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.
Utility Problem. US-1 NB/SB at Amberton Dr. How Co MD. All lanes blocked. NB traffic diverted to MD-100. SB traffic diverted to Troyhill Rd.
— MATOC Alerts (@MATOC) August 29, 2017