8:45 A.M. Update

On I-495 North at mile marker 50 in Fairfax County, motorists can expect potential delays due to a tractor trailer accident. The right shoulder is closed.

8:20 A.M. Update

Route 123 North in Tysons Corner is jammed due to an accident. Only the right lane gets by.

A disabled bus is tying up South Capitol Street N. at Galveston Street SW. Traffic slows before Southern Avenue.

8 A.M. Update

A disabled vehicle is being reported on I-95 North in Fairfax County. No through lanes are blocked, but expect possible delays.

7:40 A.M. Update

All through lanes are milled, but not paved on Route 29 South in Maryland between Briggs Chaney Road and E. Randolph Road. Expect delays of up to 15 minutes.

7:20 A.M. Update

An accident is blocking the right shoulder on I-66 East near Route 123.

Arlington County officials are reporting an accident involving a pedestrian on U.S. 1 North and 23rd Street S.

7 A.M. Update

An accident is being reported on the Prince William Parkway at Tattersall Drive, north of Route 234.

6:40 A.M. Update

The left lane and shoulder have reopened northbound on the Virginia Capital Beltway between the Dulles Toll Road and Route 123. The earlier accident has been cleared.

6:20 A.M. Update

In Virginia, the left lane and shoulder are closed on I-495 North between the Dulles Toll Road and Route 123.

All lanes are open on Route 1 North in the Woodbridge area. The earlier crash has been moved to the shoulder.

Good morning, commuters,

We’ll be tracking the morning commute and any traffic issues that come up. Make sure to tell us about anything you see out there — either in the comments below or via Twitter (@DrGridlock).

So far:

The left turn lanes northbound on Georgia Avenue in Maryland are closed due to a water valve break being repaired there.

A crash is blocking two northbound lanes of U.S. Route 1 at Cardinal Drive in the Woodbridge area.