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O'Fallon, IL (KSDK) - The Illinois Department of Transportation announced Monday that both directions of Interstate 64 will be closed this Friday.

Both directions of the highway will be closed from west of IL 111 to the I-64/55/70 split in East St. Louis beginning Friday, March 30 at 9 p.m. until Monday, April 2 at 5 a.m.

The closure will allow workers to remove the two bridges that carry 9th Street and 10th Street over I-64.

All traffic will be detoured via I-255 and I-55/70.

If weather is unfavorable, the work will be postponed.