northbound Interstate Highway 75 at mile marker 85 has blocked three lanes of traffic.
Officials say several vehicles are involved and a semi jackknifed.
They estimate it will be blocked for around two hours.
There is no detour established.
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