FREDERICK, Md. (AP) — Maryland State Police say all lanes of northbound Interstate 270 are closed in the Frederick area.

Police say the road will be closed for about three hours Thursday morning after a car crashed into a pole holding an overhead sign north of New Design Road. Police say a Chevrolet Malibu went off the road and hit the sign early Thursday. The driver was taken to Meritus Medical Center in Hagerstown.

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The road will be closed for several hours while the sign is removed and replaced.

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Traffic will be detoured onto Interstate 70.

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