Updated at 10:52 a.m.

All lanes of U.S. 1 in Elkridge, Md., have reopened.

Original post at 5:40 a.m.

Parts of U.S. 1 — both the north and south sides — are closed Tuesday because of a utility problem, officials said.

It is not clear how long the roadway will be closed. Drivers are advised to avoid the area.