7. Capital Beltway (inner loop)
Two right lanes closed from 9 p.m. Monday to 5 a.m. Tuesday, and two left lanes closed from 9 p.m. Wednesday to 5 a.m. Thursday between Livingston Road and Route 210.
8. Capital Beltway (both loops)
Right lane closed on the inner loop from 10 a.m. to 3 p.m. Tuesday on the outer loop from 10 a.m. to 3 p.m. Wednesday on the Wilson Bridge.
9. Springfield interchange
Some lanes closed from 9:30 a.m. to 3 p.m. Monday through Thursday and 9 a.m. to noon Friday.
10. Chesapeake Bay Bridge
Various eastbound and westbound lane closures. For detailed lane closure information, visit www.mdtransportationauthority.com.
11. Nebraska Avenue NW
Two westbound lanes between 41st Street and Tenley Circle closed for three months.
Today's road races will cause Metrobus detours on the G2 route in Georgetown; the 9A, 10A and 1B routes in Alexandria; and the Q2 route in Rockville. Times and locations are listed on Metro's Web site, at www.wmata.com.
Tip of the Week
For tips on how to set your car's rear- and side-view mirrors to avoid the "blind spot," visit the Car Talk Web site at www.cartalk.com/content/features/mirrors.
-- Diane Mattingly